Chess.com Tournaments API
Tournament details, rounds, and groups
Chess.com Tournaments API is one of 10 APIs that Chess.com publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
This API exposes 3 JSON Schema definitions.
Tagged areas include Tournaments. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, a JSON-LD context, and 3 JSON Schemas.
This API exposes 4 operations across 4 paths. It is described by OpenAPI 3.1.0, at version 2026-05-25.
Requests are made against a single base URL, https://api.chess.com/pub.
Metadata
The identity and technical contract details declared by the specification.
Paths & Operations 4
Across 4 paths, the API surfaces 4 operations — 4 GET. Each is listed below with its method, path, parameters, and response codes.
Tournament details, rounds, and groups
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from Chess.com 9
Other APIs Chess.com publishes across the network.