OpenAI — Assistants API shuts down 2026-08-26

Provider: OpenAI (OpenAI API)
Status: deprecated · Type: api
Shutdown: 2026-08-26
Successor: Responses API + Conversations API
Migration: Move thread/run orchestration to the Responses API and conversation state to the Conversations API before shutdown.
Source: https://developers.openai.com/api/docs/deprecations · as_of 2026-06-17