By Paul Monckton
Publication Date: 2026-05-09 10:24:00
A hidden menu in the Google app v17.18.22 reveals that Google is testing new AI models for Gemini Live, including a new “Thinking” variant.
PAUL MONCKTON
Key insights
- A hidden model selector in the Google app v17.18.22 reveals seven previously unreported AI model options for Gemini Live voice conversations.
- Three of the codenames – “Capybara”, “Nitrogen” and a “Personalization” variant – do not appear in any previous Google documentation. Two new “RC2” models appeared overnight.
- The feature is currently hidden behind a server-side flag and appears to be an internal testing tool, but the underlying infrastructure could support consumer-focused model selection in the future.
Google has tested several unknown AI models in Gemini Live, hinting at a possible upgrade to the voice-controlled chatbot in time for Google I/O 2026 later this month.
While examining an unrelated, unreleased feature in the Google app code, I noticed a previously unknown settings gear button. Activating the…