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#5

GPT-6 Astra

OpenAI Release: 2026-09-04 Tested on: 2026-09-04 22:04 openai/gpt-6-astra::xhigh
~2T total (~150B active)MoEClosedEstimated
(max) (xhigh) (high) (medium) (low)

Summary

GPT-6 Astra scores 9.9 on AI BENCHY and ranks #5. It has 9.9 reliability, a 97.0% pass rate, $5.156 total cost, and 28.44s average response time.

What makes GPT-6 Astra unique: It is one of the highest-ranked models overall.

Model facts

Researched on 2026-09-04

Estimated
Parameters
~2T total (~150B active)
Architecture
MoE
Availability
Closed
License
-

Best estimate from public evidence; the vendor did not disclose every value. OpenAI does not disclose parameter counts or architecture. Low-confidence catalog estimate reuses the GPT-5.6 Sol scale (2000B total, 150B active); this is not a reported Astra specification.

Parameter source Availability source

Score

9.9

Consistency

9.6

Reliability

9.9

Total Cost (Current Price)

$5.156

Total Output Tokens

87,183

Total Input Tokens

79,662

Input Price

$10.000 / 1M

Output Price

$50.000 / 1M

Tests Correct

Wrong Tests: 1

Attempt pass rate: 97.0%

Flaky tests

1

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

28.44s

Response Time (max): 381.11s

Response Time (total): 625.68s

Wrong answer: 1

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#5 GPT-6 Astra

xhigh
Invalid SVG
Cost
$0.694
Time
257.5s
Tokens
13,964 tok

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

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Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 10.0 10.0
Coding 10.0 10.0
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 7.6 7.2
General Intelligence 10.0 10.0
Instructions following 10.0 10.0
Puzzle Solving 10.0 10.0
Tool Calling 10.0 10.0
Trivia 10.0 10.0

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