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Claude Opus 5.5 (low) vs GPT-6 Sol (medium)

GPT-6 Sol (medium) leads on average score with 9.4 vs 9.3. GPT-6 Sol (medium) has the lower benchmark cost at $0.448 vs $0.952. GPT-6 Sol (medium) is faster at 10.33s vs 23.72s, with pass rates of 87.9% vs 93.9%.

Last updated at: 2026-09-23

Compared models

Rank
#20
Total Output Tokens
21,004
Response Time (avg)
23.72s
Total Cost
$0.952
Rank
#14
Total Output Tokens
29,115
Response Time (avg)
10.33s
Total Cost
$0.448
Recommended model GPT-6 Sol (medium)

It has the best score here (9.4), while costing about 2.1x less than Claude Opus 5.5 (low).

Detailed comparison

Metric Claude Opus 5.5 Claude Opus 5.5 low Release: 2026-09-23 GPT-6 Sol GPT-6 Sol medium Release: 2026-09-23
Score 9.3 9.4
Rank #20 #14
Reliability 10.0 10.0
Consistency 9.3 9.6
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 87.9% 93.9%
Flaky tests 2 1
Total Runs 66 66
Cost per result 5.284 2.240
Total Cost $0.952 $0.448
Input Price $4.000 / 1M $2.000 / 1M
Output Price $20.000 / 1M $10.000 / 1M
Total Input Tokens 132,746 78,376
Output Tokens 6,454 4,309
Reasoning Tokens 14,550 24,806
Response Time (avg) 23.72s 10.33s
Response Time (max) 89.16s 82.74s
Response Time (total) 521.82s 227.17s
Parameters ~5T total (~500B 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.

#20 Claude Opus 5.5

low
Invalid SVG
Cost
$0.038
Time
19.1s
Tokens
2,010 tok

#14 GPT-6 Sol

medium
Cost
$0.035
Time
36.9s
Tokens
3,493 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
Claude Opus 5.5 10.0 10.0 100.0% 0 12.23s 10,608 575 2,777
GPT-6 Sol 8.2 7.2 88.9% 1 11.78s 7,302 392 2,532

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