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Evidence row 61580

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://agent402-arb.rosariovitale0096.workers.dev/llm/claude-opus-5
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
80a9b8b50c37337f1ef0e8b999da39706587adda0b044484a557fb873a3f790e
Leaf
0x8a4517e179e3df699f47bf799e92356cd7d6393dc2d9b938271799c6a7293b2d

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent402-arb.rosariovitale0096.workers.dev/llm/claude-opus-5"
    ]
  ],
  "name": "Claude Opus 5 API",
  "owner_address": "0xf7eaf699c6e55887184809c57d597a64ab86d493",
  "raw": {
    "accepts": [
      {
        "amount": "1400",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "paymentFlow": "upfront",
          "version": "2"
        },
        "maxTimeoutSeconds": 180,
        "network": "eip155:8453",
        "payTo": "0xf7eaf699C6E55887184809c57d597a64aB86d493",
        "scheme": "exact"
      }
    ],
    "description": "Claude Opus 5 API (anthropic/claude-opus-5): LLM inference via OpenAI-compatible chat completions, pay per call in USDC on Base with x402. No API key, no account. Suited for AI agents and scripts that need Claude Opus 5 on demand. When listed, this request cost 30% less than the same request on BlockRun. Streaming and function calling supported. Exact price in the 402 quote before payment; automatic refund if the model fails to answer.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "max_tokens": 12,
              "messages": [
                {
                  "content": "Reply with OK",
                  "role": "user"
                }
              ],
              "model": "anthropic/claude-opus-5",
              "stream": false
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "choices": [
                {
                  "finish_reason": "stop",
                  "index": 0,
                  "message": {
                    "content": "OK",
                    "role": "assistant"
                  }
                }
              ],
              "created": 1791979200,
              "id": "chatcmpl-7f3c2a91",
              "model": "anthropic/claude-opus-5",
              "object": "chat.completion",
              "usage": {
                "completion_tokens": 1,
                "prompt_tokens": 9,
                "total_tokens": 10
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "max_tokens": {
                      "description": "Optional, default 4096",
                      "maximum": 16384,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "messages": {
                      "items": {
                        "properties": {
                          "content": {
                            "type": [
                              "string",
                              "array",
                              "null"
                            ]
                          },
                          "role": {
                            "enum": [
                              "system",
                              "user",
                              "assistant",
                              "tool",
                              "developer"
                            ],
                            "type": "string"
                          }
                        },
                        "required": [
                          "role"
                        ],
                        "type": "object"
                      },
                      "minItems": 1,
                      "type": "array"
                    },
                    "model": {
                      "description": "Optional: fixed by the route (anthropic/claude-opus-5)",
                      "type": "string"
                    },
                    "response_format": {
                      "type": "object"
                    },
                    "stream": {
                      "description": "true: server-sent events after payment",
                      "type": "boolean"
                    },
                    "temperature": {
                      "maximum": 2,
                      "minimum": 0,
                      "type": "number"
                    },
                    "tools": {
                      "type": "array"
                    }
                  },
                  "required": [
                    "messages"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "headers": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "choices": {
                      "items": {
                        "required": [
                          "index",
                          "message",
                          "finish_reason"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "id": {
                      "type": "string"
                    },
                    "model": {
                      "type": "string"
                    },
                    "object": {
                      "const": "chat.completion"
                    },
                    "usage": {
                      "type": "object"
                    }
                  },
                  "required": [
                    "id",
                    "object",
                    "model",
                    "choices"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792034933/bazaar-icons/c63879d0dabbf36c.png",
    "lastUpdated": "2026-10-15T14:24:25.289Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-15T14:24:24.829Z"
    },
    "resource": "https://agent402-arb.rosariovitale0096.workers.dev/llm/claude-opus-5",
    "serviceName": "Claude Opus 5 API",
    "tags": [
      "claude-opus-5",
      "claude",
      "anthropic",
      "llm",
      "chat-completions"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Claude Opus 5 API (anthropic/claude-opus-5): LLM inference via OpenAI-compatible chat completions, pay per call in USDC on Base with x402. No API key, no account. Suited for AI agents and scripts that need Claude Opus 5 on demand. When listed, this request cost 30% less than the same request on BlockRun. Streaming and function calling supported. Exact price in the 402 quote before payment; automatic refund if the model fails to answer."
}

What the leaf hashes

{"body":"80a9b8b50c37337f1ef0e8b999da39706587adda0b044484a557fb873a3f790e","id":61580,"kind":"listing","method":"baseline/1","observed_us":1793025451150884,"prev":null,"subject":"x402_bazaar:https://agent402-arb.rosariovitale0096.workers.dev/llm/claude-opus-5","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x8a44bca87242b664523f7f1690b5276384596b9ad57adf20ba3e52afac79380c
  2. 0x1d954ab04ddc9ff357b0a663b1b0c51a649f6dc0212b47ada0cf505c47e81f69
  3. 0xd2239a2c95f5a2fc85ed414513efd00026132296b996f00320611bc8e8290d19
  4. 0x5679b6b1f255b7b7e73e698b11196d6a1e83a07c33442db1b431749e2ec7d891
  5. 0x75ada76fa383d143ce6fe475dd239bd01fed060176e9f8f740bfe3cb026485aa
  6. 0xfa6ceb6170fd3f3f6dc54607b2d8556382dacdc2c170f816a2aee3b0fac183e6
  7. 0x613ca595189b563f748635ba224c1251ed39f911776e634646bccfa93ea7df44
  8. 0x1e729652f04041908588286935cf43d23ab47ecf781f76a9c7e47060b5976444
  9. 0x118f1fb2215c57e384aa5784b3b3bfa5e2b496f4e95d98cfd42920ad1c735392
  10. 0x982630687ce64555ae64a26aec05bb57bc8d6dbc7f1a3b6335e749ef24ab7401
  11. 0x231f490acbb86d1ac0f80fbb2d49e85abc0ff9c6392ca16679f2cdf49b2863ac
  12. 0x8cb11bf3bc7d3a6f859c170a167821024ffc4758cdfd2cc96f61a3291aefb637
  13. 0xd5ec7ffaecac790d8adfa0620b0a5494758f862e3090b49e556a6ecbad2f0782
  14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
  15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
  16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
  17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON