← oblique.markets · all endpoints

GET /api/v1/paid/x402-receipt-lookup — $0.002 per call

Use when an agent needs x402 receipt lookup. Returns Fetch a previously issued settlement-verify receipt by verification_id: returns the stored on-chain verification result (payer, payee, amount, status, confirmations at verification time) with its creation timestamp. $0.002.

Try it

curl -i https://api.oblique.markets/api/v1/paid/x402-receipt-lookup
# → HTTP 402 with the exact payment requirements; pay, then retry with PAYMENT-SIGNATURE (x402) or Authorization: Payment (MPP)

Input schema

{
 "type": "object",
 "properties": {
  "verification_id": {
   "type": "string",
   "description": "UUID returned by settlement_verify"
  }
 },
 "required": [
  "verification_id"
 ]
}

Example output

{
 "found": true,
 "verification_id": "7f3c1a90-2b44-4e0b-9a71-8d2f5c6e1b23",
 "tx_hash": "0x9a1de1a4c3f2b06a7c55e01d9f4b2b6f0e8a33c15d7f90ab12cd34ef56ab78cd",
 "chain_id": 8453,
 "created_at": "2026-08-10T12:00:00.000Z",
 "result": {
  "verification_id": "7f3c1a90-2b44-4e0b-9a71-8d2f5c6e1b23",
  "tx_hash": "0x9a1de1a4c3f2b06a7c55e01d9f4b2b6f0e8a33c15d7f90ab12cd34ef56ab78cd",
  "settled": true,
  "found": true,
  "status": "success",
  "block_number": 33421187,
  "confirmations": 512,
  "payer": "0x1c7d4b196cb0c7b01d743fbc6116a902379c7238",
  "payee": "0x209693bc6afc0c5328ba36faf03c514ef312287c",
  "amount_usdc": 0.01,
  "verified_at": "2026-08-10T12:00:00.000Z"
 }
}

Clients

Worked TypeScript/Python clients and MCP configs: oblique-markets/oblique-examples · Agent Skills: oblique-markets/skills

Pay per call with x402 (USDC on Base or Solana) or MPP (pathUSD on Tempo). No accounts. Machine doors: /.well-known/x402.json · /openapi.json · /llms-full.txt · MCP · humans: remote.observer