# When is Agent Builder retired?

Agent Builder on OpenAI is scheduled to shut down on Nov 30, 2026.

OpenAI notes “Agents SDK or ChatGPT Workspace Agents. Migration guide . ChatKit remains available.” (no specific model ID listed).

- Provider: OpenAI
- Model ID: Agent Builder
- Status: deprecated
- Deprecation announced: 2026-06-03
- Shutdown date: 2026-11-30
- Replacement: Agents SDK or ChatGPT Workspace Agents. Migration guide . ChatKit remains available.
- Replacement status: unknown
- Replacement kind: null (replacement_not_a_model_id)
- End of replacement chain: unknown
- Official source: https://developers.openai.com/api/docs/deprecations
- Last checked: 2026-11-14T14:02:52+00:00
- Check status: verified
- Provider coverage today: https://aideprecations.com/api/v1/coverage.json
- Page: https://aideprecations.com/openai/agent-builder/

Cite as: AI Deprecations, "Agent Builder deprecation date", https://aideprecations.com/openai/agent-builder/ (source: https://developers.openai.com/api/docs/deprecations). Data CC BY 4.0. Always confirm on the official source.