--- title: "OpenAI API changes, deprecations and deadlines | Harbyn" description: "OpenAI: 4 upcoming deadlines and 32 recorded changes as of 2026-10-25, each with its source." canonical: "https://harbyn.com/vendors/openai" last-updated: 2026-10-25 --- # OpenAI: API changes and deadlines Markdown version of . AI models and APIs. 4 upcoming deadlines, 32 recorded changes. Every entry cites the OpenAI page we read it from. ## What we read The OpenAI pages and feeds our ingestion visits, politely and on a schedule. - **Deprecations**: - **Changelog**: - **Releases**: - **Changelog**: ## What the scanner looks for How `harbyn scan` recognises OpenAI in a repository, on your machine. Nothing leaves it. - **Packages**: `npm openai`, `pypi openai` - **API hosts**: `api.openai.com` - **Model IDs starting with**: `gpt-`, `o1`, `o3`, `o4`, `whisper-`, `tts-`, `dall-e-`, `text-embedding-`, `chatgpt-` ## Upcoming deadlines | Deadline | Change | Use instead | Details | Source | | --- | --- | --- | --- | --- | | Dec 1, 2026 | GPT Image model deprecations - shutdown 2026-12-01 | `gpt-image-2` | | | | Dec 11, 2026 | GPT-5 and o3 model deprecations - shutdown 2026-12-11 | - | | | | Jan 20, 2027 | Legacy audio, realtime, and transcription models - shutdown 2027-01-20 | - | | | | Feb 26, 2027 | Transcription models - shutdown 2027-02-26 | - | | | ## Change history Newest first, by the date OpenAI announced it. This is the archive: past changes are not warnings, and changes we recorded after they took effect are marked as such. ### October 2026 - Oct 20, 2026, Feature: [12-hour prompt caching](https://developers.openai.com/api/docs/changelog) - Oct 16, 2026, Feature: [Artifact SDK and document-editing skills in Agents API sandboxes](https://developers.openai.com/api/docs/changelog) - Oct 16, 2026, Feature: [Nine natural voices added for GPT-Live](https://developers.openai.com/api/docs/changelog) - Oct 16, 2026, Feature: [Prompt-to-voice custom voices released for GPT-Live](https://developers.openai.com/api/docs/changelog) - Oct 16, 2026, Feature: [Ultrafast mode for the Agents API](https://developers.openai.com/api/docs/changelog) - Oct 15, 2026, Feature: [Native Decisions integration in GPT-Live](https://developers.openai.com/api/docs/changelog) - Oct 9, 2026, Feature: [Pre-warm Agents API sandboxes](https://developers.openai.com/api/docs/changelog) - Oct 9, 2026, Policy: [Sandbox compute billing during active turns](https://developers.openai.com/api/docs/changelog) - Oct 8, 2026, Feature: [Ultrafast mode for GPT-6.1 Sol](https://developers.openai.com/api/docs/changelog) - Oct 7, 2026, Feature: [Decisions API released in beta](https://developers.openai.com/api/docs/changelog) - Oct 7, 2026, Behavior change: [Updated chat-latest snapshot](https://harbyn.com/changes/openai/2026-10-07-updated-chat-latest-snapshot.md) - Oct 6, 2026, Rate limit: [API usage tiers simplified](https://developers.openai.com/api/docs/changelog) ### September 2026 - Sep 29, 2026, Feature: [Computer use added to the Agents API](https://developers.openai.com/api/docs/changelog) - Sep 29, 2026, Feature: [GPT-6.1 Sol released](https://developers.openai.com/api/docs/changelog) - Sep 29, 2026, Feature: [Ultrafast mode added for GPT-6 Astra](https://developers.openai.com/api/docs/changelog) - Sep 25, 2026, Behavior change: [Fixed image encoding bug affecting visual understanding](https://harbyn.com/changes/openai/2026-09-25-fixed-image-encoding-bug-affecting-visual-understanding.md) - Sep 11, 2026, Retirement: [GPT-5.4-Cyber - shutdown 2026-10-01](https://harbyn.com/changes/openai/2026-09-11-gpt-5-4-cyber-shutdown.md) (effective Oct 1, 2026) ### May 2026 - May 8, 2026, Retirement: [gpt-5.2-chat-latest and gpt-5.3-chat-latest model snapshots - shutdown 2026-08-10](https://harbyn.com/changes/openai/2026-05-08-gpt-5-2-chat-latest-and-gpt-5-3-chat-latest-model-snapshots-shutdown.md) (effective Aug 10, 2026; recorded after the fact) ### April 2026 - Apr 22, 2026, Retirement: [Legacy GPT model snapshots (July 2026 shutdown) - shutdown 2026-07-23](https://harbyn.com/changes/openai/2026-04-22-legacy-gpt-model-snapshots-july-2026-shutdown-shutdown.md) (effective Jul 23, 2026; recorded after the fact) - Apr 22, 2026, Retirement: [Legacy GPT model snapshots - shutdown 2026-10-23](https://harbyn.com/changes/openai/2026-04-22-legacy-gpt-model-snapshots-shutdown.md) (effective Oct 23, 2026) ### March 2026 - Mar 24, 2026, Retirement: [Sora 2 video generation models and Videos API - shutdown 2026-09-24](https://harbyn.com/changes/openai/2026-03-24-sora-2-video-generation-models-and-videos-api-shutdown.md) (effective Sep 24, 2026) ### November 2025 - Nov 18, 2025, Retirement: [chatgpt-4o-latest snapshot - shutdown 2026-02-17](https://harbyn.com/changes/openai/2025-11-18-chatgpt-4o-latest-snapshot-shutdown.md) (effective Feb 17, 2026; recorded after the fact) - Nov 17, 2025, Retirement: [codex-mini-latest model snapshot - shutdown 2026-02-12](https://harbyn.com/changes/openai/2025-11-17-codex-mini-latest-model-snapshot-shutdown.md) (effective Feb 12, 2026; recorded after the fact) - Nov 14, 2025, Retirement: [DALL·E model snapshots - shutdown 2026-05-12](https://harbyn.com/changes/openai/2025-11-14-dall-e-model-snapshots-shutdown.md) (effective May 12, 2026; recorded after the fact) ### September 2025 - Sep 26, 2025, Retirement: [Legacy GPT model snapshots - shutdown 2026-09-28](https://harbyn.com/changes/openai/2025-09-26-legacy-gpt-model-snapshots-shutdown.md) (effective Sep 28, 2026) - Sep 15, 2025, Retirement: [gpt-4o-realtime-preview models - shutdown 2026-05-07](https://harbyn.com/changes/openai/2025-09-15-gpt-4o-realtime-preview-models-shutdown.md) (effective May 7, 2026; recorded after the fact) ### June 2025 - Jun 10, 2025, Retirement: [gpt-4o-audio-preview-2024-10-01 - shutdown 2025-10-10](https://harbyn.com/changes/openai/2025-06-10-gpt-4o-audio-preview-2024-10-01-shutdown.md) (effective Oct 10, 2025; recorded after the fact) - Jun 10, 2025, Retirement: [gpt-4o-realtime-preview-2024-10-01 - shutdown 2025-10-10](https://harbyn.com/changes/openai/2025-06-10-gpt-4o-realtime-preview-2024-10-01-shutdown.md) (effective Oct 10, 2025; recorded after the fact)