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

GPT-6 Astra (high) leads on average score with 9.9 vs 9.6. GPT-6.1 Sol (high) has the lower benchmark cost at $0.542 vs $3.474. GPT-6.1 Sol (high) is faster at 13.68s vs 18.65s, with pass rates of 93.9% vs 97.0%.

Last updated at: 2026-09-29

Compared models

Rank
#12
Total Output Tokens
38,258
Response Time (avg)
13.68s
Total Cost
$0.542
Rank
#7
Total Output Tokens
53,622
Response Time (avg)
18.65s
Total Cost
$3.474
Recommended model GPT-6.1 Sol (high)

Its score stays close to the best score here (9.6 vs 9.9), while costing about 6.4x less than GPT-6 Astra (high).

Detailed comparison

Metric GPT-6.1 Sol GPT-6.1 Sol high Release: 2026-09-29 GPT-6 Astra GPT-6 Astra high Release: 2026-09-04
Score 9.6 9.9
Rank #12 #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 2.708 16.543
Total Cost $0.542 $3.474
Input Price $2.000 / 1M $10.000 / 1M
Output Price $10.000 / 1M $50.000 / 1M
Total Input Tokens 79,492 79,290
Output Tokens 4,954 4,847
Reasoning Tokens 33,304 48,775
Response Time (avg) 13.68s 18.65s
Response Time (max) 139.76s 254.93s
Response Time (total) 301.03s 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.

#12 GPT-6.1 Sol

high
Cost
$0.079
Time
149.5s
Tokens
7,920 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 5.18s 7,302 390 2,215
GPT-6 Astra 10.0 10.0 100.0% 0 5.86s 7,302 392 2,387

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