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Claude Sonnet 5.5 (high) vs GPT-6 Sol (low)

GPT-6 Sol (low) leads on average score with 8.4 vs 8.3. GPT-6 Sol (low) has the lower benchmark cost at $0.273 vs $0.752. GPT-6 Sol (low) is faster at 6.92s vs 8.94s, with pass rates of 80.3% vs 86.4%.

Last updated at: 2026-09-29

Compared models

Rank
#80
Total Output Tokens
43,305
Response Time (avg)
8.94s
Total Cost
$0.752
Rank
#74
Total Output Tokens
11,677
Response Time (avg)
6.92s
Total Cost
$0.273
Recommended model GPT-6 Sol (low)

It has the best score here (8.4), while costing about 2.8x less than Claude Sonnet 5.5 (high).

Detailed comparison

Metric Claude Sonnet 5.5 Claude Sonnet 5.5 high Release: 2026-09-29 GPT-6 Sol GPT-6 Sol low Release: 2026-09-23
Score 8.3 8.4
Rank #80 #74
Reliability 10.0 10.0
Consistency 8.3 8.5
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 80.3% 86.4%
Flaky tests 5 4
Total Runs 66 66
Cost per result 5.014 1.604
Total Cost $0.752 $0.273
Input Price $2.000 / 1M $2.000 / 1M
Output Price $10.000 / 1M $10.000 / 1M
Total Input Tokens 159,456 77,882
Output Tokens 10,170 4,047
Reasoning Tokens 33,135 7,630
Response Time (avg) 8.94s 6.92s
Response Time (max) 25.71s 17.91s
Response Time (total) 196.68s 152.17s
Parameters ~1T total (~100B 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.

#80 Claude Sonnet 5.5

high
Cost
$0.088
Time
73.5s
Tokens
8,914 tok

#74 GPT-6 Sol

low
Cost
$0.018
Time
17.4s
Tokens
1,850 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 Sonnet 5.5 10.0 10.0 100.0% 0 9.85s 10,608 561 6,326
GPT-6 Sol 6.2 4.8 66.7% 2 8.74s 7,302 405 1,296

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