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

The average score is effectively tied at 9.9 vs 9.9. GPT-6.1 Sol (xhigh) has the lower benchmark cost at $1.156 vs $3.474. GPT-6 Astra (high) is faster at 18.65s vs 31.94s, with pass rates of 97.0% vs 97.0%.

Last updated at: 2026-09-29

Compared models

Rank
#6
Total Output Tokens
99,719
Response Time (avg)
31.94s
Total Cost
$1.156
Rank
#7
Total Output Tokens
53,622
Response Time (avg)
18.65s
Total Cost
$3.474
Recommended model GPT-6.1 Sol (xhigh)

It has the best score here (9.9), while costing about 3.0x less than GPT-6 Astra (high).

Detailed comparison

Metric GPT-6.1 Sol GPT-6.1 Sol xhigh Release: 2026-09-29 GPT-6 Astra GPT-6 Astra high Release: 2026-09-04
Score 9.9 9.9
Rank #6 #7
Reliability 10.0 9.9
Consistency 9.6 9.6
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 97.0% 97.0%
Flaky tests 1 1
Total Runs 66 66
Cost per result 5.504 16.543
Total Cost $1.156 $3.474
Input Price $2.000 / 1M $10.000 / 1M
Output Price $10.000 / 1M $50.000 / 1M
Total Input Tokens 79,232 79,290
Output Tokens 4,811 4,847
Reasoning Tokens 94,908 48,775
Response Time (avg) 31.94s 18.65s
Response Time (max) 491.85s 254.93s
Response Time (total) 702.66s 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.

#6 GPT-6.1 Sol

xhigh
Cost
$0.147
Time
279.4s
Tokens
14,790 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 10.65s 7,302 393 4,483
GPT-6 Astra 10.0 10.0 100.0% 0 5.86s 7,302 392 2,387

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