Sandbox-truth probe for agent frameworks

{
  "mcpServers": {
    "com.textforagents/sandbox-truth-probe": {
      "url": "https://textforagents.com/products/sandbox-truth-probe/mcp"
    }
  }
}

Indexed tools

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

5 shown · authentication unknown

• sandbox_cached_verdict

  Look up whether a cached verdict exists (delivery is paid over x402 on the HTTP surface).

  Schema valid · SHA-256 2077546bd29e…

  View input schema

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

• sandbox_frameworks

  List probeable fixtures and the real-population status.

  Schema valid · SHA-256 cd0e0a986f3e…

  View input schema

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

• sandbox_gate

  Dispatch-gate evaluation: pin, DEAD-FLAG, stale-hash, freshness and framework refusal (fail-closed allowlist).

  Schema valid · SHA-256 f38c130752d8…

  View input schema

  {
    "type": "object",
    "properties": {
      "receipt": {
        "type": "object"
      },
      "expected_source_hash": {
        "type": "string"
      },
      "expected_framework": {
        "type": "string"
      },
      "max_age_seconds": {
        "type": "integer"
      }
    },
    "required": [
      "receipt"
    ]
  }