GPT-6 Astra is now available in Devin

Cognition1 min read

OpenAI released GPT-6 Astra. It is available now in Devin Desktop and Devin CLI, and is also part of the model mixture in Devin Cloud.

On FrontierCode 1.1, our proprietary benchmark that grades models on real-world engineering tasks based on quality and mergeability, GPT-6 Astra surpasses Fable 5.1. It is second only to Fable 5 (within 0.4 points) and 64% cheaper.

When powering Devin’s testing capabilities, GPT-6 Astra achieves SOTA results on our internal testing benchmark. It drives tests that are more comprehensive, with clearer reports and more user-friendly video evidence.

FrontierCode 1.1 ExtendedScore

020406080100Score (%)55.8GPT-5.6 Terra56.2Claude Sonnet 556.3Gemini 3.7 Flash58.2Kimi K360.6GPT-5.6 Sol61.3Grok 4.663.6Claude Opus 563.6Claude Fable 5.164.5GPT-6 Astra64.9Claude Fable 5

Score is a weighted aggregate of rubric items. Solutions that don’t pass blocking criteria receive 0.

FrontierCode 1.1 ExtendedScorevsCost ($)

$0.00$2.00$4.00$6.00$8.00$10$12$14$16avg cost (USD) per rollout4550556065score (%)Fable 5GPT-6 AstraFable 5.1Grok 4.6GPT-5.6 SolOpus 5Kimi K3Sonnet 5

Score: a weighted aggregate of the rubric items. Solutions that don’t pass blocking criteria receive 0.

Cost ($): the mean USD spend per rollout. Each dot is a reasoning effort.

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