Gemini 3.8 Live at a glance
Gemini 3.8 Live handles real-time voice in 97 languages with background tool calls, and an Extended Thinking variant reasons and speaks at the same time for multi-step tasks.
What changed with Gemini 3.8 Live
Gemini 3.8 Live is built for scale and cost: it can switch among 97 languages mid-conversation, process visual input in near real time, and run tools and API calls in the background while it keeps talking. Gemini 3.8 Live Extended Thinking adds reasoning during speech and narrates progress on background tasks.
Google reported that Extended Thinking ranks first on Artificial Analysis' Speech to Speech Quality Index with 82.6, and scores 68.6% on τ-Voice. Both models are in the Gemini API and AI Studio, with private previews in Gemini Enterprise. The post gives no per-unit prices.
Where to compare Gemini 3.8 Live
Independent leaderboards and official resources for comparing this model yourself. Rankings change often; each site shows its own current data.
General leaderboards
Official resources
Why Gemini 3.8 Live matters for businesses
For agencies building phone and chat agents, live tool use without dead air is the key feature: an agent can check a calendar or CRM while it keeps the caller engaged.
Put it to work: AI Voice Agents
Sources for this story
- Introducing Gemini 3.8 Live and 3.8 Live Extended Thinking (opens in a new tab)Official
Google · blog.google
- Gemini API changelog (opens in a new tab)Official
Google · aistudio.google.com
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