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Card snapshot
chainfx-payment-core-production.up.railway.app
·
2026-08-18 01:15:41 UTC
·
33e96d4cf5b3b0356e33cc90f53b5cf6dfbbad4205eaefbf396c4c204c958d8b
This is a frozen copy of the agent's agent-card.json as we observed it at the timestamp above. We capture a new snapshot every time the card's content hash changes. Useful for: forensic drift analysis, verifying downstream callers see the right version, reproducing routing decisions made historically.
{
"agent_identity": {
"agent_id": "did:web:chainfx-payment-core-production.up.railway.app:chainfx-agent-pay",
"algorithm": "EdDSA",
"expires_at": "2027-07-17T00:00:00Z",
"issued_at": "2026-07-17T00:00:00Z",
"jwks_url": "https://chainfx-payment-core-production.up.railway.app/.well-known/jwks.json",
"public_key": {
"crv": "Ed25519",
"kid": "chainfx-agent-pay-ed25519-19a33eb0614f",
"kty": "OKP",
"x": "3IWxzOrAwk41ox1jASslKtCFaWFaI--_AOYOwLyPcLY"
},
"public_key_id": "chainfx-agent-pay-ed25519-19a33eb0614f",
"reputation": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-reputation.json",
"signature_url": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-card.signature",
"sla": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-sla.json",
"verified_by": "ChainFX"
},
"authentication": {
"anonymous_purchase_path": {
"authentication": "payment",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/{capability}/execute",
"flow": [
"call",
"402",
"pay",
"replay",
"execute"
],
"preferred": "x402"
},
"description": "Agent Commerce uses x402 for public purchase and purchase-scoped capability grants for MCP execution.",
"integrated_agent_path": {
"authentication": "capability_grant",
"flow": [
"purchase_policy",
"purchase",
"pay",
"capability_grant",
"execute"
],
"preferred": "mcp"
},
"type": "x402_payment_or_capability_grant"
},
"capabilities": {
"pushNotifications": false,
"stateTransitionHistory": true,
"streaming": true,
"taskLifecycle": true,
"taskStates": [
"submitted",
"working",
"input_required",
"completed",
"failed",
"canceled",
"rejected"
]
},
"chainfx": {
"commerceVersion": "1"
},
"commerce": [
{
"actions": [
{
"cost": "0",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/llm_chat/execute",
"executionMode": "trial_real",
"method": "POST",
"type": "try"
},
{
"asset": "USDT",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/llm_chat/execute",
"method": "POST",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_gpt_5",
"planPrice": "5.000000",
"protocol": "x402",
"quota": 1000,
"type": "buy"
}
],
"availability": "ready",
"buyerPaths": {
"anonymousPurchaseAllowed": true,
"integratedPurchaseAllowed": true,
"purchaseProtocol": "x402"
},
"commerceReady": true,
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat/contract",
"decision": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/llm_chat/execute",
"executionMode": "trial_real",
"input": {
"text": "Long document text"
},
"method": "POST",
"paymentFlow": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"replay": true,
"reuseIdempotencyKey": true,
"reuseRequestBody": true,
"reuseRequestId": true
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_gpt_5",
"planPrice": "5.000000",
"quota": 1000
},
"protocol": "http",
"recommended": "try_free",
"requestTemplate": {
"agentWallet": "<agent_wallet>",
"idempotencyKey": "<stable_idempotency_key>",
"input": {
"text": "Long document text"
},
"network": "BSC",
"operation": "<capability_operation>",
"payerWallet": "<payer_wallet>",
"paymentAsset": "USDT",
"requestId": "<request_id>",
"units": 1
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat",
"format": "application/json",
"schema": "outputSchema"
},
"status": "ready"
},
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat",
"execute": {
"trial": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/llm_chat/execute",
"x402": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/llm_chat/execute"
},
"id": "llm_chat",
"links": {
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat"
},
"name": "Chat LLM",
"nextAction": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/llm_chat/execute",
"executionMode": "trial_real",
"method": "POST",
"protocol": "http",
"recommended": "try_free"
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_gpt_5",
"planPrice": "5.000000",
"quota": 1000
},
"quickInput": {
"text": "Long document text"
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat",
"format": "application/json",
"schema": "outputSchema"
},
"tags": [
"ai",
"generate",
"text",
"chat",
"summarize",
"classify"
],
"trial": {
"available": true,
"executeEndpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/llm_chat/execute",
"executionMode": "trial_real",
"freeExecutions": 1,
"provider": "openai",
"walletRequired": false
}
},
{
"actions": [
{
"cost": "0",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/document_ocr/execute",
"executionMode": "trial_real",
"method": "POST",
"type": "try"
},
{
"asset": "USDT",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/document_ocr/execute",
"method": "POST",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_ocr_5",
"planPrice": "5.000000",
"protocol": "x402",
"quota": 50,
"type": "buy"
}
],
"availability": "ready",
"buyerPaths": {
"anonymousPurchaseAllowed": true,
"integratedPurchaseAllowed": true,
"purchaseProtocol": "x402"
},
"commerceReady": true,
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr/contract",
"decision": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/document_ocr/execute",
"executionMode": "trial_real",
"input": {
"fileUrl": "https://example.com/invoice.pdf"
},
"method": "POST",
"paymentFlow": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"replay": true,
"reuseIdempotencyKey": true,
"reuseRequestBody": true,
"reuseRequestId": true
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_ocr_5",
"planPrice": "5.000000",
"quota": 50
},
"protocol": "http",
"recommended": "try_free",
