Releases
55 matching — model launches, API releases, product updates, financial events and news.
January 20271
Jan 6, 2027
Legacy OpenAI text-to-speech models are removed from the APIScheduledModel deprecation
OpenAI will remove tts-1, tts-1-hd and two GPT-4o mini TTS snapshots from the API on January 6, 2027. The recommended replacement is gpt-realtime-2.1-mini.
December 20261
Dec 1, 2026Older GPT Image models are removed from the APIScheduledModel deprecation
OpenAI will remove gpt-image-1-mini, gpt-image-1.5 and the chatgpt-image-latest alias from the API on December 1, 2026. The recommended replacements are GPT Image 2.5 Sunburst or Flare.
October 20261
Oct 23, 2026Legacy GPT-3.5 Turbo and GPT-4 snapshots shut downScheduledModel deprecation
OpenAI will remove gpt-3.5-turbo-0125 and gpt-4-0613 snapshot aliases from the API on October 23, 2026. The documented replacements are GPT-5.6 Terra and GPT-5.6 Sol respectively.
September 20264
Sep 29, 2026GPT-6.1 Sol releasedModel release
OpenAI released GPT-6.1 Sol in the API as an updated workhorse model.
Sep 22, 2026GPT-6 Sol and GPT-6 Luna releasedModel release
OpenAI added GPT-6 Sol and GPT-6 Luna to the API as capability and efficiency tiers in the GPT-6 family.
Sep 8, 2026GPT-Image-2.5 Sunburst and Flare releasedModel release
OpenAI released GPT-Image-2.5 Sunburst and Flare as a new generation of image models.
Sep 3, 2026GPT-6 Astra releasedModel release
OpenAI released GPT-6 Astra, a frontier model positioned for its most demanding reasoning and agentic workloads.
August 20261
Aug 10, 2026GPT-5.6 Cyber released for defensive securityModel release
OpenAI introduced GPT-5.6 Cyber for high-end defensive cybersecurity use through Daybreak.
July 20262
Jul 9, 2026GPT-5.6 model family became generally availableModel release
OpenAI launched GPT-5.6 Sol, Terra, and Luna broadly across ChatGPT, Codex, and the API.
Jul 8, 2026GPT-Live-1 model family releasedModel release
OpenAI released GPT-Live-1 and GPT-Live-1 mini for low-latency, natively multimodal voice and realtime interaction.
June 20261
Jun 26, 2026GPT-5.6 Sol limited preview announcedModel release
OpenAI began a limited preview of GPT-5.6 Sol and previewed the Terra and Luna variants.
April 20263
Apr 26, 2026Sora product discontinuedModel deprecation
OpenAI discontinued the standalone Sora product as its video strategy shifted to newer experiences and models.
Apr 23, 2026GPT-5.5 and GPT-5.5 Pro releasedModel release
OpenAI released GPT-5.5 and GPT-5.5 Pro as upgraded frontier models for complex knowledge work and reasoning.
Apr 21, 2026ChatGPT Images 2.0 releasedModel release
OpenAI released ChatGPT Images 2.0 with stronger world knowledge, instruction following, detail, and an images-with-thinking mode.
March 20262
Mar 17, 2026GPT-5.4 mini and nano releasedModel release
OpenAI released GPT-5.4 mini and GPT-5.4 nano as smaller, lower-latency variants.
Mar 5, 2026GPT-5.4 and GPT-5.4 Pro releasedModel release
OpenAI released GPT-5.4 and GPT-5.4 Pro for professional work, coding, computer use, and long-context tasks.
February 20262
Feb 12, 2026GPT-5.3-Codex-Spark research preview releasedModel release
OpenAI released a research preview of GPT-5.3-Codex-Spark, a smaller model optimized for near-real-time coding.
Feb 5, 2026GPT-5.3-Codex releasedModel release
OpenAI released GPT-5.3-Codex, an interactive agentic coding model for complex software and professional work.
December 20252
Dec 18, 2025GPT-5.2-Codex releasedModel release
OpenAI released GPT-5.2-Codex, an agentic coding model optimized for long-horizon software engineering.
Dec 11, 2025GPT-5.2 releasedModel release
OpenAI released GPT-5.2 with improvements for professional knowledge work and long-context tasks.
November 20251
Nov 13, 2025GPT-5.1 releasedModel release
OpenAI released GPT-5.1 for developers with improved coding, steerability, and agentic performance.
September 20251
Sep 30, 2025Sora 2 releasedModel release
OpenAI released Sora 2, a video and audio generation model with improved physical realism and control.
August 20252
Aug 7, 2025GPT-5 model family releasedModel release
OpenAI released GPT-5 across ChatGPT and the API, including mini, nano, and Pro variants.
Aug 5, 2025gpt-oss open-weight models releasedOpen weights
OpenAI released gpt-oss-120b and gpt-oss-20b under an open-weight license.
June 20251
Jun 10, 2025OpenAI o3-pro releasedModel release
OpenAI released o3-pro for more reliable reasoning by using additional compute.