0
💰 Paid API
skills.onesource.io
skills.onesource.io
· skills.onesource.io
NFT metadata, traits, and image URI for any ERC721 or ERC1155 token - fetched via eth_call with IPFS resolution (OneSource live Ethereum RPC)
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Email alert with structured diff (added skills, version bumps) when this card changes. Structured JSON via card-changes API.
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Trust score
19/100
grade F · 9 criteria
Uptime
accumulating
3/5 probes
Revenue · 30d
$0.00
wallet active · no inflow
Usage · 7d
0
no recent activity
Card drift · 7d
changed
0 snapshots tracked
Owner
unverified
claim this listing →
F
Conformance score: 19/100
F-grade: card is reachable but fails most operational signals.
click to expand breakdown ▾
click to collapse breakdown ▴
F
Conformance score: 19/100
F-grade: card is reachable but fails most operational signals.
pass
Valid AgentCard
10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
info
Live JSON-RPC
0/25
Live probe hasn't run yet.
fail
Protocol version
0/10
No protocolVersion in card.
How to earn +10 points
Declare protocolVersion
Add `"protocolVersion": "1.0"` to the AgentCard root. Without it, callers can't negotiate v0.x vs v1.0 compatibility.
Docs →
info
JWS signature
0/10
Card is unsigned (most published agents are).
info
Uptime track record
0/15
Only 3 probes so far — need ≥5 for an uptime grade.
fail
Skill declaration
0/10
No skills declared in card. Hard to route to.
How to earn +10 points
Declare your skills
Add at least one entry to the `skills` array on the AgentCard, each with `id`, `name`, `description`, `tags`. We canonicalise these into the global skill taxonomy on next probe.
Docs →
partial
Verified Identity
5/10
Provider declared: skills.onesource.io (https://skills.onesource.io). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.
How to earn +5 points
Verify your domain ownership
Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.
Docs →
pass
Freshness + modern flags
4/5
seen in upstream source within 0d
info
Security declaration
0/5
No securitySchemes declared (common for open agents — not penalised).
⚠ Card drift detected — this agent's
agent-card.json changed within the last 7 days. We track these so downstream callers can react.
Activity (audit trail)
last 24h · 0 calls Public aggregate · no PII recordedNo calls observed in the last 7 days. Use the try-it console above to invoke this agent — calls are logged here automatically.
Uptime
33.3%
3 probes
Response
0ms
last probe
Skills
0
declared
Streaming
—
SSE-capable
Endpoints
| Agent card | https://skills.onesource.io/.well-known/agent-card.json |
| Provider | https://skills.onesource.io |
| Docs | https://skills.onesource.io |
Discovered via
agentic_market
recrawl_hot
recrawl_warm
Health · last 2 probes
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Markdown / HTML snippets
[](https://agenstry.com/agents/skills.onesource.io) [](https://agenstry.com/agents/skills.onesource.io) [](https://agenstry.com/agents/skills.onesource.io) [](https://agenstry.com/agents/skills.onesource.io)
Audit-grade evidence bundle
JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against
our JWKS. See the methodology.
Raw agent card JSON
{
"_source": "agentic.market",
"service": {
"id": "skills-onesource-io",
"name": "skills.onesource.io",
"description": "NFT metadata, traits, and image URI for any ERC721 or ERC1155 token - fetched via eth_call with IPFS resolution (OneSource live Ethereum RPC)",
"domain": "skills.onesource.io",
"provider": "skills.onesource.io",
"providerUrl": "",
"category": "",
"networks": [
"eip155:8453"
],
"enriched": false,
"endpoints": [
{
"url": "https://skills.onesource.io/api/chain/block/0x1212D00",
"description": "Fetch an Ethereum block header and transaction hashes by number, tag, or hex via eth_getBlockByNumber",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "number",
"type": "string",
"description": "",
"example": "latest",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/call",
"description": "Simulate a read-only Ethereum contract call via eth_call - no transaction sent",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "POST",
"providerName": "",
"parameters": [
{
"group": "body",
"name": "data",
"type": "string",
"description": "",
"example": "0x0",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "to",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/ens/vitalik.eth",
"description": "ENS resolve - turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live Ethereum RPC",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "input",
"type": "string",
"description": "",
"example": "vitalik.eth",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "input",
"type": "string",
"description": "",
"example": "vitalik.eth",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/nonce/:address",
"description": "Next transaction nonce for any Ethereum wallet via eth_getTransactionCount - how many txs it has sent",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "address",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "path",
"name": "address",
"type": "string",
"description": "",
"example": "EVM wallet address (0x-prefixed, 40 hex characters)",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "address",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/allowance",
"description": "ERC20 allowance via allowance (eth_call) - how much a spender is approved to move from an owner's wallet",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "owner",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "spender",
"type": "string",
"description": "",
"example": "0x6b175474e89094c44da98b954eedeac495271d0f",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "token",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "owner",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "spender",
"type": "string",
"description": "",
"example": "0x6b175474e89094c44da98b954eedeac495271d0f",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "token",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/erc1155-balance",