"requestTemplate": {
"agentWallet": "<agent_wallet>",
"idempotencyKey": "<stable_idempotency_key>",
"input": {
"fileUrl": "https://example.com/invoice.pdf"
},
"network": "BSC",
"operation": "<capability_operation>",
"payerWallet": "<payer_wallet>",
"paymentAsset": "USDT",
"requestId": "<request_id>",
"units": 1
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr",
"format": "application/json",
"schema": "outputSchema"
},
"status": "ready"
},
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr",
"execute": {
"trial": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/document_ocr/execute",
"x402": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/document_ocr/execute"
},
"id": "document_ocr",
"links": {
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr"
},
"name": "Document OCR",
"nextAction": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/document_ocr/execute",
"executionMode": "trial_real",
"method": "POST",
"protocol": "http",
"recommended": "try_free"
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_ocr_5",
"planPrice": "5.000000",
"quota": 50
},
"quickInput": {
"fileUrl": "https://example.com/invoice.pdf"
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr",
"format": "application/json",
"schema": "outputSchema"
},
"tags": [
"ai",
"extract",
"text",
"parse",
"invoice",
"document"
],
"trial": {
"available": true,
"executeEndpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/document_ocr/execute",
"executionMode": "trial_real",
"freeExecutions": 1,
"provider": "chainfx-ocr-http",
"walletRequired": false
}
},
{
"actions": [
{
"cost": "0",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/semantic_memory/execute",
"executionMode": "trial_real",
"method": "POST",
"type": "try"
},
{
"asset": "USDT",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/semantic_memory/execute",
"method": "POST",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_memory_5",
"planPrice": "5.000000",
"protocol": "x402",
"quota": 1500,
"type": "buy"
}
],
"availability": "ready",
"buyerPaths": {
"anonymousPurchaseAllowed": true,
"integratedPurchaseAllowed": true,
"purchaseProtocol": "x402"
},
"commerceReady": true,
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory/contract",
"decision": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/semantic_memory/execute",
"executionMode": "trial_real",
"input": {
"content": "Client prefers USDT settlement.",
"key": "deal-1",
"namespace": "agent"
},
"method": "POST",
"paymentFlow": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"replay": true,
"reuseIdempotencyKey": true,
"reuseRequestBody": true,
"reuseRequestId": true
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_memory_5",
"planPrice": "5.000000",
"quota": 1500
},
"protocol": "http",
"recommended": "try_free",
"requestTemplate": {
"agentWallet": "<agent_wallet>",
"idempotencyKey": "<stable_idempotency_key>",
"input": {
"content": "Client prefers USDT settlement.",
"key": "deal-1",
"namespace": "agent"
},
"network": "BSC",
"operation": "<capability_operation>",
"payerWallet": "<payer_wallet>",
"paymentAsset": "USDT",
"requestId": "<request_id>",
"units": 1
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory",
"format": "application/json",
"schema": "outputSchema"
},
"status": "ready"
},
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory",
"execute": {
"trial": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/semantic_memory/execute",
"x402": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/semantic_memory/execute"
},
"id": "semantic_memory",
"links": {
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory"
},
"name": "Memory",
"nextAction": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/semantic_memory/execute",
"executionMode": "trial_real",
"method": "POST",
"protocol": "http",
"recommended": "try_free"
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_memory_5",
"planPrice": "5.000000",
"quota": 1500
},
"quickInput": {
"content": "Client prefers USDT settlement.",
"key": "deal-1",
"namespace": "agent"
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory",
"format": "application/json",
"schema": "outputSchema"
},
"tags": [
"ai",
"save",
"memory",
"get",
"semantic",
"search",
"knowledge",
"lookup"
],
"trial": {
"available": true,
"executeEndpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/semantic_memory/execute",
"executionMode": "trial_real",
"freeExecutions": 1,
"provider": "chainfx-memory",
"walletRequired": false
}
},
{
"actions": [
{
"cost": "0",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/capability_discovery/execute",
"executionMode": "trial_real",
"method": "POST",
"type": "try"
},
{
"asset": "USDT",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/capability_discovery/execute",
"method": "POST",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_discovery_3",
"planPrice": "3.000000",
"protocol": "x402",
"quota": 1000,
"type": "buy"
}
],
"availability": "ready",
"buyerPaths": {
"anonymousPurchaseAllowed": true,
"integratedPurchaseAllowed": true,
"purchaseProtocol": "x402"
},
"commerceReady": true,
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery/contract",
"decision": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/capability_discovery/execute",
"executionMode": "trial_real",
"input": {
"query": "market data"
},
"method": "POST",
"paymentFlow": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"replay": true,
"reuseIdempotencyKey": true,
"reuseRequestBody": true,
"reuseRequestId": true
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_discovery_3",
"planPrice": "3.000000",
"quota": 1000
},
"protocol": "http",
"recommended": "try_free",
"requestTemplate": {
"agentWallet": "<agent_wallet>",
"idempotencyKey": "<stable_idempotency_key>",
"input": {
"query": "market data"
},
"network": "BSC",
"operation": "<capability_operation>",
"payerWallet": "<payer_wallet>",
"paymentAsset": "USDT",
"requestId": "<request_id>",
"units": 1
