Wednesday, September 16, 2026 · Gemini 3.8 Live Extended Thinking (Google)
Gemini 3.8 Live Extended Thinking Will Not Run Your Blocking Tools, and It Stops Telling You the Turn Is Over
Google's new reasoning voice model refuses synchronous tool calls outright and replaces the turn complete signal with a session status field. Two small breaking changes that will quietly kill a working voice agent if you swap the model ID and nothing else.
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