"description": "ERC1155 token balance via balanceOf (eth_call) - how many copies of a token_id a wallet holds",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "account",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "contract",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "token_id",
"type": "string",
"description": "",
"example": "1",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "account",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "contract",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "token_id",
"type": "string",
"description": "",
"example": "1",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/erc20-balance",
"description": "ERC20 token balance for any Ethereum wallet - USDC, USDT, DAI, or any token - via balanceOf (eth_call) on OneSource live Ethereum RPC",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "account",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "token",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "account",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "token",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/erc20-transfers",
"description": "ERC20 Transfer logs via eth_getLogs - decoded sender, recipient, and amount for a token or wallet",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "token",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "wallet",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "token",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "wallet",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/erc721-tokens",
"description": "List every ERC721 NFT token_id a wallet owns in a collection via tokenOfOwnerByIndex (eth_call)",
"pricing": {
"amount": "0.008",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "contract",
"type": "string",
"description": "",
"example": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "owner",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "contract",
"type": "string",
"description": "",
"example": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "owner",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/estimate-gas",
"description": "Estimate the gas a transaction will consume via eth_estimateGas before signing it",
"pricing": {
"amount": "0.004",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "POST",
"providerName": "",
"parameters": [
{
"group": "body",
"name": "data",
"type": "string",
"description": "",
"example": "0x0",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "to",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/events",
"description": "Query Ethereum contract event logs via eth_getLogs - filter by contract, topic, and block range",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "contract",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "contract",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/live-balance",
"description": "Live wallet balance - native ETH plus any ERC20 tokens in one call via eth_getBalance and balanceOf on OneSource Ethereum RPC",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "address",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "address",
"type": "string",
"description": "",
"example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/network-info",
"description": "Ethereum network info - chain ID, block height, and gas price in one batched RPC call (eth_chainId + eth_blockNumber + eth_gasPrice)",
"pricing": {
"amount": "0.001",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/nft-metadata",
"description": "NFT metadata, traits, and image URI for any ERC721 or ERC1155 token - fetched via eth_call with IPFS resolution (OneSource live Ethereum RPC)",
"pricing": {
"amount": "0.008",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "contract",
"type": "string",
"description": "",
"example": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "token_id",
"type": "string",
"description": "",
"example": "1",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "contract",
"type": "string",
"description": "",
"example": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "token_id",
"type": "string",
"description": "",
"example": "1",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/nft-owner",
"description": "Look up the current owner of an ERC721 NFT by token_id via ownerOf (eth_call)",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "contract",
"type": "string",
"description": "",
"example": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "token_id",
"type": "string",
"description": "",
"example": "1",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "contract",
"type": "string",
"description": "",
"example": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "token_id",
"type": "string",
"description": "",
"example": "1",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/pending",
"description": "Pending Ethereum block - mempool transactions not yet mined, via eth_getBlockByNumber(\"pending\")",
"pricing": {
"amount": "0.01",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/storage",
"description": "Read a raw storage slot from any Ethereum contract via eth_getStorageAt",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "contract",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "slot",
"type": "string",
"description": "",
"example": "0x0",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "contract",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "slot",
"type": "string",
"description": "",
"example": "0x0",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/total-supply",
"description": "Total supply of an ERC20 or ERC721 token contract via totalSupply (eth_call)",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "contract",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "contract",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/block-number",
"description": "Latest Ethereum block height - current chain tip via eth_blockNumber",
"pricing": {
"amount": "0.001",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/block/latest",
