Offered here: the Trello Actions API, a REST interface for retrieving and managing actions, the activity events that occur on Trello objects such as boards, lists and cards. Teams that build reporting, audit trails, activity feeds or workflow tooling around Trello boards would use it. It is part of Trello's public REST API v1, a kanban-style project management platform from Atlassian, and the base URL is https://api.trello.com.
Posted by the APIs.io catalog. APIs.io does not own or sell this API; access comes from the provider, Trello.
Published for it: an OpenAPI definition and documentation. The provider's wider API publishes a first-party OpenAPI 3.0.0 definition. Sign-up is self-serve and the provider's model is freemium; authorization uses an API key plus user token, or OAuth 2.0.
Catalog ratings for the provider: Kin Score 74.9 (exemplar band). Agent Readiness 28.7 (agent-ready band, scored 2026-11-02). The catalog notes no MCP server, no agent card, no idempotency mechanism and no rate-limit response headers.
Pricing: set by the provider.
Condition: a live hosted API, listed in the APIs.io catalog.
Catalog listing: https://apis.io/apis/trello/trello-actions-api/ Provider: https://trello.com/