Google confirms Gemini 3.5 Pro launch for June 2026
Pro model aims to fix reasoning regression in Flash version
Deep Dive
Google confirmed Gemini 3.5 Pro launches in June 2026, aiming to close the reasoning gap where Gemini 3.5 Flash had a regression. The Pro version is the key release for reasoning-heavy workloads this month, following Flash's May 19 GA.
Key Points
- Gemini 3.5 Pro launches June 2026, following Flash's GA on May 19
- Pro version targets reasoning-heavy workloads, fixing a regression in Flash's logical accuracy
- Benchmark improvements expected on MATH, GSM8K, and HumanEval; pricing TBA
Why It Matters
Professionals relying on advanced reasoning will get a robust upgrade from Google this summer.