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery",
"format": "application/json",
"schema": "outputSchema"
},
"status": "ready"
},
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery",
"execute": {
"trial": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/capability_discovery/execute",
"x402": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/capability_discovery/execute"
},
"id": "capability_discovery",
"links": {
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery"
},
"name": "Discovery",
"nextAction": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/capability_discovery/execute",
"executionMode": "trial_real",
"method": "POST",
"protocol": "http",
"recommended": "try_free"
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_discovery_3",
"planPrice": "3.000000",
"quota": 1000
},
"quickInput": {
"query": "market data"
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_discovery",
"format": "application/json",
"schema": "outputSchema"
},
"tags": [
"data",
"search",
"capability",
"list",
"providers",
"estimate",
"cost",
"choose",
"route"
],
"trial": {
"available": true,
"executeEndpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/capability_discovery/execute",
"executionMode": "trial_real",
"freeExecutions": 1,
"provider": "chainfx-discovery",
"walletRequired": false
}
},
{
"actions": [],
"availability": "integrated_only",
"buyerPaths": {
"anonymousPurchaseAllowed": false,
"integratedPurchaseAllowed": true,
"purchaseProtocol": "mcp"
},
"commerceReady": false,
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx/contract",
"decision": {
"authentication": "capability_grant",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/mcp/tools/call",
"executeTool": "executeCapability",
"executionMode": "paid_integrated",
"input": {
"amount": "100.000000",
"asset": "USDT"
},
"method": "POST",
"operationHints": {
"create_payment": {
"conditional": {
"credit_card": [
"paymentLink_or_barcode"
],
"pix": [
"pixKey"
]
},
"effect": "Creates a persisted Agent Rail payment intent and returns the exact USDT funding requirement.",
"required": [
"amount",
"wallet",
"idempotencyKey"
]
},
"quote_fx": {
"effect": "Returns the current USDT/BRL quote and ChainFX fee without creating a payment.",
"optional": [
"wallet",
"type"
],
"required": [
"amount"
]
},
"settle_provider": {
"effect": "Reads and reconciles the persisted settlement state. It never creates a duplicate payout.",
"required": [
"intent_id"
]
},
"wallet_balance": {
"effect": "Returns available and locked USDT from the ChainFX internal payment ledger.",
"optional": [
"network"
],
"required": [
"wallet"
]
}
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_fx_400",
"planPrice": "400.000000",
"quota": 100000
},
"protocol": "mcp",
"purchaseTool": "purchaseCapability",
"recommended": "purchase_mcp",
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx",
"format": "application/json",
"schema": "outputSchema"
},
"status": "integrated_only"
},
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx",
"execute": {
"trial": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/payments_fx/execute",
"x402": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/payments_fx/execute"
},
"id": "payments_fx",
"links": {
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx"
},
"name": "Payments / FX",
"nextAction": {
"authentication": "capability_grant",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/mcp/tools/call",
"executeTool": "executeCapability",
"executionMode": "paid_integrated",
"method": "POST",
"protocol": "mcp",
"purchaseTool": "purchaseCapability",
"recommended": "purchase_mcp"
},
"operationHints": {
"create_payment": {
"conditional": {
"credit_card": [
"paymentLink_or_barcode"
],
"pix": [
"pixKey"
]
},
"effect": "Creates a persisted Agent Rail payment intent and returns the exact USDT funding requirement.",
"required": [
"amount",
"wallet",
"idempotencyKey"
]
},
"quote_fx": {
"effect": "Returns the current USDT/BRL quote and ChainFX fee without creating a payment.",
"optional": [
"wallet",
"type"
],
"required": [
"amount"
]
},
"settle_provider": {
"effect": "Reads and reconciles the persisted settlement state. It never creates a duplicate payout.",
"required": [
"intent_id"
]
},
"wallet_balance": {
"effect": "Returns available and locked USDT from the ChainFX internal payment ledger.",
"optional": [
"network"
],
"required": [
"wallet"
]
}
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_fx_400",
"planPrice": "400.000000",
"quota": 100000
},
"quickInput": {
"amount": "100.000000",
"asset": "USDT"
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/payments_fx",
"format": "application/json",
"schema": "outputSchema"
},
"tags": [
"finance",
"create",
"payment",
"quote",
"fx",
"settle",
"provider",
"wallet",
"balance"
],
"trial": {
"available": false
}
},
{
"actions": [
{
"cost": "0",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/aml_screening/execute",
"executionMode": "trial_real",
"method": "POST",
"type": "try"
},
{
"asset": "USDT",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/aml_screening/execute",
"method": "POST",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_aml_50",
"planPrice": "50.000000",
"protocol": "x402",
"quota": 500,
"type": "buy"
}
],
"availability": "ready",
"buyerPaths": {
"anonymousPurchaseAllowed": true,
"integratedPurchaseAllowed": true,
"purchaseProtocol": "x402"
},
"commerceReady": true,
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening/contract",
"decision": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/aml_screening/execute",
"executionMode": "trial_real",
"input": {
"wallet": "0x0000000000000000000000000000000000000000"
},
"method": "POST",
"paymentFlow": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"replay": true,
"reuseIdempotencyKey": true,
"reuseRequestBody": true,
"reuseRequestId": true
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_aml_50",
"planPrice": "50.000000",
