Frontier Log

OpenAIModel

GPT-5.6 Sol

Made by
OpenAI
Released
Announced in
GPT-5.6: Frontier intelligence that scales with your ambitionopenai.com
Event
GPT-5.6
API record
/api/v1/models/gpt-5-6-sol

Benchmark results

BenchmarkScoreSource check
SWE-bench ProThe source doesn't say whether this is the public or the commercial set64.6%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 4 other lab documents, the first 3 linked: 1 2 3
GPQA Diamond94.6%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 1 other lab document: 1
BrowseComp90.4%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 4 other lab documents, the first 3 linked: 1 2 3
ARC-AGI-2reported later, in GPT-6 Astra: A new generation of intelligence92.5%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 2 other lab documents: 1 2
Terminal-Bench 4.0reported later, in GPT-6 Astra: A new generation of intelligence37.3%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 3 other lab documents: 1 2 3
AutomationBench18.1%
CorroboratedThe same number is printed in 2 other lab documents: 1 2
OSWorld 2.0Offline set, partial score · set, scoring and task release not stated62.6%
CheckedA person checked this number against its source on 18 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
task release v2026.08.08 · reported later, in GPT-6 Astra: A new generation of intelligence65.7%
CheckedA person checked this number against its source on 20 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
FrontierCode 1.1Main set · reported later, in GPT-6 Astra: A new generation of intelligence47.5%
CorroboratedThe same number is printed in 2 other lab documents: 1 2
FrontierCode 1.1Extended set · reported later, in GPT-6 Astra: A new generation of intelligence60.6%
CheckedA person checked this number against its source on 20 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
DeepSWE v1.172.7%
CheckedA person checked this number against its source on 17 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 5 other lab documents, the first 3 linked: 1 2 3
Terminal-Bench 2.188.8%
CheckedA person checked this number against its source on 18 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 6 other lab documents, the first 3 linked: 1 2 3
ARC-AGI-37.78%
CheckedA person checked this number against its source on 18 Oct 2026. This confirms the number matches what the lab published, not that the score was reproduced.
CorroboratedThe same number is printed in 4 other lab documents, the first 3 linked: 1 2 3
Sources

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