Api Endpoint

base-agent-preflight.bytoken2023.workers.dev

Score an MCP server manifest or tool list before an agent connects it to a runtime.

Open interactive test console

Offering

Provider: base-agent-preflight.bytoken2023.workers.dev
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Security
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://base-agent-preflight.bytoken2023.workers.dev/v1/x402/agent/mcp-server-risk-check
MIME type: application/json
First seen: 2026-10-16T02:06:24.291Z
Last seen: 2026-11-02T01:58:50.687Z
Tags: X402, Base, agent safety

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.020001 USDC
Atomic price: 20001 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "20001",
    "payTo": "0x94F751f04b98507D31b500b7Ed50bE68A1514873"
  }
]

Observed health

Status: Healthy
Latest latency: 1816 ms
Average latency: 952 ms
HTTP status: 402
Last checked: 2026-11-02T01:58:50.682Z
Reachability: 100% over 13 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "server_url": {
          "type": "string",
          "pattern": "^https?://",
          "maxLength": 2048,
          "description": "Public MCP server, manifest, or connector URL."
        },
        "tools": {
          "type": "string",
          "maxLength": 2000,
          "description": "Comma-separated MCP tool names when a manifest URL is unavailable."
        },
        "auth": {
          "type": "string",
          "enum": [
            "none",
            "api_key",
            "bearer",
            "oauth",
            "mTLS",
            "unknown"
          ],
          "description": "Authentication mode exposed by the MCP server."
        },
        "transport": {
          "type": "string",
          "enum": [
            "stdio",
            "http",
            "sse",
            "websocket",
            "unknown"
          ],
          "description": "MCP transport mode."
        }
      },
      "required": []
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "input": {
      "type": "object",
      "properties": {
        "type": {
          "type": "string",
          "const": "http"
        },
        "method": {
          "type": "string",
          "enum": [
            "GET"
          ]
        },
        "queryParams": {
          "type": "object",
          "properties": {
            "server_url": {
              "type": "string",
              "pattern": "^https?://",
              "maxLength": 2048,
              "description": "Public MCP server, manifest, or connector URL."
            },
            "tools": {
              "type": "string",
              "maxLength": 2000,
              "description": "Comma-separated MCP tool names when a manifest URL is unavailable."
            },
            "auth": {
              "type": "string",
              "enum": [
                "none",
                "api_key",
                "bearer",
                "oauth",
                "mTLS",
                "unknown"
              ],
              "description": "Authentication mode exposed by the MCP server."
            },
            "transport": {
              "type": "string",
              "enum": [
                "stdio",
                "http",
                "sse",
                "websocket",
                "unknown"
              ],
              "description": "MCP transport mode."
            }
          },
          "required": []
        }
      },
      "required": [
        "type",
        "method"
      ],
      "additionalProperties": false
    }
  },
  "required": [
    "input"
  ]
}