"quota": 500
},
"protocol": "http",
"recommended": "try_free",
"requestTemplate": {
"agentWallet": "<agent_wallet>",
"idempotencyKey": "<stable_idempotency_key>",
"input": {
"wallet": "0x0000000000000000000000000000000000000000"
},
"network": "BSC",
"operation": "<capability_operation>",
"payerWallet": "<payer_wallet>",
"paymentAsset": "USDT",
"requestId": "<request_id>",
"units": 1
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening",
"format": "application/json",
"schema": "outputSchema"
},
"status": "ready"
},
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening",
"execute": {
"trial": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/aml_screening/execute",
"x402": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/aml_screening/execute"
},
"id": "aml_screening",
"links": {
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening"
},
"name": "AML Screening",
"nextAction": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/aml_screening/execute",
"executionMode": "trial_real",
"method": "POST",
"protocol": "http",
"recommended": "try_free"
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_aml_50",
"planPrice": "50.000000",
"quota": 500
},
"quickInput": {
"wallet": "0x0000000000000000000000000000000000000000"
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening",
"format": "application/json",
"schema": "outputSchema"
},
"tags": [
"security",
"screen",
"wallet",
"counterparty",
"check",
"sanctions"
],
"trial": {
"available": true,
"executeEndpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/aml_screening/execute",
"executionMode": "trial_real",
"freeExecutions": 1,
"provider": "chainfx-aml-demo",
"walletRequired": false
}
},
{
"actions": [
{
"cost": "0",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/smart_contract_scan/execute",
"executionMode": "trial_real",
"method": "POST",
"type": "try"
},
{
"asset": "USDT",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/smart_contract_scan/execute",
"method": "POST",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_contract_scan_10",
"planPrice": "10.000000",
"protocol": "x402",
"quota": 20,
"type": "buy"
}
],
"availability": "ready",
"buyerPaths": {
"anonymousPurchaseAllowed": true,
"integratedPurchaseAllowed": true,
"purchaseProtocol": "x402"
},
"commerceReady": true,
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan/contract",
"decision": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/smart_contract_scan/execute",
"executionMode": "trial_real",
"input": {
"chainId": 1,
"contractAddress": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
"network": "ethereum"
},
"method": "POST",
"paymentFlow": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"replay": true,
"reuseIdempotencyKey": true,
"reuseRequestBody": true,
"reuseRequestId": true
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_contract_scan_10",
"planPrice": "10.000000",
"quota": 20
},
"protocol": "http",
"recommended": "try_free",
"requestTemplate": {
"agentWallet": "<agent_wallet>",
"idempotencyKey": "<stable_idempotency_key>",
"input": {
"chainId": 1,
"contractAddress": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
"network": "ethereum"
},
"network": "BSC",
"operation": "<capability_operation>",
"payerWallet": "<payer_wallet>",
"paymentAsset": "USDT",
"requestId": "<request_id>",
"units": 1
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan",
"format": "application/json",
"schema": "outputSchema"
},
"status": "ready"
},
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan",
"execute": {
"trial": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/smart_contract_scan/execute",
"x402": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/smart_contract_scan/execute"
},
"id": "smart_contract_scan",
"links": {
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan"
},
"name": "Smart Contract Scan",
"nextAction": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/smart_contract_scan/execute",
"executionMode": "trial_real",
"method": "POST",
"protocol": "http",
"recommended": "try_free"
},
"ownership": "first_party",
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_contract_scan_10",
"planPrice": "10.000000",
"quota": 20
},
"provider": "ChainFX",
"providerId": "chainfx-contract-scan",
"providerName": "ChainFX",
"providerOwnership": "first_party",
"quickInput": {
"chainId": 1,
"contractAddress": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
"network": "ethereum"
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/smart_contract_scan",
"format": "application/json",
"schema": "outputSchema"
},
"tags": [
"security",
"scan",
"verified",
"contract"
],
"trial": {
"available": true,
"executeEndpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/smart_contract_scan/execute",
"executionMode": "trial_real",
"freeExecutions": 1,
"ownership": "first_party",
"provider": "ChainFX",
"providerId": "chainfx-contract-scan",
"providerName": "ChainFX",
"providerOwnership": "first_party",
"walletRequired": false
}
},
{
"actions": [
{
"cost": "0",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/web_security_posture/execute",
"executionMode": "trial_real",
"method": "POST",
"type": "try"
},
{
"asset": "USDT",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/web_security_posture/execute",
"method": "POST",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_web_security_5",
"planPrice": "5.000000",
"protocol": "x402",
"quota": 50,
"type": "buy"
}
],
"availability": "ready",
"buyerPaths": {
"anonymousPurchaseAllowed": true,
"integratedPurchaseAllowed": true,
"purchaseProtocol": "x402"
},
"commerceReady": true,
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture/contract",
"decision": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/web_security_posture/execute",
"executionMode": "trial_real",
"input": {
"scanMode": "passive",
"url": "https://example.com"
},
"method": "POST",
"paymentFlow": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"replay": true,
