ProductsProduct / feature launchLarge Language Models · Speech & Audio · Agents & Tool Use1 source · Sep 15, 2026

Introducing Gemini 3.8 Live and 3.8 Live Extended Thinking

Introducing Gemini 3.8 Live and 3.8 Live Extended Thinking

ProofVendor claim only

Key points

  • Today, we’re introducing two new models that bring advancements in near real-time reasoning to more effectively enable voice agents and make conversing with AI feel more intuitive and intelligent.
  • Gemini 3.8 Live: Built for scale and cost efficiency, combining conversational intelligence with fluid dialogue and visual grounding.
  • Gemini 3.8 Live Extended Thinking: Built for high-complexity tasks, with increased intelligence and multi-step reasoning.
  • Gemini 3.8 Live Extended Thinking provides enterprise-grade task completion and intelligence, capturing the #1 overall spot on Artificial Analysis' Speech to Speech Quality Index (82.6), and leads in agentic task completion with 68.6% on τ-Voice and 35.1% on Sierra’s τ-Voice-banking benchmark.

Sources (1)

  • [1]Introducing Gemini 3.8 Live and 3.8 Live Extended Thinking
    Google DeepMind Blog · Sep 15, 05:05 PM
    Introducing Gemini 3.8 Live and 3.8 Live Extended Thinking
    Today, we’re introducing two new models that bring advancements in near real-time reasoning to more effectively enable voice agents and make conversing with AI feel more intuitive and intelligent.

Extractive summary: sentences quoted from the sources.

Hype check

Only the maker's wordStill only the maker's word

  1. Follow-up · Sep 16, 2026googleapis/python-genai v2.24.0
  2. Follow-up · Sep 23, 2026Gemini 3.8 text-to-speech says hello
  3. Follow-up · Sep 24, 2026Introducing Gemini 3.8 Live with Live Avatar
  4. Follow-up · Sep 28, 2026Credentials API for Gemini Managed Agents
  5. Follow-up · Sep 28, 2026Holo4: powering generalist computer-use agents
  6. Follow-up · Sep 28, 2026langchain-ai/langchain langchain==1.4.3

Before this

  1. Sep 2, 2026Proactive cyber defense for governments and enterprises
  2. Sep 1, 2026Introducing agentic video understanding with Gemini
  3. Aug 26, 2026Intelligent transcription with Gemini 3.5 Transcribe
  4. Aug 13, 2026Introducing Gemini 3.7 Flash
  5. Jun 30, 2026Start building with Nano Banana 2 Lite and Gemini Omni Flash
  6. Jun 9, 2026Introducing Gemma 4 12B: a unified, encoder-free multimodal model

Related