# MAI-Code-1.1-Flash: Better, faster, at a quarter of the cost | Microsoft AI

The model is 25% more token-efficient, 25% faster, and costs a quarter of the previous version.

- 22% improvement on Terminal-Bench 2.1 for CLI tasks and 15% improvement on .NET tasks.
- Code survival rose 4% and return visits increased 9% in production.
- Trained with hundreds of thousands of reinforcement-learning environments in GitHub Copilot.
- Available now in GitHub Copilot; feedback can be submitted via issues.

## Why it matters

Developers using GitHub Copilot get faster, cheaper, and higher-quality code generation, improving productivity and reducing costs.

## Sources

- [Microsoft AI: MAI-Code-1.1-Flash: Better, faster, at a quarter of the cost | Microsoft AI](https://microsoft.ai/news/mai-code-1-1-flash-br-better-faster-at-a-quarter-of-the-cost)

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Summarized by dstilled on 2026-08-11. https://dstilled.ai/story/eefa6d82-6728-4c0f-aa6c-5a5f73f4d94a