MODEL RELEASE LOG

Model release log

Browse releases, API launches, weight publications and lifecycle changes by year or date, with links to model families, versions and official announcements.

Choose a date range

643 release and lifecycle records

2026·372records

Releases, API launches, weight publications, deprecations and retirements are recorded separately. Dates known only to the year or month are filtered by their possible range and are not plotted as exact release dates.

Release & lifecycle activity

372 records in this range. Releases, API launches, open-weight releases and lifecycle events are grouped by month, with a separate chart for each year.

2026

Monthly breakdown for 2026
  • 2026-01 · 6records
  • 2026-02 · 51records
  • 2026-03 · 18records
  • 2026-04 · 53records
  • 2026-05 · 43records
  • 2026-06 · 30records
  • 2026-07 · 45records
  • 2026-08 · 44records
  • 2026-09 · 30records
  • 2026-10 · 52records
2026372records
  1. Gemini · Stable release#

    Gemini Nano Banana 2.1 generally available (GA) : Released Gemini Nano Banana 2.1 (gemini-nano-banana-2.1 ), the latest high-efficiency image generation and conversational editing model. An update to Nano Banana 2 (gemini-3.1-flash-image ),

    This version is generally available.

  2. Sonar · Deprecation notice#

    Legacy Sonar Chat Completions support ended

    The legacy product API is no longer supported. Synchronous and streaming calls are progressively rewritten as Agent requests; asynchronous calls stop. This does not retire the current Agent Sonar models.

  3. Gemini · Stable release#

    Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS generally available (GA) : Released our next-generation text-to-speech (TTS) audio models and the Gemini API Voices endpoint (/v1beta/voices ):

    This version is generally available.

  4. Gemini · Stable release#

    Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS generally available (GA) : Released our next-generation text-to-speech (TTS) audio models and the Gemini API Voices endpoint (/v1beta/voices ):

    This version is generally available.

  5. Gemini · Stable release#

    Gemini 3.8 Flash generally available (GA) : Released gemini-3.8-flash , our most intelligent Flash model, engineered for long-horizon software engineering, autonomous agents, and complex enterprise workflows.

    This version is generally available.

  6. Gemini · Stable release#

    Gemini Omni Flash generally available (GA) : Released gemini-omni-1.1-flash , the GA version of our fast, conversational video generation and editing model. This release includes significant new capabilities:

    This version is generally available.

  7. OpenAI audio and speech · Model release#

    Released GPT Transcribe for accurate file transcription and final transcripts of committed Realtime turns, along with [GPT Live Transcribe](https://developers.openai.com/api/do

    Model release date from the official announcement.

  8. OpenAI audio and speech · Model release#

    Released GPT Transcribe for accurate file transcription and final transcripts of committed Realtime turns, along with [GPT Live Transcribe](https://developers.openai.com/api/do

    Model release date from the official announcement.

  9. OpenAI audio and speech · Model release#

    Released GPT-Realtime-2.1, an updated realtime reasoning model with improved alphanumeric recognition, silence and noise handling, and interruption behavior. Also released [G

    Model release date from the official announcement.

  10. OpenAI audio and speech · Model release#

    Released GPT-Realtime-2.1, an updated realtime reasoning model with improved alphanumeric recognition, silence and noise handling, and interruption behavior. Also released [G

    Model release date from the official announcement.

  11. Gemini · Stable release#

    Released gemini-3.1-flash-lite-image (Nano Banana 2 Lite) to general availability (GA), our built-in multimodal model optimized for ultra-low latency and cost-effective image generation and editing. See the Gemini 3.1 Flash Lite Image model

    This version is generally available.

  12. GPT · Deprecation notice#

    gpt-5-2025-08-07 · Announced deprecation

    Official retirement date: 2026-12-11. Suggested replacement IDs: gpt-5.6-sol. No paid API probes were run.

  13. Gemini · Stable release#

    Released gemini-3.1-flash-image (Nano Banana 2) and gemini-3-pro-image (Nano Banana Pro), the generally available (GA) versions of our native visual models, Gemini 3.1 Flash Image and Gemini 3 Pro Image .

    This version is generally available.

