{"id":"berlinbra-polymarket-mcp","name":"polymarket-mcp","af_score":70.7,"security_score":52.2,"reliability_score":32.5,"what_it_does":"An MCP (Model Context Protocol) server that exposes PolyMarket prediction-market data via four MCP tools: market details, market listing with pagination, current prices, and historical price/volume data over selectable timeframes. It connects to the PolyMarket API using an API key and provides human-readable responses with stated handling for common API error conditions (rate limiting, invalid keys/markets, timeouts, malformed responses).","best_when":"When an agent platform supports MCP and you want a local MCP server wrapper around PolyMarket’s API to retrieve market data with structured tool calls.","avoid_when":"When you need a hosted, managed service with a published SLA, automatic scaling, or a documented REST/SDK interface instead of MCP tools.","last_evaluated":"2026-03-30T13:44:06.865565+00:00","has_mcp":true,"has_api":false,"auth_methods":["PolyMarket API key (provided to MCP server via environment variable/key in .env as Key)","Wallet address/funder (provided via environment variable Funder)"],"has_free_tier":false,"known_gotchas":["The README includes a snippet for Claude Desktop config under an 'Development/Unpublished' header; it may not reflect the production-ready configuration format.","Rate limits are referenced (429) but no specific retry-after or backoff strategy is documented.","Tool outputs are shown as formatted text blocks rather than explicit machine-readable JSON structures, which can complicate agent parsing."],"error_quality":null}