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 - [PolyMind](https://polyminds.netlify.app/) | - Real-time Polymarket trading alerts with multi-AI analysis (Groq, Claude, Gemini). Monitors 200+ markets every 15 seconds across 12 signal types: whale bets, volume spikes, price reversals, coordinated wallets, and more. Free tier available.
 - [marketlens](https://marketlens.trade) | `Python`, `REST API` | - Tick-level Polymarket L2 order book history covering the whole catalog (crypto, sports, weather, economics) from March 2026, served as REST or parquet exports, with a backtesting engine that models queue position, latency, slippage and settlement delay. Free tier, then from $39/mo. [GitHub](https://github.com/marketlenstrade/marketlens-python)
 - [Live Tennis API](https://livetennisapi.com) | `REST API`, `WebSocket`, `MCP` | - Event-side data feed for trading tennis markets on prediction exchanges: real-time scores with serving and break-point state, model win probabilities, H2H, rankings, and a 1968-2022 point-by-point archive for backtesting. Free tier (30 req/min, 100/day); WebSocket and win probability on the top tier. [GitHub](https://github.com/livetennisapi/livetennisapi-mcp)
+- [resolvedkit](https://github.com/resolvedmarkets/resolvedkit) ![GitHub last commit (branch)](https://img.shields.io/github/last-commit/resolvedmarkets/resolvedkit/main) ![GitHub Repo stars](https://img.shields.io/github/stars/resolvedmarkets/resolvedkit?style=social) | `Python` | - Polymarket backtester that fills orders by walking the historical order book level by level, with Polymarket's taker-fee curve, order latency and settlement at the real resolution. MIT, `pip install resolvedkit`, runs on a bundled sample without an API key.
+- [Resolved Markets](https://resolvedmarkets.com) | `REST API`, `WebSocket`, `MCP` | - Polymarket historical order book snapshots (crypto, sports, weather, economics, equities, social) since March 2026, with trades, settlement results and Hyperliquid perp books, over REST, WebSocket and a hosted MCP server. Free tier (5,000 credits/mo, crypto markets), then from $17/mo.
 
 ## Broker APIs