Updates

What just changed?

New models, rollouts into products, new capabilities. Every change is backed by its source and dated by when it happened, not by when we wrote it down. Whether a statement still holds today is a separate check — where that is pending, it says “not verified”.

Last change recorded (yesterday)957 sourced entries · 166 source documents

202520262024-05: 2 sourced changes22025-02: 3 sourced changes32025-04: 6 sourced changes62025-05: 1 sourced changes12025-07: 1 sourced changes12025-08: 6 sourced changes62025-09: 1 sourced changes12025-10: 2 sourced changes22025-11: 1 sourced changes12025-12: 3 sourced changes32026-02: 3 sourced changes32026-03: 6 sourced changes62026-04: 7 sourced changes72026-05: 3 sourced changes32026-06: 3 sourced changes32026-07: 8 sourced changes82026-08: 4 sourced changes42026-09: 11 sourced changes112026-10: 14 sourced changes14
Sourced changes per month · max 14Month of the time each update states (effective time).

ModelsDeploymentProductCorrectionThe date is when it happened according to the source.

Also show 259 entries without movement (record-keeping, confirmations)

October 2026

  1. 9 days ago
    2developers.openai.com
  2. 9 days ago
    2developers.openai.com
  3. 10 days ago
    1help.openai.com
  4. 10 days ago
    1help.openai.com
  5. 10 days ago
    2learn.chatgpt.com
  6. 10 days ago
    2learn.chatgpt.com
  7. 10 days ago
    2learn.chatgpt.com
  8. 10 days ago
    2learn.chatgpt.com
  9. 11 days ago
    2help.openai.com+1
  10. 11 days ago
    2help.openai.com+1
  11. 15 days ago

    GPT-5.4 nano is being phased out

    ModelsOpenAIpreviously: Released

    1developers.openai.com
  12. 15 days ago

    GPT-5.1 is being phased out

    ModelsOpenAIpreviously: Released

    1developers.openai.com
  13. 15 days ago
    1developers.openai.com

September 2026

  1. 16 days ago

    Correction of an earlier entry

    Correction

    1developers.openai.com
  2. 17 days ago
    1developers.openai.com
  3. 24 days ago

    GPT-6 Sol released

    ModelsOpenAI

    1developers.openai.com
  4. 24 days ago
    1developers.openai.com
  5. 24 days ago
    1developers.openai.com
  6. 24 days ago
    1developers.openai.com
  7. 36 days agoadded to the record on 3 Oct 2026
    1developers.openai.com
  8. 38 days agoadded to the record on 3 Oct 2026
    1developers.openai.com
  9. 38 days agoadded to the record on 3 Oct 2026
    1developers.openai.com
  10. 43 days agoadded to the record on 29 Sept 2026
    1developers.openai.com
  11. 43 days agoadded to the record on 29 Sept 2026
    1developers.openai.com

August 2026

  1. 51 days agoadded to the record on 7 Oct 2026
    1developers.openai.com
  2. 51 days agoadded to the record on 7 Oct 2026
    1developers.openai.com
  3. 51 days agoadded to the record on 7 Oct 2026
    1developers.openai.com
  4. 51 days agoadded to the record on 7 Oct 2026
    1developers.openai.com

July 2026

  1. 2 months agoadded to the record on 3 Oct 2026
    1developers.openai.com
  2. 2 months agoadded to the record on 3 Oct 2026
    1developers.openai.com
  3. 2 months agoadded to the record on 7 Oct 2026
    1developers.openai.com
  4. 3 months agoadded to the record on 30 Sept 2026
    1developers.openai.com
  5. 3 months agoadded to the record on 30 Sept 2026
    1developers.openai.com
  6. 3 months agoadded to the record on 30 Sept 2026
    1developers.openai.com
  7. 3 months agoadded to the record on 29 Sept 2026

    OpenAI: Model announcement — entry without an attributable model

    Modelscorrected

    1developers.openai.com
  8. 3 months agoadded to the record on 11 Oct 2026
    1developers.openai.com

June 2026

  1. 4 months agoadded to the record on 29 Sept 2026

    o3 is being phased out

    ModelsOpenAIpreviously: Releasedcorrected

    1developers.openai.com
  2. 4 months agoadded to the record on 29 Sept 2026

    GPT-5 is being phased out

    ModelsOpenAIpreviously: Releasedcorrected

    1developers.openai.com
  3. 4 months agoadded to the record on 29 Sept 2026

    GPT-4.1 removed from GitHub Copilot

    DeploymentOpenAIpreviously: available

    1github.blog

May 2026

  1. 5 months agoadded to the record on 11 Oct 2026
    1developers.openai.com
  2. 5 months agoadded to the record on 11 Oct 2026
    1developers.openai.com
  3. 5 months agoadded to the record on 11 Oct 2026
    1developers.openai.com

April 2026

  1. 5 months agoadded to the record on 29 Sept 2026
  2. 5 months agoadded to the record on 30 Sept 2026
    1developers.openai.com
  3. 5 months agoadded to the record on 29 Sept 2026

    GPT-5.5 released

    ModelsOpenAI

    1learn.chatgpt.com
  4. 5 months agoadded to the record on 29 Sept 2026

    GPT-5.5 announced

    ModelsOpenAI

    1learn.chatgpt.com
  5. 5 months agoadded to the record on 7 Oct 2026
    1developers.openai.com
  6. 5 months agoadded to the record on 7 Oct 2026
    1developers.openai.com
  7. 5 months agoadded to the record on 11 Oct 2026
    1developers.openai.com

March 2026

  1. 7 months agoadded to the record on 30 Sept 2026
    1developers.openai.com
  2. 7 months agoadded to the record on 30 Sept 2026
    1developers.openai.com
  3. 7 months agoadded to the record on 29 Sept 2026
  4. 7 months agoadded to the record on 30 Sept 2026
    1developers.openai.com
  5. 7 months agoadded to the record on 29 Sept 2026

    GPT-5.4 released

    ModelsOpenAI

    1developers.openai.com
  6. 7 months agoadded to the record on 29 Sept 2026

    GPT-5.4 announced

    ModelsOpenAI

    1developers.openai.com

February 2026

  1. 7 months agoadded to the record on 11 Oct 2026
    1developers.openai.com
  2. 7 months agoadded to the record on 11 Oct 2026
    1developers.openai.com
  3. 8 months agoadded to the record on 29 Sept 2026

    GPT-5 removed from GitHub Copilot

    DeploymentOpenAIpreviously: available

    1docs.github.com

December 2025

  1. 10 months agoadded to the record on 29 Sept 2026