agentoracle.co

Live 402 challenge

Captured by the enrichment pass, not read just now. Prices can change — always read the 402 the endpoint answers with.

{
  "note": "Use POST with x402 payment to get a paid research answer. GET returns this doc.",
  "method": "POST",
  "accepts": [
    {
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "payTo": "0xdF90200B0031051BbF7a66BB9387d2Ecf599e109",
      "amount": "20000",
      "scheme": "exact",
      "network": "eip155:8453",
      "mimeType": "application/json",
      "resource": "https://agentoracle.co/research",
      "description": "Pre-action verification layer for AI agents. Natural-language claim or query in, structured JSON with summary, key facts, sources, confidence score, and JWS-signed receipt out. Pass tier=deep to upgrade to Sonar Pro at $0.10.",
      "maxTimeoutSeconds": 300
    }
  ],
  "pricing": "$0.02 USDC per query on Base (x402 gated)",
  "endpoint": "/research",
  "discovery": {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "pay_to": "0xdF90200B0031051BbF7a66BB9387d2Ecf599e109",
    "scheme": "exact",
    "network": "eip155:8453",
    "x402_version": 2,
    "cdp_discovery_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/merchant?payTo=0xdF90200B0031051BbF7a66BB9387d2Ecf599e109",
    "indexed_in_cdp_bazaar": true
  },
  "extensions": {
    "bazaar": {
      "name": "AgentOracle Verification API",
      "description": "Pay-per-query verification API for AI agents. Settled in USDC on Base via x402. JWS-signed receipts. v0.2 receipt spec going to IETF early June 2026."
    }
  },
  "description": "Pre-action verification layer for AI agents. Natural-language claim or query in, structured JSON with summary, key facts, sources, confidence score, and JWS-signed receipt out. Pass tier=deep to upgrade to Sonar Pro at $0.10.",
  "x402Version": 2,
  "request_body": {
    "tier": "optional: 'standard' (default, this endpoint) | 'deep' (escalates to /deep-research at $0.10)",
    "query": "string — the natural-language question to research"
  },
  "example_request": {
    "query": "What is the current price of Bitcoin?"
  },
  "example_response": {
    "tier": "standard",
    "query": "What is the current price of Bitcoin?",
    "result": {
      "sources": [
        "coinbase.com",
        "coinmarketcap.com"
      ],
      "summary": "...",
      "key_facts": [
        "BTC price: $80,700"
      ],
      "confidence_score": 0.94
    },
    "metadata": {
      "model": "sonar",
      "network": "base",
      "price_paid": "$0.02"
    },
    "confidence": {
      "level": "high",
      "score": 0.94,
      "facts_count": 4,
      "sources_count": 8
    }
  }
}

Accepts

The payment requirements as published to the catalog. Read the live 402 before paying — a price here is a claim, not a quote.

[
  {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "payTo": "0xdF90200B0031051BbF7a66BB9387d2Ecf599e109",
    "amount": "20000",
    "scheme": "exact",
    "network": "eip155:8453",
    "resource": "https://agentoracle.co/research",
    "maxTimeoutSeconds": 300
  }
]

Provenance

Seen in the source catalog

2026-09-23 19:14Z

Last indexed by Roundhouse

2026-09-24 13:15Z

Last enriched (probe, favicon, geo)

2026-09-16 16:45Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402