Chess.com

API

Read-only REST API for Chess.com published data

Overview

The Chess.com Read-Only REST API provides access to public data including player profiles, game archives, tournament results, leaderboards, and opening statistics. Responses are in JSON format. Key endpoints allow fetching a player’s recent games, rating history, tournament participation, and global rankings. Ideal for building chess analytics tools, integrating player stats into apps, creating educational platforms, or analyzing game trends. It supports read operations only, ensuring data integrity from Chess.com’s official sources.

Example Integration (JavaScript)

script.js JS


fetch('https://www.chess.com/news/view/published-data-api')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful
JSON responses
No API key required
Read-only access
Covers player, game, tournament data

Frequently Asked Questions

? Is Chess.com API free to use?

Yes, the Chess.com Read-Only API is completely free for both non-commercial and commercial use (subject to their terms of service).

? Does it require an API Key?

Most endpoints do not require an API key; however, some may enforce rate limits to prevent abuse.

? What is the response format?

All responses from the Chess.com API are in JSON format, which is easy to parse and integrate into applications.

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Tool Info

Pricing Free

Category Games & Comics

Platform Public API

Pros

⊕ Free to use
⊕ Extensive chess data coverage
⊕ Easy to integrate
⊕ Well-documented endpoints

Cons

⊖ Read-only (no write operations)
⊖ Rate limits apply
⊖ No real-time data (delayed publishing)