Fix OpenAI Assistants API sunset migration failures by converting Threads and Runs to Conversations and Responses without losing history, im
Originally published at CodeReport Global — read the full guide with code, screenshots and benchmarks at https://codereportglobal.indevs.in/articles/openai-assistants-api-sunset-migrate-threads-runs.
Why this matters
OpenAI Assistants API sunset: migrate Threads and Runs without losing history If your application still calls the Assistants API, the failure is no longer a future warning. OpenAI says the Assistants API was sunset on August 26, 2026, and is no longer available. The supported direction is the Responses API, with…
What you'll get in the full article
- The migration map is necessary but not sufficient
- First, inventory the state your application actually owns
- Run a local wire-shape check before touching production
- Rebuild tool loops explicitly
- Choose a history ownership model
- Copy-paste commands + expected output + common errors
- Verified on the exact versions mentioned — no fluff
👉 Read the full article: https://codereportglobal.indevs.in/articles/openai-assistants-api-sunset-migrate-threads-runs
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Canonical: https://codereportglobal.indevs.in/articles/openai-assistants-api-sunset-migrate-threads-runs
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