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Claude Opus 5 vs Google: Gemini 3.1 Pro Preview

The average score is effectively tied at 9.2 vs 9.2. Gemini 3.1 Pro Preview (medium) has the lower benchmark cost at $1.361 vs $1.486. Claude Opus 5 (medium) is faster at 9.38s vs 21.47s, with pass rates of 83.3% vs 90.9%.

Recommended modelClaude Opus 5 (medium)It has the best score here (9.2), while responding about 2.3x faster than Gemini 3.1 Pro Preview (medium).

Last updated at: 2026-07-25

Metric Claude Opus 5 Claude Opus 5 medium Release: 2026-07-25 Gemini 3.1 Pro Preview Gemini 3.1 Pro Preview medium Release: 2026-02-19
Score 9.2 9.2
Rank #12 #10
Reliability 10.0 10.0
Consistency 9.6 10.0
Tests Correct
Attempt pass rate 83.3% 90.9%
Flaky tests 1 0
Total Runs 66 66
Cost per result 8.253 6.801
Total Cost $1.486 $1.361
Input Price $5.000 / 1M $2.000 / 1M
Output Price $25.000 / 1M $12.000 / 1M
Total Input Tokens 135,607 92,287
Output Tokens 25,673 5,232
Reasoning Tokens 6,930 92,726
Response Time (avg) 9.38s 21.47s
Response Time (max) 35.05s 88.68s
Response Time (total) 206.26s 322.08s

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

#10 Gemini 3.1 Pro Preview

medium
Cost
$0.115
Time
87.2s
Tokens
9,629 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
Gemini 3.1 Pro Preview 7.9 9.9 66.7% 0 40.17s 8,124 435 41,247

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