{
  "x402Version": 2,
  "id": 30960,
  "slug": "30960",
  "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.",
  "type": "http",
  "resourceType": "AI Inference",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x814EfE784709f5bF8dF47735D87602B01030e5D2",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "attestations": {
            "items": {
              "properties": {
                "algorithm": {
                  "type": "string"
                },
                "anchor": {
                  "properties": {
                    "status": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "attestation_id": {
                  "type": "string"
                },
                "client_timestamp": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "content_hash": {
                  "description": "sha256 hex over canonical {prompt, response, model_id, client_timestamp}",
                  "type": "string"
                },
                "model_id": {
                  "type": "string"
                },
                "notarized_at": {
                  "type": "string"
                },
                "payload_stored": {
                  "description": "false by default: prompt/response/metadata are not persisted",
                  "type": "boolean"
                },
                "receipt_token": {
                  "description": "Private receipt token; payload is not stored by default",
                  "type": "string"
                },
                "receipt_url": {
                  "type": "string"
                },
                "signature": {
                  "description": "base64 Ed25519 signature by the notary key",
                  "type": "string"
                },
                "signer_pubkey": {
                  "description": "base64 raw Ed25519 public key",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "type": "array"
          },
          "count": {
            "type": "integer"
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      "type": {
        "type": "string"
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    "required": [
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  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "records": [
              {
                "model_id": "openai/gpt-5",
                "prompt": "What is 2+2?",
                "response": "4"
              },
              {
                "model_id": "claude-fable-5",
                "prompt": "Capital of France?",
                "response": "Paris"
              }
            ]
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "attestations": [
              {
                "algorithm": "ed25519",
                "anchor": {
                  "status": "pending"
                },
                "attestation_id": "att_0123456789abcdef01234567",
                "client_timestamp": "2026-07-03T12:00:00Z",
                "content_hash": "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08",
                "model_id": "openai/gpt-5",
                "notarized_at": "2026-07-03T12:00:01.000Z",
                "payload_stored": false,
                "receipt_token": "private-receipt-token",
                "receipt_url": "https://notary.forgemesh.io/api/receipt/att_0123456789abcdef01234567",
                "signature": "base64-ed25519-signature",
                "signer_pubkey": "base64-ed25519-public-key"
              }
            ],
            "count": 2
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "records": {
                    "items": {
                      "properties": {
                        "client_timestamp": {
                          "description": "ISO-8601 time the inference ran (optional; included in the content hash)",
                          "type": "string"
                        },
                        "metadata": {
                          "description": "Optional caller metadata, <= 4 KB — accepted but NOT persisted or hashed (reserved for future opt-in retention)",
                          "type": "object"
                        },
                        "model_id": {
                          "description": "Model identifier, e.g. openai/gpt-5 or claude-fable-5",
                          "type": "string"
                        },
                        "prompt": {
                          "description": "Exact prompt/input sent to the model",
                          "type": "string"
                        },
                        "response": {
                          "description": "Exact model output being notarized",
                          "type": "string"
                        }
                      },
                      "required": [
                        "prompt",
                        "response",
                        "model_id"
                      ],
                      "type": "object"
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                    "maxItems": 20,
                    "minItems": 1,
                    "type": "array"
                  }
                },
                "required": [
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                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
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            "required": [
              "type",
              "method",
              "bodyType",
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            "type": "object"
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          "output": {
            "properties": {
              "example": {
                "properties": {
                  "attestations": {
                    "items": {
                      "properties": {
                        "algorithm": {
                          "type": "string"
                        },
                        "anchor": {
                          "properties": {
                            "status": {
                              "type": "string"
                            }
                          },
                          "type": "object"
                        },
                        "attestation_id": {
                          "type": "string"
                        },
                        "client_timestamp": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "content_hash": {
                          "description": "sha256 hex over canonical {prompt, response, model_id, client_timestamp}",
                          "type": "string"
                        },
                        "model_id": {
                          "type": "string"
                        },
                        "notarized_at": {
                          "type": "string"
                        },
                        "payload_stored": {
                          "description": "false by default: prompt/response/metadata are not persisted",
                          "type": "boolean"
                        },
                        "receipt_token": {
                          "description": "Private receipt token; payload is not stored by default",
                          "type": "string"
                        },
                        "receipt_url": {
                          "type": "string"
                        },
                        "signature": {
                          "description": "base64 Ed25519 signature by the notary key",
                          "type": "string"
                        },
                        "signer_pubkey": {
                          "description": "base64 raw Ed25519 public key",
                          "type": "string"
