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Claude Opus 5 vs OpenAI: GPT-5.6 Sol

GPT-5.6 Sol (medium) leads on average score with 9.4 vs 9.2. GPT-5.6 Sol (medium) has the lower benchmark cost at $1.316 vs $1.486. Claude Opus 5 (medium) is faster at 9.38s vs 11.35s, with pass rates of 83.3% vs 90.9%.

Recommended modelGPT-5.6 Sol (medium)It has the strongest score in this comparison (9.4) and the best overall balance of cost and response time across all 2 models.

Last updated at: 2026-07-25

Metric Claude Opus 5 Claude Opus 5 medium Release: 2026-07-25 GPT-5.6 Sol GPT-5.6 Sol medium Release: 2026-07-09
Score 9.2 9.4
Rank #12 #7
Reliability 10.0 10.0
Consistency 9.6 8.9
Tests Correct
Attempt pass rate 83.3% 90.9%
Flaky tests 1 3
Total Runs 66 66
Cost per result 8.253 7.311
Total Cost $1.486 $1.316
Input Price $5.000 / 1M $5.000 / 1M
Output Price $25.000 / 1M $30.000 / 1M
Total Input Tokens 135,607 78,997
Output Tokens 25,673 4,696
Reasoning Tokens 6,930 26,002
Response Time (avg) 9.38s 11.35s
Response Time (max) 35.05s 79.40s
Response Time (total) 206.26s 249.73s

Hamster playing table tennis

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

#12 Claude Opus 5

medium
Cost
$0.125
Time
69.3s
Tokens
5,134 tok

#7 GPT-5.6 Sol

medium
Cost
$0.124
Time
57.2s
Tokens
4,199 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 10.0 10.0 100.0% 0 9.56s 10,590 5,224 1,162
GPT-5.6 Sol 10.0 10.0 100.0% 0 9.40s 7,302 394 4,706

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