Google Adds Gemini 3.8 Flash To AI Mode

Sep 03, 2026 02:41 AM - 1 hour ago 3

Google has added Gemini 3.8 Flash to AI Mode’s exemplary paper connected the aforesaid time it released the model.

Robby Stein, VP of Product for Google Search, announced the rollout connected X, penning that 3.8 Flash is “available coming successful AI Mode for Google AI Pro & Ultra subs astir the world.”

Google’s launch post lists AI Mode alongside the Gemini app and Google Sheets nether the user products wherever Pro and Ultra subscribers tin usage the model. That’s a alteration from 3 weeks ago, erstwhile the 3.7 Flash post named only Spark successful the Gemini app and AI Mode followed a time later. Search is now portion of the exemplary motorboat itself, which intends the exemplary you tin prime successful AI Mode changes connected Google’s exemplary schedule.

What Changed

You prime 3.8 Flash from the “+” icon successful AI Mode’s “Ask anything” bar. Stein’s screenshot shows it nether “Gemini 3 models” betwixt “Auto” and “Pro,” the aforesaid conception wherever 3.7 Flash appeared connected August 14. 3.7 Flash isn’t visible successful the screenshot.

Stein’s station doesn’t opportunity what Auto routes to, and it doesn’t authorities a language. The 3.7 Flash rollout was English only.

Background

Google says 3.8 Flash is its 3rd Flash merchandise successful six weeks, 3 weeks aft 3.7 Flash.

The exemplary down AI Mode has changed astatine a akin pace. Gemini 3 Pro arrived arsenic an option successful November, Gemini 3 Flash became the default successful December, and Gemini 3.5 Flash replaced it arsenic the world default astatine I/O successful May. Gemini 3.7 Flash joined the menu connected August 14.

In February, I covered why Google runs AI Mode connected Flash models. Lower latency and costs fto them tally astatine Search scale, and each caller procreation gets distilled into a Flash type for production.

Why This Matters

Anyone who tested AI Mode citations connected 3.7 Flash successful the past 3 weeks was testing a exemplary that doesn’t look successful the paper Stein screenshotted today.

Three Flash releases successful six weeks intends the options successful a paid AI Mode trial tin alteration wrong a azygous reporting cycle. A reference taken connected 3.7 Flash successful mid-August and 1 taken connected 3.8 Flash coming came from different models, truthful a spread betwixt them doesn’t isolate thing your contented did. Log the exemplary sanction pinch each test.

Free-tier AI Mode users don’t get a exemplary choice. They get the default, and thing announced coming changes it.

Looking Ahead

The adjacent point to watch is whether 3.8 Flash moves from an action to the default, which is the way some earlier Flash tiers took. A default alteration would scope the free tier, and neither Stein’s post nor Google’s launch post says whether that’s coming.

Google’s support page for AI Mode’s exemplary paper is wherever that would show up, and it still lists only “Fast” and “Pro,” unchanged since 3.7 Flash arrived connected August 14. Until it moves, the paper successful beforehand of you is the only grounds of which exemplary answered.

Featured Image: Samuel Boivin/Shutterstock

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