                        }
                      },
                      "type": "object"
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                    "type": "array"
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                  "count": {
                    "type": "integer"
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        "required": [
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    "bazaar",
    "payment-identifier"
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  "quality": {
    "calls30d": 4,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-10-10T18:26:41.573Z"
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  "metadata": {
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "records": [
                {
                  "model_id": "openai/gpt-5",
                  "prompt": "What is 2+2?",
                  "response": "4"
                },
                {
                  "model_id": "claude-fable-5",
                  "prompt": "Capital of France?",
                  "response": "Paris"
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "attestations": [
                {
                  "algorithm": "ed25519",
                  "anchor": {
                    "status": "pending"
                  },
                  "attestation_id": "att_0123456789abcdef01234567",
                  "client_timestamp": "2026-07-03T12:00:00Z",
                  "content_hash": "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08",
                  "model_id": "openai/gpt-5",
                  "notarized_at": "2026-07-03T12:00:01.000Z",
                  "payload_stored": false,
                  "receipt_token": "private-receipt-token",
                  "receipt_url": "https://notary.forgemesh.io/api/receipt/att_0123456789abcdef01234567",
                  "signature": "base64-ed25519-signature",
                  "signer_pubkey": "base64-ed25519-public-key"
                }
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              "count": 2
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            "type": "json"
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        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "records": {
                      "items": {
                        "properties": {
                          "client_timestamp": {
                            "description": "ISO-8601 time the inference ran (optional; included in the content hash)",
                            "type": "string"
                          },
                          "metadata": {
                            "description": "Optional caller metadata, <= 4 KB — accepted but NOT persisted or hashed (reserved for future opt-in retention)",
                            "type": "object"
                          },
                          "model_id": {
                            "description": "Model identifier, e.g. openai/gpt-5 or claude-fable-5",
                            "type": "string"
                          },
                          "prompt": {
                            "description": "Exact prompt/input sent to the model",
                            "type": "string"
                          },
                          "response": {
                            "description": "Exact model output being notarized",
                            "type": "string"
                          }
                        },
                        "required": [
                          "prompt",
                          "response",
                          "model_id"
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                        "type": "object"
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                    "form-data",
                    "text"
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                  "type": "string"
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                }
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                "method",
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                "body"
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            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "attestations": {
                      "items": {
                        "properties": {
                          "algorithm": {
                            "type": "string"
                          },
                          "anchor": {
                            "properties": {
                              "status": {
                                "type": "string"
                              }
                            },
                            "type": "object"
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                          "attestation_id": {
                            "type": "string"
                          },
                          "client_timestamp": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "content_hash": {
                            "description": "sha256 hex over canonical {prompt, response, model_id, client_timestamp}",
                            "type": "string"
                          },
                          "model_id": {
                            "type": "string"
                          },
                          "notarized_at": {
                            "type": "string"
                          },
                          "payload_stored": {
                            "description": "false by default: prompt/response/metadata are not persisted",
                            "type": "boolean"
                          },
                          "receipt_token": {
                            "description": "Private receipt token; payload is not stored by default",
                            "type": "string"
                          },
                          "receipt_url": {
                            "type": "string"
                          },
                          "signature": {
                            "description": "base64 Ed25519 signature by the notary key",
                            "type": "string"
                          },
                          "signer_pubkey": {
                            "description": "base64 raw Ed25519 public key",
                            "type": "string"
                          }
                        },
                        "type": "object"
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                      "type": "array"
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                    "count": {
                      "type": "integer"
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        }
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          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
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  "featured": false,
  "provider": {
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    "manifest_name": "notary.forgemesh.io",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {
      "attestations": [
        {
          "algorithm": "string",
          "anchor": {
            "status": "string"
          },
          "attestation_id": "string",
          "client_timestamp": "string",
          "content_hash": "string",
          "model_id": "string",
          "notarized_at": "string",
          "payload_stored": true,
          "receipt_token": "string",
          "receipt_url": "string",
          "signature": "string",
          "signer_pubkey": "string"
        }
      ],
      "count": 0
    },
    "type": "string"
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}