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Departures · By vendor

OpenAI deprecations and end-of-support dates

13 changes have a date ahead. Next: OpenAI API, October 23, 2026.

OpenAI

Soonest first · days counted on

Gates ahead 13

  1. OpenAI APIOpenAI shuts down gpt-4, gpt-3.5-turbo, o1 and o4-mini on October 23Forced move Gate 2 days left Act by October 23, 2026
  2. Azure OpenAI in Foundry ModelsAzure OpenAI o1, o3, o3-mini and o4-mini retire November 19, 2026Forced move Gate 29 days left Act by November 19, 2026
  3. OpenAI APIOpenAI Evals, reusable prompts and Agent Builder shut down November 30Shutdown Gate 40 days left Bail now
  4. OpenAI APIOpenAI retires early GPT-5 snapshots, o3 and old image modelsForced move Gate 41 days left Act by December 1, 2026
  5. Azure OpenAI in Foundry ModelsAzure OpenAI tts, tts-hd and whisper retire December 15, 2026Forced move Gate 55 days left Act by December 15, 2026
  6. OpenAI APIOpenAI stops new self-serve fine-tuning jobs on January 6, 2027Shutdown Gate 77 days left Bail now
  7. OpenAI APIOpenAI text-to-speech models tts-1 and tts-1-hd end January 6, 2027Forced move Gate 77 days left Act by January 6, 2027
  8. OpenAI APIOpenAI shuts down GPT-4o and GPT-4.1 snapshots on January 14, 2027Forced move Gate 85 days left Act by January 14, 2027
  9. OpenAI APIOpenAI shuts down older realtime and audio models on January 20, 2027Forced move Gate 91 days left Act by January 20, 2027
  10. Azure OpenAI in Foundry ModelsAzure OpenAI gpt-5, gpt-5-mini and gpt-5-nano retire February 9, 2027Forced move Gate 111 days left Act by February 9, 2027
  11. OpenAI APIOpenAI shuts down whisper-1 and gpt-4o-transcribe on February 26, 2027Forced move Gate 128 days left Act by February 26, 2027
  12. OpenAI APIOpenAI ends gpt-5.1, gpt-5.3-codex and gpt-5.4-nano on April 1, 2027Forced move Gate 162 days left Act by April 1, 2027
  13. Azure OpenAI in Foundry ModelsAzure OpenAI gpt-4o and gpt-4.1 models retire April 14, 2027Forced move Gate 175 days left Act by April 14, 2027

Check your code for these dates

A free GitHub Action checks your repo every Monday. It looks for 13 changes on this page. If your code uses one, it opens an issue.

.github/workflows/deadline-check.yml
name: Vendor deadline check
on:
  schedule:
    - cron: '17 6 * * 1' # Mondays
  workflow_dispatch:
permissions:
  contents: read
  issues: write
jobs:
  deadlines:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: timetobail/deadline-check@v0

Get it on GitHub Marketplace See a demo issue

How the Action works

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