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Google: Gemini 3.5 Flash-Lite vs OpenAI: GPT-5.5

GPT-5.5 leads on average score with 6.9 vs 6.7. Gemini 3.5 Flash-Lite (low) has the lower benchmark cost at $0.145 vs $0.544. Gemini 3.5 Flash-Lite (low) is faster at 2.25s vs 2.36s, with pass rates of 66.7% vs 56.1%.

Recommended modelGemini 3.5 Flash-Lite (low)Its score stays close to the best score here (6.7 vs 6.9), while costing about 3.8x less than GPT-5.5.

Last updated at: 2026-07-21

Metric Gemini 3.5 Flash-Lite Gemini 3.5 Flash-Lite low Release: 2026-07-21 GPT-5.5 GPT-5.5 none Release: 2026-04-24
Score 6.7 6.9
Rank #95 #91
Reliability 10.0 10.0
Consistency 8.2 8.9
Tests Correct
Attempt pass rate 66.7% 56.1%
Flaky tests 5 3
Total Runs 66 66
Cost per result 1.201 4.945
Total Cost $0.145 $0.544
Input Price $0.300 / 1M $5.000 / 1M
Output Price $2.500 / 1M $30.000 / 1M
Total Input Tokens 144,622 79,285
Output Tokens 15,302 4,915
Reasoning Tokens 24,971 0
Response Time (avg) 2.25s 2.36s
Response Time (max) 13.50s 12.24s
Response Time (total) 49.58s 51.88s

Hamster playing table tennis

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

#95 Gemini 3.5 Flash-Lite

low
Cost
$0.008
Time
7.7s
Tokens
3,056 tok

#91 GPT-5.5

none
Cost
$0.090
Time
54.3s
Tokens
3,063 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 3.5 Flash-Lite 4.1 7.9 11.1% 1 672ms 8,136 463 0
GPT-5.5 5.5 10.0 33.3% 0 1.35s 7,305 462 0

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