{"id":"universal-tool-calling-protocol-utcp-mcp","name":"utcp-mcp","af_score":46.2,"security_score":41.0,"reliability_score":32.5,"what_it_does":"UTCP-MCP Bridge provides an MCP server that exposes UTCP “manuals” as MCP tools. It can be run via npx (no install step for the user) and is configured through a .utcp_config.json to register HTTP/OpenAPI-based tools, post-process tool outputs, and manage tool discovery/execution from an MCP client (e.g., Claude Desktop).","best_when":"You want a universal MCP bridge to rapidly expose many external HTTP/OpenAPI tools to agents, backed by a UTCP config that can be updated per project.","avoid_when":"You need explicit guidance on authentication, authorization scopes, rate-limits, and operational guarantees; also if you cannot validate the runtime behavior of the underlying UTCP/MCP tool execution.","last_evaluated":"2026-03-30T13:38:19.804888+00:00","has_mcp":true,"has_api":false,"auth_methods":["MCP client -> bridge transport (unspecified in README)","Environment variables for UTCP/HTTP credentials via UTCP_CONFIG_FILE-driven config (dotenv loader supported)"],"has_free_tier":false,"known_gotchas":["npx runs/downloads the latest version by default per README claim; this can cause behavioral drift unless pinned","Tool registration/execution behavior and error semantics are not described in README; agents may need additional probing/guardrails","Authentication/authorization for the MCP server is not documented; if the bridge is reachable beyond local trust boundaries, you may need to add network-level controls"],"error_quality":0.0}