LLMJul 16, 2026, 9:07 AM

Gemma 4 gets a stealth update that fixes tool calling bugs and truncated responses under the same name

30-second summary

Google has quietly updated its Gemma 4 open AI model, improving performance on Nvidia Hopper GPUs and fixing critical bugs related to tool calling and response truncation.

TickrWire
Key takeaways
  • Gemma 4 has received a stealth update improving Nvidia Hopper GPU performance.
  • The update fixes bugs in Gemma 4's tool calling capabilities.
  • Truncated response issues in Gemma 4 have also been resolved.
  • Google continues to iterate on its open models without explicit announcements.
Full story

Google has released an unannounced update to its Gemma 4 open AI model. This update focuses on performance enhancements, particularly for Nvidia Hopper GPUs, aiming to speed up inference.

Crucially, the update addresses significant functional issues. It resolves bugs that affected the model's ability to correctly use tools and fixes problems where responses were being cut short or truncated.

These improvements, delivered without a formal announcement, suggest Google's ongoing commitment to refining its open models for better developer and user experience.

Why this matters
Developers

Fixes critical bugs and improves performance for easier integration.

Businesses

Enhances reliability and efficiency of AI applications using Gemma.

Investors

Indicates ongoing development and support for Google's open AI efforts.

Students

Provides a more stable and performant model for learning and experimentation.

Everyone

Subtle but important improvements to an accessible open AI model.

Sources · 1
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