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OpenAI

GPT-6 Astra

ReasoningClosed weights
Intelligence
45.8
Rank 35 of 744 measured models
Coding
75.7
Rank 27 of 298 measured models
Output speed
42.3 t/s
Rank 355 of 403 measured models
Price/1M
$20
Rank 638 of 659 measured models
Context window
1M
Rank 84 of 1199 measured models
Cost per task
$0.818
Rank 120 of 193 measured models

GPT-6 Astra (Low) scores 45.8 on the Artificial Analysis Intelligence Index, ranking 35th of 744 measured models. The closest models on this index are Grok 4.7 (46.4), MiMo-V2.6-Pro (46.3), and Qwen3.8 Max (0902) (45.4). At $20 per million tokens (3:1 input/output blended price), it is more expensive than Grok 4.7 ($3), MiMo-V2.6-Pro ($0.544), and Qwen3.8 Max (0902) ($3). With an output speed of 42.3 t/s, it is about as fast as Qwen3.8 Max (0902) (41.9 t/s), slower than Grok 4.7 (78.7 t/s) and MiMo-V2.6-Pro (45.8 t/s).

Artificial Analysis Indices
Low
Intelligence45.8
Rank 35 of 744 measured models
Coding75.7
Rank 27 of 298 measured models
Agentic38.8
Rank 50 of 189 measured models
Reasoning levels
Each point is a reasoning level of this model: more reasoning often raises the score but costs more. Select a point to open that level.
Intelligence Indexmost efficient ↗Cost per task
Capability indexes
Performance in specific industries, measured by Artificial Analysis
Finance & Accounting48.6
Rank 34 of 218 measured models
Strategy & Ops49.9
Rank 42 of 218 measured models
Legal52.9
Rank 27 of 218 measured models
Engineering47.7
Rank 31 of 217 measured models
Economics54.7
Rank 32 of 225 measured models
Standard Benchmarks
GPQA Diamond93.1%
Rank 24 of 619 measured models
HLE49.2%
Rank 29 of 664 measured models
SciCode54.1%
Rank 66 of 231 measured models
AA-LCR80.0%
Rank 77 of 575 measured models
Terminal-Bench 2.188.0%
Rank 12 of 244 measured models
Terminal-Bench v441.9%
Rank 28 of 218 measured models
τ-Bench Banking32.0%
Rank 62 of 211 measured models
Models at a similar level
The closest models on the Intelligence Index, one configuration per family.

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