"description": "Fetch an Ethereum block header and transaction hashes by number, tag, or hex via eth_getBlockByNumber",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "number",
"type": "string",
"description": "",
"example": "latest",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "number",
"type": "string",
"description": "",
"example": "latest",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/chain-id",
"description": "Ethereum chain ID (EIP-155) via eth_chainId - confirm which chain a network is on",
"pricing": {
"amount": "0.001",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/ens/nick.eth",
"description": "ENS resolve \u2014 turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live Ethereum RPC",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "input",
"type": "string",
"description": "",
"example": "vitalik.eth",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/proxy/:address",
"description": "Detect upgradeable proxy patterns (EIP-1967, UUPS, Transparent) via eth_getStorageAt - returns the implementation address behind a proxy",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "address",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "path",
"name": "address",
"type": "string",
"description": "",
"example": "EVM wallet address (0x-prefixed, 40 hex characters)",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "address",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/code/:address",
"description": "Check if an Ethereum address is a contract via eth_getCode - returns deployed bytecode",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "address",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "path",
"name": "address",
"type": "string",
"description": "",
"example": "EVM wallet address (0x-prefixed, 40 hex characters)",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "address",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/block/22000000",
"description": "Fetch an Ethereum block header and transaction hashes by number, tag, or hex via eth_getBlockByNumber",
"pricing": {
"amount": "0.003",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "number",
"type": "string",
"description": "",
"example": "latest",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/contract/:address",
"description": "Contract introspection via eth_call - name, symbol, decimals, and ERC20/721/1155 interface support",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "address",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "path",
"name": "address",
"type": "string",
"description": "",
"example": "EVM wallet address (0x-prefixed, 40 hex characters)",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "address",
"type": "string",
"description": "",
"example": "0xdac17f958d2ee523a2206206994597c13d831ec7",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/ens/:address",
"description": "ENS resolve \u2014 turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live Ethereum RPC",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "input",
"type": "string",
"description": "",
"example": "vitalik.eth",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "path",
"name": "address",
"type": "string",
"description": "",
"example": "EVM wallet address (0x-prefixed, 40 hex characters)",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/tx/:hash",
"description": "Full Ethereum transaction details by hash via eth_getTransactionByHash - from, to, value, calldata, block",
"pricing": {
"amount": "0.008",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "hash",
"type": "string",
"description": "",
"example": "0xad7e04119ecd85857728205f5b12e95f0bab8e99f9c2f60be5dc79cfc6a8df1f",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "path",
"name": "hash",
"type": "string",
"description": "",
"example": "EVM transaction or block hash (0x-prefixed, 64 hex characters)",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "hash",
"type": "string",
"description": "",
"example": "0xad7e04119ecd85857728205f5b12e95f0bab8e99f9c2f60be5dc79cfc6a8df1f",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/receipt/:hash",
"description": "Transaction receipt via eth_getTransactionReceipt - status, gas, and event logs for a mined Ethereum transaction",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "hash",
"type": "string",
"description": "",
"example": "0xad7e04119ecd85857728205f5b12e95f0bab8e99f9c2f60be5dc79cfc6a8df1f",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "path",
"name": "hash",
"type": "string",
"description": "",
"example": "EVM transaction or block hash (0x-prefixed, 64 hex characters)",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "hash",
"type": "string",
"description": "",
"example": "0xad7e04119ecd85857728205f5b12e95f0bab8e99f9c2f60be5dc79cfc6a8df1f",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "body",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/ens/nick.base.eth",
"description": "ENS resolve \u2014 turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live Ethereum RPC",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "input",
"type": "string",
"description": "",
"example": "vitalik.eth",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
},
{
"url": "https://skills.onesource.io/api/chain/ens/swollen.eth",
"description": "ENS resolve \u2014 turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live Ethereum RPC",
"pricing": {
"amount": "0.005",
"currency": "USDC",
"network": "eip155:8453",
"scheme": "exact",
"maxAmount": "",
"minAmount": ""
},
"method": "GET",
"providerName": "",
"parameters": [
{
"group": "query",
"name": "input",
"type": "string",
"description": "",
"example": "vitalik.eth",
"enumValues": [],
"default": null,
"required": false
},
{
"group": "query",
"name": "network",
"type": "string",
"description": "",
"example": "ethereum",
"enumValues": [],
"default": null,
"required": false
}
]
}
],
"integrationType": "",
"isNew": false,
"priceSummary": {
"minAmount": "0.001",
"maxAmount": "0.01",
"avgCostPerTransaction": "0.004323",
"avgCostBasis": "exact",
"currency": "USDC"
},
"serviceName": "",
"tags": []
}
}