Expired65% confidenceBenchmarkExact time
On the Frontier Software Engineering benchmark, GPT-6 Astra leads with 65.5%, Opus 5.5 is at 62.3%, and Gemini 4 Argon is only at 55%.
3
Sources
65%
Confidence
Short-term (~14 days)
Relevance
10/1/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/15/2026(expired)
Sources
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Related Claims
UnverifiedIn the Deep Study software engineering test, Argon scored 77.9%, higher than GPT-6 Astra and Claude Opus 5.5 (both approximately 74%).76% similarUnverifiedArgon is tied for first place on CWE Bench at 68% alongside GPT-6 Astra and Grok 4.7.75% similarUnverifiedIn the DeepSWE 1.1 benchmark, GPT-6.1 Sol scored 75.2%, Astra scored 74.8%, Cloud Sonnet 5.5 scored 71.0%, and GPT-6 Sol scored a top of 68.8%.74% similar
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