"reuseIdempotencyKey": true,
"reuseRequestBody": true,
"reuseRequestId": true
},
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_web_security_5",
"planPrice": "5.000000",
"quota": 50
},
"protocol": "http",
"recommended": "try_free",
"requestTemplate": {
"agentWallet": "<agent_wallet>",
"idempotencyKey": "<stable_idempotency_key>",
"input": {
"scanMode": "passive",
"url": "https://example.com"
},
"network": "BSC",
"operation": "<capability_operation>",
"payerWallet": "<payer_wallet>",
"paymentAsset": "USDT",
"requestId": "<request_id>",
"units": 1
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture",
"format": "application/json",
"schema": "outputSchema"
},
"status": "ready"
},
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture",
"execute": {
"trial": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/web_security_posture/execute",
"x402": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/web_security_posture/execute"
},
"id": "web_security_posture",
"links": {
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture"
},
"name": "Web Security Posture",
"nextAction": {
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/web_security_posture/execute",
"executionMode": "trial_real",
"method": "POST",
"protocol": "http",
"recommended": "try_free"
},
"ownership": "first_party",
"pricing": {
"asset": "USDT",
"model": "marketplace_plan",
"network": "BSC",
"planId": "plan_web_security_5",
"planPrice": "5.000000",
"quota": 50
},
"provider": "ChainFX",
"providerId": "chainfx-web-security",
"providerName": "ChainFX",
"providerOwnership": "first_party",
"quickInput": {
"scanMode": "passive",
"url": "https://example.com"
},
"result": {
"contentType": "application/json",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture/contract",
"details": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/web_security_posture",
"format": "application/json",
"schema": "outputSchema"
},
"tags": [
"security",
"scan",
"web",
"posture"
],
"trial": {
"available": true,
"executeEndpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/web_security_posture/execute",
"executionMode": "trial_real",
"freeExecutions": 1,
"ownership": "first_party",
"provider": "ChainFX",
"providerId": "chainfx-web-security",
"providerName": "ChainFX",
"providerOwnership": "first_party",
"walletRequired": false
}
}
],
"commerce_model": {
"anonymous_pay_per_use": {
"authentication": "payment",
"description": "First economic interaction for an unknown agent. No pre-issued credential is required.",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/{capability}/execute",
"protocol": "x402",
"status": "available_for_purchasable_digital_capabilities"
},
"financial_controls": [
"x402 payment does not bypass risk, compliance, settlement or provider controls.",
"Financial operations can require additional policy checks before execution."
],
"integrated_agent": {
"authentication": "capability_grant",
"description": "Policy-scoped Agent Commerce purchase and execution with a grant scoped to the purchase, capability, quota and expiry.",
"protocol": "mcp",
"status": "available"
}
},
"decision_metadata": {
"auth_required": "bearer_or_x402_payment",
"fees_bps": {
"credit_card": 1900,
"pix": 1000
},
"funding_asset": "USDT",
"funding_network": "BSC",
"payment_methods": [
"pix",
"credit_card"
],
"risk_notes": [
"Deposit exactly required_usdt to payment_address on BSC.",
"Expired intents must not be funded.",
"Overpayment and underpayment may require manual review.",
"Bearer API key is required for integrated Agent Pay routes.",
"x402 is available for purchasable digital capabilities and is the intended anonymous pay-per-use entry point.",
"pay_pix_with_usdt x402 execution is not published until it converges on the same PaymentIntent state machine, policy, settlement and reconciliation controls."
],
"sandbox_available": true,
"settlement_countries": [
"BR"
],
"sla": {
"a2a_timeout_ms": 15000,
"discovery_timeout_ms": 3000,
"intent_ttl_minutes": 15,
"settlement_note": "PIX/card settlement starts after exact USDT deposit confirmation."
},
"supported_assets": [
"USDT",
"USDC"
],
"supported_countries": [
"BR"
],
"supported_networks": [
"BSC"
]
},
"defaultInputModes": [
"application/json"
],
"defaultOutputModes": [
"application/json"
],
"description": "Stablecoin-funded real-world payments for autonomous agents.",
"endpoints": {
"a2a": "https://chainfx-payment-core-production.up.railway.app/a2a",
"a2a_events": "https://chainfx-payment-core-production.up.railway.app/a2a/tasks/{id}/events",
"a2a_task": "https://chainfx-payment-core-production.up.railway.app/a2a/tasks/{id}",
"a2a_tasks": "https://chainfx-payment-core-production.up.railway.app/a2a/tasks",
"agent_pay": "https://chainfx-payment-core-production.up.railway.app/agent/v1/pay",
"agntcy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agntcy.json",
"ai_services": "https://chainfx-payment-core-production.up.railway.app/.well-known/ai-services.json",
"compositions": "https://chainfx-payment-core-production.up.railway.app/.well-known/capability-compositions.json",
"graph": "https://chainfx-payment-core-production.up.railway.app/.well-known/capability-graph.json",
"graph_registry": "https://chainfx-payment-core-production.up.railway.app/.well-known/capability-graph-registry.json",
"mcp": "https://chainfx-payment-core-production.up.railway.app/mcp/initialize",
"oasf": "https://chainfx-payment-core-production.up.railway.app/.well-known/oasf.json",
"onboarding": "https://chainfx-payment-core-production.up.railway.app/agent-pay.json",
"openapi": "https://chainfx-payment-core-production.up.railway.app/openapi.json",
"planner": "https://chainfx-payment-core-production.up.railway.app/agent/v1/plans",
"policy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"registries": "https://chainfx-payment-core-production.up.railway.app/agent/v1/registries",
"status": "https://chainfx-payment-core-production.up.railway.app/agent/v1/pay/{id}",
