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Gemini 3.8 Live Extended Thinking

Higher-tier Gemini Audio model for spoken conversation, built around longer reasoning and coordination of multiple agents during a live exchange.

Known aliases

  • 3.8 Live Extended Thinking
  • Extended Thinking
  • Gemini 3.8 Live ET
  • Gemini 3.8 Live Extended
  • Live Extended Thinking

Current stories

buildConfirmed8 publishers

Gemini 3.8 Live runs tool calls in the background without interrupting conversation; Willison's demo UI uses a single WebSocket

Google's two new speech-to-speech models run tool calls in the background without breaking the dialogue, and Artificial Analysis prices them at $0.84 and $3.50 per hour of input audio on one benchmark subset.

Publishers:blog.google dev.to officechai.com runtimewire.com simonwillison.net testingcatalog.com the-decoder.com thenewstack.io

Perspective Coverage

8 publishers
Builder
Builder 48%
Operator
Operator 29%
Investor
Investor 23%

Reality

Evidence60
Adoption22
Hype gap+30
Incentives72
Confidence64
buildOne report1 publisher

Google puts Gemini 3.8 Live Avatar agents into general availability for Gemini Enterprise

Google made Gemini 3.8 Live with Live Avatar generally available in Gemini Enterprise, which puts a speaking video agent in scope for production. Extended Thinking is still in preview, so anything shipping now runs without it and the team still builds its own CRM and handoff integration.

Publishers:dev.to

Reality

Evidence35
Adoption
Not scored
Hype gap+10
Incentives60
Confidence40
productConfirmed7 publishers

Google gives Gemini's live voice agents a lip-syncing face for enterprise customer service

Google added lip-syncing video avatars to its Gemini 3.8 Live voice agents, available now to Gemini Enterprise customers in 97 languages. Early reviews called the faces creepy and the launch came with no customer evidence, so support teams will have to measure trust in their own queues.

Publishers:cnet.com digitaltrends.com engadget.com phandroid.com techradar.com theverge.com thurrott.com

Perspective Coverage

7 publishers
Builder
Builder 33%
Operator
Operator 50%
Investor
Investor 17%

Reality

Evidence58
Adoption
Not scored
Hype gap+25
Incentives62
Confidence60
productConfirmed3 publishers

Gemini 3.8 Live keeps talking while it runs the tool call in the background

Google's two new voice models process speech and reasoning at the same time and can fire tool calls without pausing the conversation. Published scores put the stronger one top of a speech-to-speech index and lowest on banking tasks.

Publishers:9to5google.com siliconangle.com thurrott.com

Perspective Coverage

3 publishers
Builder
Builder 40%
Operator
Operator 40%
Investor
Investor 20%

Reality

Evidence45
Adoption
Not scored
Hype gap+30
Incentives70
Confidence55
buildOne report1 publisher

Gemini 3.8 Live Extended Thinking Can Send turnComplete While the Model Is Still Reasoning

Google's September 15 release pairs a fast speech-to-speech model with one that narrates its own reasoning aloud while tools run. Clients now have to read interactionStatus to know when a turn is actually over.

Publishers:dev.to

Reality

Evidence30
Adoption20
Hype gap+12
Incentives60
Confidence35
buildOne report1 publisher

Google introduces two Gemini 3.8 Live audio models, one for high-volume chats and one for complex reasoning

Google positions one live model for high-volume conversation and the other for reasoning that continues while the user is still talking. The product page describes both without performance measurements, token costs or latency figures.

Publishers:dev.to

Reality

Evidence22
Adoption10
Hype gap+15
Incentives70
Confidence35