{"version":3,"summary":"404.directory exposes a public remote MCP server and REST/OpenAPI surface for official documentation search, tool discovery, verification, trust, and controlled read-only execution.","surfaces":[{"slug":"404-directory-mcp","name":"404.directory MCP server","type":"mcp","docs":"https://404.directory/docs.md","url":"https://404.directory/mcp","transports":["streamable-http"],"basis":{"via":"declared","source":"https://404.directory/.well-known/integrations.json"},"auth":{"status":"none","basis":{"via":"declared","source":"https://404.directory/.well-known/integrations.json"}},"notes":"Public and read-only. A stable non-personal X-404-Agent-ID is recommended for privacy-safe adoption measurement, but is not required for access."},{"slug":"404-directory-rest-api","name":"404.directory REST API","type":"http","docs":"https://404.directory/docs.md","spec":"https://404.directory/openapi.json","url":"https://404.directory","basis":{"via":"declared","source":"https://404.directory/.well-known/integrations.json"},"auth":{"status":"unknown"},"notes":"Public discovery and read-only execution routes require no authentication; registry write routes require a bearer credential as documented per operation in OpenAPI."}]}