notary.forgemesh.io

Live 402 challenge

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

{
  "error": "Payment required",
  "accepts": [
    {
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "payTo": "0x814EfE784709f5bF8dF47735D87602B01030e5D2",
      "scheme": "exact",
      "network": "base",
      "mimeType": "application/json",
      "resource": "https://notary.forgemesh.io/api/notarize/batch",
      "description": "Notarize AI output in bulk: one signed Ed25519 attestation of the model response per record for up to 20 AI inferences in a single call — same content hash, receipt token, and anchor status as single notarization, giving you a cryptographic receipt for inference across an entire audit-trail pipeline.",
      "maxAmountRequired": "5000",
      "maxTimeoutSeconds": 300
    }
  ],
  "extensions": {
    "sample": {
      "notice": "Free sample showing batch notarization structure. Pay to notarize multiple AI interactions in one request.",
      "sample": true,
      "product": "notarization_batch",
      "features": [
        "Notarize up to 50 records in one paid call",
        "Each record gets its own attestation_id and signature",
        "All records included in the same Merkle tree batch"
      ],
      "withheld": [
        "actual notarization",
        "real attestation_ids",
        "cryptographic signatures"
      ],
      "receipt_structure": {
        "count": "[number of records]",
        "attestations": [
          "[array of individual notarization receipts]"
        ]
      }
    }
  },
  "x402Version": 1
}

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": "0x814EfE784709f5bF8dF47735D87602B01030e5D2",
    "amount": "5000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  }
]

Provenance

Seen in the source catalog

2026-08-05 09:27Z

Last indexed by Roundhouse

2026-09-24 12:45Z

Last enriched (probe, favicon, geo)

2026-09-17 00:15Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402