Assistants API

API at OpenAI

Assistants API does not have a researched profile yet. Everything here comes from its recorded changes and public listings, each linked to its source.

The basics

As of Nov 1

Status: Retired Aug 26, 2026

Updates

Aug 26

Retired

Assistants API shut down

The Assistants API shut down on August 26, 2026. OpenAI points users to the Responses API and Conversations API.

Action needed:: Migrate to the Responses and Conversations APIs.

Full changelog, by month

What people say

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