GPT-6 Astra
Released · 56 days after GPT-5.6 Luna
Key info
Context window
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Max output
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Input price
$10.00 /1M
Output price
$50.00 /1M
Prices are the median across providers tracked by Artificial Analysis, not Opper billing.
Benchmarks
Independent benchmark scores — composite indices for reasoning, coding, and math, plus individual eval scores where available.
Global rank#9 of 630 LLMs
TierFrontier
Intelligence Index61.2
Coding Index76.9
Reasoning & knowledge
GPQA Diamond
96%
Humanity's Last Exam
55%
Long-context reasoning
74%
Coding
SciCode
54%
See full leaderboard →Benchmarks via Artificial Analysis · View on AA
Available routes
No routes currently available — GPT-6 Astra isn't routed through the Opper gateway right now. It's tracked here for its release history.
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