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Claude Opus 5 vs Google: Gemini 3 Flash Preview

Gemini 3 Flash Preview (medium) leads on average score with 9.6 vs 9.2. Gemini 3 Flash Preview (medium) has the lower benchmark cost at $0.742 vs $2.835. Gemini 3 Flash Preview (medium) is faster at 19.20s vs 20.44s, with pass rates of 84.9% vs 98.5%.

Recommended modelGemini 3 Flash Preview (medium)It has the best score here (9.6), while costing about 3.8x less than Claude Opus 5 (high).

Last updated at: 2026-07-25

Metric Claude Opus 5 Claude Opus 5 high Release: 2026-07-25 Gemini 3 Flash Preview Gemini 3 Flash Preview medium Release: 2025-12-17
Score 9.2 9.6
Rank #11 #3
Reliability 10.0 10.0
Consistency 9.6 9.7
Tests Correct
Attempt pass rate 84.9% 98.5%
Flaky tests 1 1
Total Runs 66 66
Cost per result 15.747 3.533
Total Cost $2.835 $0.742
Input Price $5.000 / 1M $0.500 / 1M
Output Price $25.000 / 1M $3.000 / 1M
Total Input Tokens 135,959 87,861
Output Tokens 67,066 5,486
Reasoning Tokens 19,114 227,164
Response Time (avg) 20.44s 19.20s
Response Time (max) 159.01s 117.26s
Response Time (total) 449.68s 422.42s

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

#3 Gemini 3 Flash Preview

medium
Cost
$0.010
Time
18.4s
Tokens
3,351 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
Gemini 3 Flash Preview 8.6 7.6 88.9% 1 84.40s 8,122 462 161,084

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