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Google: Gemini 2.5 Flash vs OpenAI: gpt-oss-120b

The average score is effectively tied at 6.2 vs 6.1. Gemini 2.5 Flash has the lower benchmark cost at $0.017 vs $0.019. Gemini 2.5 Flash is faster at 6.20s vs 21.91s, with pass rates of 43.9% vs 50.0%.

Recommended modelGemini 2.5 FlashIt has the best score here (6.2), while responding about 3.5x faster than gpt-oss-120b (medium).

Last updated at: 2026-07-17

Metric Gemini 2.5 Flash Gemini 2.5 Flash none Release: 2025-06-17 gpt-oss-120b gpt-oss-120b medium Release: 2025-08-05
Score 6.2 6.1
Rank #112 #115
Reliability 10.0 10.0
Consistency 9.6 8.0
Tests Correct
Attempt pass rate 43.9% 50.0%
Flaky tests 1 5
Total Runs 66 66
Cost per result 0.186 0.221
Total Cost $0.017 $0.019
Input Price $0.300 / 1M $0.037 / 1M
Output Price $2.500 / 1M $0.170 / 1M
Total Input Tokens 39,877 108,747
Output Tokens 1,890 29,772
Reasoning Tokens 0 68,044
Response Time (avg) 6.20s 21.91s
Response Time (max) 118.00s 68.16s
Response Time (total) 136.37s 328.70s

Hamster playing table tennis

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

#112 Gemini 2.5 Flash

none
Invalid SVG
Cost
$0.164
Time
215.5s
Tokens
65,659 tok

#115 gpt-oss-120b

medium
Cost
$0.001
Time
26.7s
Tokens
555 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
Gemini 2.5 Flash 5.5 10.0 33.3% 0 736ms 8,122 483 0
gpt-oss-120b 5.9 7.0 55.6% 1 38.37s 7,782 3,365 11,973

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