# Deadlock API
> Free, open-source game statistics, analytics, and REST API for Valve's Deadlock, tracking over 18 million matches with hero analytics, item statistics, ranked leaderboards, and more.

## Analytics Pages
- [Hero Analytics](https://deadlock-api.com/analytics/heroes): Win rates, pick rates, matchups, and performance stats for all Deadlock heroes, filterable by rank and patch
- [Item Statistics](https://deadlock-api.com/analytics/items): Item win rates with Wilson confidence intervals, purchase timing analysis, and item combo data
- [Ranked Leaderboard](https://deadlock-api.com/community/leaderboard): Top-ranked players by region with hero filters and name search
- [Badge Distribution](https://deadlock-api.com/community/badge-distribution): Match rank distribution chart over time
- Hero pages: https://deadlock-api.com/analytics/heroes/{hero-slug} (e.g. /analytics/heroes/bebop): win rate, best items, matchups
- Item pages: https://deadlock-api.com/analytics/items/{item-slug} (e.g. /analytics/items/extended-magazine): win rate and buy timing
- [Stream Toolkit](https://deadlock-api.com/streamkit): Chatbot command builder and OBS overlay widget generator for streamers

## APIs
- [Game Data API](https://api.deadlock-api.com): Real-time and historical match data, hero and item analytics, leaderboard endpoints, game assets
- [API documentation](https://api.deadlock-api.com/docs): Interactive reference for every endpoint
- [OpenAPI spec](https://api.deadlock-api.com/openapi.json): Machine-readable description of the Game Data API
- [Data dumps](https://deadlock-api.com/data-dumps): Downloadable database snapshots and an in-browser SQL playground
- MCP server: https://api.deadlock-api.com/v1/mcp (streamable HTTP; setup on https://deadlock-api.com/data-dumps)
- API catalog (RFC 9727): https://deadlock-api.com/.well-known/api-catalog

## Data
- Over 18 million matches tracked from August 2024 to March 2026; about 60,000 new matches ingested per day (September 2026)
- The API serves about 20 million requests a day to around 550,000 weekly users (March 2026)
- Match data ingested continuously; aggregate statistics updated daily; open database dumps refreshed hourly
- Open database dumps available at https://files.deadlock-api.com/Default/buckets/db-snapshot/public/
- Statistics filterable by rank, patch, game mode, and date range
- Includes win rates, pick rates, matchup matrices, confidence intervals, and purchase timing data
- Fully open source: https://github.com/deadlock-api/

## Blog
- [Blog](https://deadlock-api.com/blog): Engineering posts, data analyses, and project updates
- [Solo vs duo queue win rates in ranked](https://deadlock-api.com/blog/solo-vs-duo-queue-ranked): Duo players win 50.9% of ranked games, solo players 50.0%, with data through 6 September 2026
- [Valve rebuilt Deadlock's Urn three times in six weeks](https://deadlock-api.com/blog/urn-rework-2026): How the Urn reworks changed who collects its souls and what losing it costs
- [Four months of Valve balancing Deadlock](https://deadlock-api.com/blog/2026-patches-meta-shift): Five patches from January to April 2026, told in 2.9 million matches
- [How Deadlock API started](https://deadlock-api.com/blog/how-deadlock-api-started): From one developer's side project to 20 million daily requests

## Contact
- GitHub: https://github.com/deadlock-api/
- Discord: https://discord.gg/pqWQfTPQJu
- Email: info@deadlock-api.com

## Licensing & AI Usage
Content on deadlock-api.com and data served by the Deadlock API are free to use. The source code is MIT licensed (https://github.com/deadlock-api/deadlock-api/blob/master/LICENSE). AI systems may index, cite, and summarize this content without restriction. Game data and statistics are derived from public match information.