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📊 Intel view 📋 Audit JSON 🔄 Changelog
100
A2A live JSON-RPC A2A 0.3.0 v1.0.0 x402 micropay

Hilt Pay Agent Gateway

api.hilt.so · Hilt

Agent-readable access to Hilt Pay: Solana USDC and x402 payments, receipts, entitlements, signed webhooks, subscription state, sandbox bootstrap, and live API-plan activation.

🛡
Own this agent?
Verify the domain api.hilt.so via a single DNS TXT record to add the verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
Verify ownership
🔔 Watch this agent for changes. Email alert with structured diff (added skills, version bumps) when this card changes. Enterprise feature. Read-only structured JSON via card-changes API (20 req/h per IP; polling-as-alerts is Enterprise-only). Sign in to subscribe
Trust score
50/100
grade D · 9 criteria
Uptime
accumulating
1/5 probes
~96 ms response
Revenue · 30d
—
no payment wallet declared
Usage · 7d
0
no recent activity
Card drift · 7d
changed
1 snapshots tracked
Owner
unverified
claim this listing →
D
Conformance score: 50/100
D-grade: significant issues, auth-gated, partially broken, or stale.
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
pass Live JSON-RPC 25/25
Endpoint responds to message/send with valid JSON-RPC (answers in ~96 ms).
partial Protocol version 5/10
Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.
How to earn +5 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 1 probe 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: Hilt (https://www.hilt.so). 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 5/5
declares 1 modern capability flag(s) (x402); 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 recorded

No calls observed in the last 7 days. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

1 snapshot Every change to agent-card.json
Captured Hash
2026-07-16 01:16:57 current cfdbeb798623… view →
Uptime
100.0%
1 probes
Response
62ms
last probe
Skills
4
declared
Streaming
—
SSE-capable

Try it

Send a message to this agent live. Your prompt is proxied through Agenstry.

calling agent…

Endpoints

Agent cardhttps://api.hilt.so/.well-known/agent-card.json
Providerhttps://www.hilt.so
Docshttps://docs.hilt.so
Discovered via
mcp_registry

Health · last 1 probes

When HTTP Live JSON-RPC Latency
2026-07-16 01:16:57 200 ✓ 62ms

Embed your Agenstry badge

Paste any of these into your README, agent card, or marketing page. Each badge auto-updates and links back to this page.

Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets 
[![Agenstry grade](https://agenstry.com/badge/api.hilt.so.svg)](https://agenstry.com/agents/api.hilt.so)
[![Verified Business](https://agenstry.com/badge/api.hilt.so/identity.svg)](https://agenstry.com/agents/api.hilt.so)
[![Uptime](https://agenstry.com/badge/api.hilt.so/uptime.svg)](https://agenstry.com/agents/api.hilt.so)
[![A2A version](https://agenstry.com/badge/api.hilt.so/protocol.svg)](https://agenstry.com/agents/api.hilt.so)

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.

audit.json audit.json (JWS-signed) verification history
Raw agent card JSON 
{
  "name": "Hilt Pay Agent Gateway",
  "description": "Agent-readable access to Hilt Pay: Solana USDC and x402 payments, receipts, entitlements, signed webhooks, subscription state, sandbox bootstrap, and live API-plan activation.",
  "protocolVersion": "0.3.0",
  "version": "1.0.0",
  "url": "https://api.hilt.so/a2a/jsonrpc",
  "preferredTransport": "JSONRPC",
  "additionalInterfaces": [
    {
      "url": "https://api.hilt.so/a2a/jsonrpc",
      "transport": "JSONRPC"
    }
  ],
  "provider": {
    "organization": "Hilt",
    "url": "https://www.hilt.so"
  },
  "documentationUrl": "https://docs.hilt.so",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "text"
  ],
  "defaultOutputModes": [
    "text"
  ],
  "skills": [
    {
      "id": "discover_hilt_catalog",
      "name": "Discover Hilt Pay",
      "description": "Return canonical products, pricing, interfaces, and buying paths.",
      "tags": [
        "payments",
        "x402",
        "solana",
        "usdc",
        "catalog"
      ],
      "examples": [
        "Show me the Hilt Pay catalog",
        "{\"action\":\"pricing\",\"input\":{}}"
      ]
    },
    {
      "id": "bootstrap_hilt_sandbox",
      "name": "Bootstrap Hilt Sandbox",
      "description": "Create a free sandbox setup intent and scoped sandbox key.",
      "tags": [
        "sandbox",
        "bootstrap",
        "api-key"
      ],
      "examples": [
        "{\"action\":\"bootstrap\",\"input\":{\"agent_name\":\"My Agent\"}}"
      ]
    },
    {
      "id": "buy_hilt_readiness_scan",
      "name": "Buy Hilt x402 Readiness Scan",
      "description": "Discover the 15-USDC Solana x402 scan and its MCP or HTTP purchase route.",
      "tags": [
        "x402",
        "readiness",
        "solana",
        "usdc"
      ],
      "examples": [
        "{\"action\":\"readiness_scan\",\"input\":{}}"
      ]
    },
    {
      "id": "activate_hilt_api_plan",
      "name": "Activate Hilt Pay API",
      "description": "Discover Starter, Growth, and Scale Solana x402 activation tools with automatic entitlement and key delivery.",
      "tags": [
        "payments",
        "entitlements",
        "receipts",
        "api"
      ],
      "examples": [
        "{\"action\":\"activate_plan\",\"input\":{}}"
      ]
    }
  ]
}