Evidence row 302590

Observed 26 Oct 2026, 22:46 UTC, by probe.mcp/1.

Kind: mcp.tools
About: endpoint ffc25973-7084-4e4e-9d41-ea3300bf2a92
Recorded: 26 Oct 2026, 22:46 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 54b86e113a05344d9d374ed415cea9587e090e18413d57bbe6a39ead20fe9bb4
Leaf: 0x1e366d6a515783b4a6827b46d2cab9411b2757175ce40f3526345b7e5e8f56fa

What was observed

{
  "count": 6,
  "tools": [
    {
      "description": "Estimate USD cost for ONE listed priceId and its exact billing scenario. inputMillion/outputMillion are millions of tokens, not individual tokens. Not a live quote, free quota calculation, or charge.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "inputMillion": {
            "maximum": 1000000,
            "minimum": 0,
            "type": "number"
          },
          "locale": {
            "enum": [
              "en",
              "zh",
              "ja",
              "es",
              "ko"
            ],
            "type": "string"
          },
          "outputMillion": {
            "maximum": 1000000,
            "minimum": 0,
            "type": "number"
          },
          "priceId": {
            "maxLength": 160,
            "minLength": 1,
            "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$",
            "type": "string"
          }
        },
        "required": [
          "priceId",
          "inputMillion",
          "outputMillion"
        ],
        "type": "object"
      },
      "name": "estimate_cost"
    },
    {
      "description": "Render a keyless config for 1–5 exact catalog providerSlug/modelSlug pairs. Only environment variable references are returned. No keys, prompts, network calls, or file writes. Review compatibility before using.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "format": {
            "enum": [
              "route-pack",
              "litellm",
              "env-template"
            ],
            "type": "string"
          },
          "locale": {
            "enum": [
              "en",
              "zh",
              "ja",
              "es",
              "ko"
            ],
            "type": "string"
          },
          "selections": {
            "items": {
              "additionalProperties": false,
              "properties": {
                "modelSlug": {
                  "maxLength": 160,
                  "minLength": 1,
                  "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$",
                  "type": "string"
                },
                "providerSlug": {
                  "maxLength": 160,
                  "minLength": 1,
                  "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$",
                  "type": "string"
                }
              },
              "required": [
                "providerSlug",
                "modelSlug"
              ],
              "type": "object"
            },
            "maxItems": 5,
            "minItems": 1,
            "type": "array"
          }
        },
        "required": [
          "selections",
          "format"
        ],
        "type": "object"
      },
      "name": "export_keyless_config"
    },
    {
      "description": "Read official application links, payment/identity conditions and existing application steps for a published provider. No signup or key generation is performed.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "locale": {
            "enum": [
              "en",
              "zh",
              "ja",
              "es",
              "ko"
            ],
            "type": "string"
          },
          "provider": {
            "maxLength": 160,
            "minLength": 1,
            "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$",
            "type": "string"
          }
        },
        "required": [
          "provider"
        ],
        "type": "object"
      },
      "name": "get_provider_guide"
    },
    {
      "description": "Read existing sampled checks for public catalog routes. No new checks run. Missing/stale evidence must not be interpreted as uptime or an outage. provider/model use catalog slugs.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "limit": {
            "maximum": 20,
            "minimum": 1,
            "type": "integer"
          },
          "locale": {
            "enum": [
              "en",
              "zh",
              "ja",
              "es",
              "ko"
            ],
            "type": "string"
          },
          "model": {
            "maxLength": 160,
            "minLength": 1,
            "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$",
            "type": "string"
          },
          "provider": {
            "maxLength": 160,
            "minLength": 1,
            "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_route_status"
    },
    {
      "description": "List dated price reference IDs and billing scenarios for estimate_cost. This is a limited reference set, not complete market coverage or live quotes.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "locale": {
            "enum": [
              "en",
              "zh",
              "ja",
              "es",
              "ko"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "list_price_references"
    },
    {
      "description": "Filter the published catalog (substring search, not a benchmark or guarantee of free access). Returns exact provider/model slugs for subsequent tools, conditions, dates and source links.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "accessType": {
            "enum": [
              "no-card",
              "card-required",
              "account-specific"
            ],
            "type": "string"
          },
          "limit": {
            "maximum": 20,
            "minimum": 1,
            "type": "integer"
          },
          "locale": {
            "enum": [
              "en",
              "zh",
              "ja",
              "es",
              "ko"
            ],
            "type": "string"
          },
          "minContextTokens": {
            "maximum": 10000000,
            "minimum": 1,
            "type": "integer"
          },
          "protocol": {
            "enum": [
              "OpenAI compatible",
              "Gemini native"
            ],
            "type": "string"
          },
          "provider": {
            "maxLength": 160,
            "minLength": 1,
            "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$",
            "type": "string"
          },
          "query": {
            "maxLength": 120,
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_models"
    }
  ]
}

What the leaf hashes

{"body":"54b86e113a05344d9d374ed415cea9587e090e18413d57bbe6a39ead20fe9bb4","id":302590,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793054802625666,"prev":null,"subject":"ffc25973-7084-4e4e-9d41-ea3300bf2a92","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON