Updated

Google model releases

Google model announcements from May 2023 to September 2026, newest first. Compare what changed and follow the official sources.

Latest releases

Dates refer to the linked announcement or release milestone. Previews are labeled in the entries; historical availability and pricing may have changed.

Release details

  1. Google

    Gemini 4 Argon (limited access)

    Google announced Gemini 4 Argon, a model designed for long-horizon reasoning across software engineering, enterprise knowledge work, and cybersecurity defense. Its initial rollout is limited to trusted cyber defenders through the Fairwind Program while Google continues guardrail work before broader access.

    For buildersIf you have access, compare Argon with your current model on a representative long-horizon coding or document-work task, tracking completion quality and review effort rather than relying on provider benchmark claims.

  2. Google

    Gemini 3.8 Flash TTS and Flash-Lite TTS

    Google launched Gemini 3.8 Flash TTS and Flash-Lite TTS, expressive text-to-speech models that create custom voices from prompts, replicate a voice from a 30-second sample, and control delivery line by line. Both are available today in Google AI Studio and the Gemini API, with Flash-Lite aimed at high-volume dubbing and localization.

    For buildersPrompt a custom voice in Google AI Studio and rehearse line-by-line delivery in the dual-speaker editor before wiring it into your app through the Gemini API.

  3. Google

    Gemini 3.8 Flash

    Google announced 3.8 Flash with improvements to coding, reasoning, and multi-step agent workflows, alongside a separate Cyber variant.

    For buildersEvaluate it on your app's real tasks: extracting data, routing support requests, or carrying out a sequence of tool calls.