"x402": "https://chainfx-payment-core-production.up.railway.app/.well-known/x402.json",
"x402_execute": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/{capability}/execute"
},
"name": "ChainFX Agent Pay",
"planning": {
"capability_graph": "https://chainfx-payment-core-production.up.railway.app/.well-known/capability-graph.json",
"capability_graph_api": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capability-graph",
"compositions": "https://chainfx-payment-core-production.up.railway.app/.well-known/capability-compositions.json",
"compositions_api": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capability-compositions",
"graph_registry": "https://chainfx-payment-core-production.up.railway.app/.well-known/capability-graph-registry.json",
"graph_registry_api": "https://chainfx-payment-core-production.up.railway.app/agent/v1/graph-registry",
"graph_version": "2.0.0",
"name": "ChainFX Planning Layer for Agent Commerce",
"planner_api": "https://chainfx-payment-core-production.up.railway.app/agent/v1/plans",
"planner_version": "1.0.0",
"policy_discovery": "https://chainfx-payment-core-production.up.railway.app/.well-known/agent-policy.json",
"policy_required_for": [
"pay_pix_with_usdt",
"pay_card_bill_with_usdt",
"stablecoin_exchange",
"capability_purchase",
"capability_execution",
"x402_capability_execution"
]
},
"protocol": "a2a",
"provider": {
"organization": "ChainFX",
"url": "https://www.chainfx.store"
},
"quickStart": {
"buy": {
"endpointTemplate": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/{capability}/execute",
"flow": [
"POST without PAYMENT",
"receive 402",
"pay requirements",
"replay with PAYMENT"
],
"method": "POST",
"protocol": "x402"
},
"integrate": {
"auth": "sk_live",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/mcp/initialize",
"protocol": "mcp"
},
"recommendedCapability": "web_security_posture",
"try": {
"endpointTemplate": "https://chainfx-payment-core-production.up.railway.app/agent/v1/capabilities/{capability}/execute",
"executionMode": "trial_real",
"method": "POST"
}
},
"registry": {
"agntcy": "https://chainfx-payment-core-production.up.railway.app/.well-known/agntcy.json",
"graph": "https://chainfx-payment-core-production.up.railway.app/.well-known/capability-graph-registry.json",
"graph_api": "https://chainfx-payment-core-production.up.railway.app/agent/v1/graph-registry",
"index": "https://chainfx-payment-core-production.up.railway.app/agent/v1/registries",
"oasf": "https://chainfx-payment-core-production.up.railway.app/.well-known/oasf.json",
"protocols": [
"mcp",
"a2a",
"openapi",
"x402",
"oasf"
],
"signedRecord": "https://chainfx-payment-core-production.up.railway.app/agent/v1/registry-records/agntcy-oasf"
},
"skills": [
{
"buyerPaths": {
"agentCommerce": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/pay_pix_with_usdt/execute",
"grantBased": true,
"path": "/x402/capabilities/pay_pix_with_usdt/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"reason": "x402 Agent Commerce is disabled by capability policy",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"status": "closed",
"supported": false
},
"anonymous": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/pay_pix_with_usdt/execute",
"grantBased": true,
"path": "/x402/capabilities/pay_pix_with_usdt/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"reason": "x402 Agent Commerce is disabled by capability policy",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"status": "closed",
"supported": false
},
"anonymousAgent": [
"https://chainfx-payment-core-production.up.railway.app/.well-known/agent-card.json",
"https://chainfx-payment-core-production.up.railway.app/mcp/capabilities.json",
"https://chainfx-payment-core-production.up.railway.app/x402/capabilities/pay_pix_with_usdt/execute",
"402 Payment Required",
"PAYMENT replay"
],
"anonymousPurchaseAllowed": false,
"capabilityDetails": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/pay_pix_with_usdt",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/pay_pix_with_usdt/contract",
"nextAction": "Agent Commerce is policy restricted for this capability; no developer credential is advertised as a fallback.",
"pricingReadiness": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/pay_pix_with_usdt",
"purchaseEndpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/pay_pix_with_usdt/execute",
"purchaseProtocol": "x402"
},
"capability": "agent_payments",
"description": "Create a PIX payment intent funded by an autonomous agent with USDT on BSC.",
"example": {
"arguments": {
"agent_wallet": "0x830000000000000000000000000000000000019a",
"amount_brl": "150.00",
"beneficiary_name": "Recipient",
"idempotency_key": "agent-pay-001",
"pix_key": "+5511999999999"
},
"skill": "pay_pix_with_usdt"
},
"execution": {
"authentication": "bearer",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/pay",
"flow": [
"quote_required_usdt",
"create_intent",
"deposit_usdt",
"settle_pix",
"poll_status"
]
},
"id": "pay_pix_with_usdt",
"input_schema": {
"properties": {
"agent_wallet": {
"description": "EVM wallet address of the paying agent",
"type": "string"
},
"amount_brl": {
"description": "BRL amount the PIX recipient receives, e.g. 150.00",
"type": "string"
},
"beneficiary_name": {
"description": "Optional beneficiary label",
"type": "string"
},
"idempotency_key": {
"description": "Caller-generated unique key",
"type": "string"
},
"pix_key": {
"description": "Destination PIX key",
"type": "string"
}
},
"required": [
"amount_brl",
"pix_key",
"idempotency_key",
"agent_wallet"
],
"type": "object"
},
"name": "Pay PIX with USDT",
"pricing": "https://chainfx-payment-core-production.up.railway.app/agent/v1/pricing/pix",
"purchase_paths": {
"anonymous_x402": {
"authentication": "payment",
"plannedEndpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/pay_pix_with_usdt/execute",
