# GPT-6.1 Sol is now available in Devin | Devin

The model is live in Devin Desktop and Devin CLI, matching previous benchmark performance while cutting per-task costs by up to 81%.

- GPT-6.1 Sol scored 60.4% on the FrontierCode 1.1 engineering benchmark at $0.31 per task using medium reasoning effort.
- Costs ran 44% to 57% cheaper per task across every effort level compared to GPT-6 Sol while matching its score within a point.
- At low effort, it scored 58.1% for $0.21 per task, compared to 50.5% for GPT-6 Sol at the same setting.

## Why it matters

Devin users can run software engineering tasks at lower inference costs without sacrificing benchmark performance.

## Sources

- [Devin: GPT-6.1 Sol is now available in Devin | Devin](https://devin.ai/blog/gpt-6-1-sol)

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Summarized by dstilled on 2026-09-29. https://dstilled.ai/story/8f565c69-af5e-428c-9504-7d43d34f1db6