Evidence row 118592

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://pool.linkrra.com/api/billing/x402/models/gemma-4-26b-a4b-it/chat/completions"
    ]
  ],
  "name": "Linkrra Synap: Open-Model LLMs",
  "owner_address": "0xaa0a350f6080940c138a8a50c0fa8c8387782eb4",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xAA0a350f6080940c138A8A50C0Fa8c8387782eb4",
        "scheme": "exact"
      }
    ],
    "description": "Linkrra Synap: Google Gemma 4 26B A4B Instruct (model \"gemma-4-26b-a4b-it\") - fast general model, long context. OpenAI-compatible chat completions for this one model, 128K context, served only on dedicated GPUs we operate, 4-bit AWQ. Pay per call in USDC on Base via x402 - no account, no API key. From $0.001 per call, usage-priced per token above that (GET /v1/models). Streaming supported. Product site: https://synap.linkrra.com",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "max_tokens": 256,
              "messages": [
                {
                  "content": "Write a Python function that reverses a string",
                  "role": "user"
                }
              ],
              "model": "gemma-4-26b-a4b-it",
              "stream": false
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "choices": [
                {
                  "message": {
                    "content": "def reverse(s):\n    return s[::-1]",
                    "role": "assistant"
                  }
                }
              ],
              "id": "chatcmpl-...",
              "model": "gemma-4-26b-a4b-it",
              "object": "chat.completion",
              "payment": {
                "network": "eip155:8453",
                "paidUsd": 0.001,
                "transaction": "0x..."
              },
              "usage": {
                "completion_tokens": 12,
                "prompt_tokens": 16,
                "total_tokens": 28
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "max_tokens": {
                      "default": 4096,
                      "description": "Completion token cap. The price is quoted for the prompt plus this cap.",
                      "maximum": 4096,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "messages": {
                      "description": "OpenAI-format chat history, oldest first: [{role, content}].",
                      "examples": [
                        [
                          {
                            "content": "Write a Python function that reverses a string",
                            "role": "user"
                          }
                        ]
                      ],
                      "items": {
                        "properties": {
                          "content": {
                            "description": "Text, or an array of OpenAI content parts."
                          },
                          "role": {
                            "enum": [
                              "system",
                              "user",
                              "assistant",
                              "tool"
                            ],
                            "type": "string"
                          }
                        },
                        "required": [
                          "role",
                          "content"
                        ],
                        "type": "object"
                      },
                      "minItems": 1,
                      "type": "array"
                    },
                    "model": {
                      "description": "Optional: this endpoint always runs gemma-4-26b-a4b-it.",
                      "enum": [
                        "gemma-4-26b-a4b-it"
                      ],
                      "type": "string"
                    },
                    "stream": {
                      "default": false,
                      "description": "true = stream OpenAI-format Server-Sent Events.",
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "messages"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "description": "200 chat.completion (SSE if stream=true). 402 payment required or insufficient (challenge in PAYMENT-REQUIRED). 202 settlement pending. 400 invalid body or payment header. 404 model not offered. 409 payment already used. 503 no node serving the model, nothing charged. 500/502 facilitator, chain or model-server error; if inference fails after settlement the amount stays credited to the paying wallet.",
              "properties": {
                "example": {
                  "properties": {
                    "choices": {
                      "description": "choices[0].message.content is the reply.",
                      "type": "array"
                    },
                    "model": {
                      "description": "The model that answered.",
                      "type": "string"
                    },
                    "payment": {
                      "description": "USDC paid + Base tx hash; any unused amount stays credited to the payer.",
                      "type": "object"
                    },
                    "usage": {
                      "description": "Tokens billed: prompt, completion, total.",
                      "type": "object"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type",
                "example"
              ],
              "type": "object"
            }
          },
          "required": [
            "input",
            "output"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_66yn2s8l"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792411337/bazaar-icons/b78bd1ea567f2008.png",
    "lastUpdated": "2026-10-25T23:40:24.916Z",
    "quality": {
      "l30DaysTotalCalls": 12,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-25T23:40:24.553Z"
    },
    "resource": "https://pool.linkrra.com/api/billing/x402/models/gemma-4-26b-a4b-it/chat/completions",
    "serviceName": "Linkrra Synap: Open-Model LLMs",
    "tags": [
      "inference",
      "llm",
      "chat-completion",
      "openai-compatible",
      "ai-compute"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Linkrra Synap: Google Gemma 4 26B A4B Instruct (model \"gemma-4-26b-a4b-it\") - fast general model, long context. OpenAI-compatible chat completions for this one model, 128K context, served only on dedicated GPUs we operate, 4-bit AWQ. Pay per call in USDC on Base via x402 - no account, no API key. From $0.001 per call, usage-priced per token above that (GET /v1/models). Streaming supported. Product site: https://synap.linkrra.com"
}

What the leaf hashes

{"body":"55ea0560b389291ec226e8a51d2b75ed3ef282126a89f86e14b2189d78588690","id":118592,"kind":"listing","method":"baseline/1","observed_us":1793025613483142,"prev":null,"subject":"x402_bazaar:https://pool.linkrra.com/api/billing/x402/models/gemma-4-26b-a4b-it/chat/completions","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.