"reason": "PIX is a financial operation and must first converge on PaymentIntent state, policy, settlement, reconciliation and failure handling.",
"status": "not_published_for_sale"
},
"integrated": {
"authentication": "Authorization: Bearer sk_live_*",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/agent/v1/pay",
"status": "available"
}
},
"tags": [
"payments",
"pix",
"usdt",
"bsc",
"a2a"
]
},
{
"capability": "agent_payments",
"description": "Create a card bill or payment-link intent funded by USDT on BSC.",
"example": {
"arguments": {
"agent_wallet": "0x830000000000000000000000000000000000019a",
"amount_brl": "250.00",
"beneficiary_name": "Card Issuer",
"idempotency_key": "agent-card-001",
"payment_link": "https://issuer.example/pay/123"
},
"skill": "pay_card_bill_with_usdt"
},
"id": "pay_card_bill_with_usdt",
"input_schema": {
"properties": {
"agent_wallet": {
"type": "string"
},
"amount_brl": {
"type": "string"
},
"barcode": {
"description": "Required when payment_link is absent",
"type": "string"
},
"beneficiary_name": {
"type": "string"
},
"due_date": {
"type": "string"
},
"idempotency_key": {
"type": "string"
},
"payment_link": {
"description": "Required when barcode is absent",
"type": "string"
}
},
"required": [
"amount_brl",
"idempotency_key",
"agent_wallet"
],
"type": "object"
},
"name": "Pay card bill with USDT",
"pricing": "https://chainfx-payment-core-production.up.railway.app/agent/v1/pricing/credit_card",
"tags": [
"payments",
"credit_card",
"usdt",
"bsc",
"a2a"
]
},
{
"description": "Read an agent payment intent lifecycle status, deposit data and settlement receipt.",
"id": "get_payment_status",
"input_schema": {
"properties": {
"intent_id": {
"type": "string"
}
},
"required": [
"intent_id"
],
"type": "object"
},
"name": "Get payment status",
"tags": [
"payments",
"status",
"settlement"
]
},
{
"description": "Estimate gross USDT, fee and required USDT for a BRL payment amount.",
"id": "quote_required_usdt",
"input_schema": {
"properties": {
"agent_wallet": {
"type": "string"
},
"amount_brl": {
"type": "string"
},
"type": {
"enum": [
"pix",
"credit_card"
],
"type": "string"
}
},
"required": [
"type",
"amount_brl"
],
"type": "object"
},
"name": "Quote required USDT",
"tags": [
"quote",
"pricing",
"usdt"
]
},
{
"description": "List supported fiat payment rails and stablecoin funding rails.",
"id": "list_supported_payment_methods",
"input_schema": {
"properties": {},
"type": "object"
},
"name": "List supported payment methods",
"tags": [
"discovery",
"payments"
]
},
{
"description": "Quote BSC stablecoin exchanges such as USDT to USDC through ChainFX Agent Rail.",
"id": "stablecoin_exchange",
"input_schema": {
"properties": {
"agent_wallet": {
"type": "string"
},
"amount": {
"type": "number"
},
"amountType": {
"enum": [
"pay",
"receive"
],
"type": "string"
},
"payAsset": {
"enum": [
"USDT",
"USDC"
],
"type": "string"
},
"receiveAsset": {
"enum": [
"USDT",
"USDC"
],
"type": "string"
}
},
"required": [
"payAsset",
"receiveAsset",
"amount",
"agent_wallet"
],
"type": "object"
},
"name": "Stablecoin exchange",
"tags": [
"stablecoin",
"exchange",
"usdt",
"usdc",
"bsc"
]
},
{
"buyerPaths": {
"agentCommerce": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/capability_exchange/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/capability_exchange/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymous": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/capability_exchange/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/capability_exchange/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymousAgent": [
"https://chainfx-payment-core-production.up.railway.app/.well-known/agent-card.json",
"https://chainfx-payment-core-production.up.railway.app/mcp/capabilities.json",
"https://chainfx-payment-core-production.up.railway.app/x402/capabilities/capability_exchange/execute",
"402 Payment Required",
"PAYMENT replay"
],
"anonymousPurchaseAllowed": true,
"capabilityDetails": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_exchange",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_exchange/contract",
"nextAction": "POST https://chainfx-payment-core-production.up.railway.app/x402/capabilities/capability_exchange/execute without PAYMENT; pay the 402 requirements and replay the same request with PAYMENT.",
"pricingReadiness": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/capability_exchange",
"purchaseEndpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/capability_exchange/execute",
"purchaseProtocol": "x402"
},
"capability": "capability_exchange",
"description": "Discover purchasable and executable capabilities available to autonomous agents.",
"id": "capability_exchange",
"input_schema": {
"properties": {
"capability": {
"type": "string"
},
"category": {
"type": "string"
},
"paymentAsset": {
"enum": [
"USDT",
"USDC"
],
"type": "string"
}
},
"type": "object"
},
"name": "Capability exchange",
"pricing": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities",
"tags": [
"capabilities",
"marketplace",
"discovery"
],
"x402_execute": {
"authentication": "payment",
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/{capability}/execute",
"flow": [
"call",
"402",
"pay",
"replay",
"execute"
]
}
},
{
"buyerPaths": {
"agentCommerce": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/semantic_memory/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/semantic_memory/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymous": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/semantic_memory/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/semantic_memory/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymousAgent": [
"https://chainfx-payment-core-production.up.railway.app/.well-known/agent-card.json",
"https://chainfx-payment-core-production.up.railway.app/mcp/capabilities.json",
"https://chainfx-payment-core-production.up.railway.app/x402/capabilities/semantic_memory/execute",
"402 Payment Required",
"PAYMENT replay"
],
"anonymousPurchaseAllowed": true,
