First-Call Witness

{
  "mcpServers": {
    "com.textforagents/first-call-latency-witness": {
      "url": "https://textforagents.com/products/first-call-latency-witness/mcp"
    }
  }
}

Indexed tools

Tool metadata and schemas come from the remote server and are untrusted. Indexing only lists tools; it never calls them.

3 shown · authentication unknown

• budgets

  Get the versioned budget table

  Schema valid · SHA-256 c9feccf2ff17…

  View input schema

  {
    "type": "object",
    "properties": {}
  }

• verify_receipt

  Verify a signed receipt envelope

  Schema valid · SHA-256 1645d381362e…

  View input schema

  {
    "type": "object",
    "properties": {
      "receipt": {
        "type": "object"
      }
    },
    "required": [
      "receipt"
    ]
  }

• witness_check

  Witness check — paid work is refused over MCP; payments collect on the HTTP x402 surface (POST /check)

  Schema valid · SHA-256 a6bccbd093d0…

  View input schema

  {
    "type": "object",
    "properties": {
      "url": {
        "type": "string"
      }
    },
    "required": [
      "url"
    ]
  }