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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 $2.835. GPT-5.6 Sol (medium) is faster at 11.35s vs 20.44s, with pass rates of 84.9% vs 90.9%.

Recommended modelGPT-5.6 Sol (medium)It has the best score here (9.4), while costing about 2.2x less than Claude Opus 5 (high).

Last updated at: 2026-07-25

Metric Claude Opus 5 Claude Opus 5 high Release: 2026-07-25 GPT-5.6 Sol GPT-5.6 Sol medium Release: 2026-07-09
Score 9.2 9.4
Rank #11 #7
Reliability 10.0 10.0
Consistency 9.6 8.9
Tests Correct
Attempt pass rate 84.9% 90.9%
Flaky tests 1 3
Total Runs 66 66
Cost per result 15.747 7.311
Total Cost $2.835 $1.316
Input Price $5.000 / 1M $5.000 / 1M
Output Price $25.000 / 1M $30.000 / 1M
Total Input Tokens 135,959 78,997
Output Tokens 67,066 4,696
Reasoning Tokens 19,114 26,002
Response Time (avg) 20.44s 11.35s
Response Time (max) 159.01s 79.40s
Response Time (total) 449.68s 249.73s

Hamster playing table tennis

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

#11 Claude Opus 5

high
Cost
$0.265
Time
144.5s
Tokens
10,741 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 12.73s 10,590 7,547 1,721
GPT-5.6 Sol 10.0 10.0 100.0% 0 9.40s 7,302 394 4,706

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