  14. Gemini · Stable release#

    Released gemini-3.1-flash-image (Nano Banana 2) and gemini-3-pro-image (Nano Banana Pro), the generally available (GA) versions of our native visual models, Gemini 3.1 Flash Image and Gemini 3 Pro Image .

    This version is generally available.

  15. OpenAI audio and speech · Model release#

    Released GPT-Realtime-2, a new realtime voice model with configurable reasoning for speech-to-speech agents, along with [GPT-Realtime-Translate](https://developers.openai.com/a

    Model release date from the official announcement.

  16. OpenAI audio and speech · Model release#

    Released GPT-Realtime-2, a new realtime voice model with configurable reasoning for speech-to-speech agents, along with [GPT-Realtime-Translate](https://developers.openai.com/a

    Model release date from the official announcement.

  17. OpenAI audio and speech · Model release#

    Released GPT-Realtime-2, a new realtime voice model with configurable reasoning for speech-to-speech agents, along with [GPT-Realtime-Translate](https://developers.openai.com/a

    Model release date from the official announcement.

  18. Gemini · Preview release#

    Released gemini-robotics-er-1.6-preview , our updated robotics model. It now has new capabilities like instrument reading, improved spatial and physical reasoning capabilities. To learn more, see Gemini Robotics ER page and the blog .

    This version entered public preview.

  19. Lyria · Preview release#

    Launched Lyria 3 music generation models: lyria-3-clip-preview (30-second clips) and lyria-3-pro-preview (full-length songs). Both models accept text and image inputs and generate high-quality, 48kHz stereo audio. See the Music generation g

    This version entered public preview.

2025204records
  1. Gemini · Preview release#

    Launched Gemini 3 Flash Preview, gemini-3-flash-preview , delivering fast frontier-class performance that rivals larger models at a fraction of the cost. With upgraded visual and spatial reasoning, and agentic coding capabilities. Read the

    This version entered public preview.

  2. OpenAI audio and speech · Model release#

    Released four new dated audio snapshots. These updates deliver reliability, quality, and voice fidelity improvements for real-time, voice-driven applications. Read more here.

    Model release date from the official announcement.

  3. OpenAI audio and speech · Model release#

    Released four new dated audio snapshots. These updates deliver reliability, quality, and voice fidelity improvements for real-time, voice-driven applications. Read more here.

    Model release date from the official announcement.

  4. OpenAI audio and speech · Model release#

    Released four new dated audio snapshots. These updates deliver reliability, quality, and voice fidelity improvements for real-time, voice-driven applications. Read more here.

    Model release date from the official announcement.

  5. OpenAI audio and speech · Model release#

    Released four new dated audio snapshots. These updates deliver reliability, quality, and voice fidelity improvements for real-time, voice-driven applications. Read more here.

    Model release date from the official announcement.

  6. Gemini · Preview release#

    Released gemini-2.5-flash-native-audio-preview-12-2025 , a new native audio model for the Live API. This update improves the model's ability to handle complex workflows. To learn more, see the Live API guide and Gemini 2.5 Flash Native Audi

    This version entered public preview.

  7. GPT · Model release#

    Released gpt-5.1-codex and gpt-5.1-codex-mini to the Responses API. GPT-5.1-Codex is a version of GPT-5.1 optimized for agentic coding tasks in Codex or similar environments. Read more [here](https://platform.openai.com/docs/models/gpt-

    Model release date from the official announcement.

  8. GPT · Model release#

    Released gpt-5.1-codex and gpt-5.1-codex-mini to the Responses API. GPT-5.1-Codex is a version of GPT-5.1 optimized for agentic coding tasks in Codex or similar environments. Read more [here](https://platform.openai.com/docs/models/gpt-

    Model release date from the official announcement.

  9. Gemini · Model release#

    Released gemini-embedding-001 , the stable version of our text embedding model. To learn more, see embeddings . The gemini-embedding-exp-03-07 model will be deprecated on August 14, 2025.

    Model release date from the official announcement.

  10. Gemini · Preview release#

    Released gemini-2.5-pro , the stable version of our most powerful model, now with adaptive thinking. To learn more, see Gemini 2.5 Pro and Thinking . gemini-2.5-pro-preview-05-06 will be redirected to gemini-2.5-pro on June 26, 2025.

    This version entered public preview.

202450records
202317records