"capabilityDetails": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory/contract",
"nextAction": "POST https://chainfx-payment-core-production.up.railway.app/x402/capabilities/semantic_memory/execute without PAYMENT; pay the 402 requirements and replay the same request with PAYMENT.",
"pricingReadiness": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/semantic_memory",
"purchaseEndpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/semantic_memory/execute",
"purchaseProtocol": "x402"
},
"description": "Discover persistent memory operations for agent context and knowledge lookup.",
"id": "semantic_memory",
"name": "Semantic memory",
"tags": [
"memory",
"agent-state",
"capability"
]
},
{
"buyerPaths": {
"agentCommerce": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/document_ocr/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/document_ocr/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymous": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/document_ocr/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/document_ocr/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymousAgent": [
"https://chainfx-payment-core-production.up.railway.app/.well-known/agent-card.json",
"https://chainfx-payment-core-production.up.railway.app/mcp/capabilities.json",
"https://chainfx-payment-core-production.up.railway.app/x402/capabilities/document_ocr/execute",
"402 Payment Required",
"PAYMENT replay"
],
"anonymousPurchaseAllowed": true,
"capabilityDetails": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr/contract",
"nextAction": "POST https://chainfx-payment-core-production.up.railway.app/x402/capabilities/document_ocr/execute without PAYMENT; pay the 402 requirements and replay the same request with PAYMENT.",
"pricingReadiness": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/document_ocr",
"purchaseEndpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/document_ocr/execute",
"purchaseProtocol": "x402"
},
"description": "Discover OCR operations for extracting and structuring document text.",
"id": "document_ocr",
"name": "Document OCR",
"tags": [
"ocr",
"documents",
"capability"
]
},
{
"buyerPaths": {
"agentCommerce": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/llm_chat/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/llm_chat/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymous": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/llm_chat/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/llm_chat/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymousAgent": [
"https://chainfx-payment-core-production.up.railway.app/.well-known/agent-card.json",
"https://chainfx-payment-core-production.up.railway.app/mcp/capabilities.json",
"https://chainfx-payment-core-production.up.railway.app/x402/capabilities/llm_chat/execute",
"402 Payment Required",
"PAYMENT replay"
],
"anonymousPurchaseAllowed": true,
"capabilityDetails": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat/contract",
"nextAction": "POST https://chainfx-payment-core-production.up.railway.app/x402/capabilities/llm_chat/execute without PAYMENT; pay the 402 requirements and replay the same request with PAYMENT.",
"pricingReadiness": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/llm_chat",
"purchaseEndpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/llm_chat/execute",
"purchaseProtocol": "x402"
},
"description": "Discover provider-routed text generation, chat, summarization and classification.",
"id": "llm_chat",
"name": "LLM chat",
"tags": [
"llm",
"chat",
"summarization",
"capability"
]
},
{
"buyerPaths": {
"agentCommerce": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/aml_screening/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/aml_screening/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymous": {
"apiKeyRequired": false,
"developerKeyRequired": false,
"endpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/aml_screening/execute",
"firstResponse": 402,
"flow": [
"POST",
"402",
"pay",
"replay",
"execute"
],
"grantBased": true,
"path": "/x402/capabilities/aml_screening/execute",
"paymentReplay": {
"firstResponse": 402,
"paymentHeader": "PAYMENT",
"protocol": "x402",
"sameIdempotencyKey": true,
"sameRequestBody": true,
"sameRequestId": true
},
"protocol": "x402",
"request": {
"contentType": "application/json",
"method": "POST",
"optional": [
"planId",
"paymentAsset",
"network",
"nonce",
"input",
"units",
"provider",
"routingMode",
"region",
"maxLatencyMs",
"maxCostScore",
"requireReal"
],
"required": [
"agentWallet",
"payerWallet",
"idempotencyKey",
"operation",
"requestId"
]
},
"supported": true
},
"anonymousAgent": [
"https://chainfx-payment-core-production.up.railway.app/.well-known/agent-card.json",
"https://chainfx-payment-core-production.up.railway.app/mcp/capabilities.json",
"https://chainfx-payment-core-production.up.railway.app/x402/capabilities/aml_screening/execute",
"402 Payment Required",
"PAYMENT replay"
],
"anonymousPurchaseAllowed": true,
"capabilityDetails": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening",
"contract": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening/contract",
"nextAction": "POST https://chainfx-payment-core-production.up.railway.app/x402/capabilities/aml_screening/execute without PAYMENT; pay the 402 requirements and replay the same request with PAYMENT.",
"pricingReadiness": "https://chainfx-payment-core-production.up.railway.app/marketplace/capabilities/aml_screening",
"purchaseEndpoint": "https://chainfx-payment-core-production.up.railway.app/x402/capabilities/aml_screening/execute",
"purchaseProtocol": "x402"
},
"description": "Discover machine-readable anti-money-laundering screening operations.",
"id": "aml_screening",
"name": "AML screening",
"tags": [
"aml",
"compliance",
"screening",
"capability"
]
}
],
"status": "available",
"url": "https://chainfx-payment-core-production.up.railway.app/a2a",
"version": "1.0.0"
}