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GPT-6.1 Sol (medium) vs GPT-6 Astra (high)

GPT-6 Astra (high) leads on average score with 9.9 vs 9.6. GPT-6.1 Sol (medium) has the lower benchmark cost at $0.326 vs $3.474. GPT-6.1 Sol (medium) is faster at 6.99s vs 18.65s, with pass rates of 93.9% vs 97.0%.

Last updated at: 2026-09-29

Compared models

Rank
#11
Total Output Tokens
16,852
Response Time (avg)
6.99s
Total Cost
$0.326
Rank
#7
Total Output Tokens
53,622
Response Time (avg)
18.65s
Total Cost
$3.474
Recommended model GPT-6.1 Sol (medium)

Its score stays close to the best score here (9.6 vs 9.9), while costing about 10.7x less than GPT-6 Astra (high).

Detailed comparison

Metric GPT-6.1 Sol GPT-6.1 Sol medium Release: 2026-09-29 GPT-6 Astra GPT-6 Astra high Release: 2026-09-04
Score 9.6 9.9
Rank #11 #7
Reliability 10.0 9.9
Consistency 9.6 9.6
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 93.9% 97.0%
Flaky tests 1 1
Total Runs 66 66
Cost per result 1.627 16.543
Total Cost $0.326 $3.474
Input Price $2.000 / 1M $10.000 / 1M
Output Price $10.000 / 1M $50.000 / 1M
Total Input Tokens 78,368 79,290
Output Tokens 4,354 4,847
Reasoning Tokens 12,498 48,775
Response Time (avg) 6.99s 18.65s
Response Time (max) 50.74s 254.93s
Response Time (total) 153.75s 410.28s
Parameters ~2T total (~150B active) ~2T total (~150B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#11 GPT-6.1 Sol

medium
Cost
$0.045
Time
72.7s
Tokens
4,581 tok

#7 GPT-6 Astra

high
Cost
$0.457
Time
176.7s
Tokens
9,218 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-6.1 Sol 10.0 10.0 100.0% 0 4.74s 7,302 393 1,710
GPT-6 Astra 10.0 10.0 100.0% 0 5.86s 7,302 392 2,387

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