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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 6.5. Gemini 3.5 Flash-Lite (medium) has the lower benchmark cost at $0.369 vs $0.544. GPT-5.5 is faster at 2.36s vs 6.01s, with pass rates of 69.7% vs 56.1%.

Recommended modelGPT-5.5It has the best score here (6.9), while responding about 2.6x faster than Gemini 3.5 Flash-Lite (medium).

Last updated at: 2026-07-21

Metric Gemini 3.5 Flash-Lite Gemini 3.5 Flash-Lite medium Release: 2026-07-21 GPT-5.5 GPT-5.5 none Release: 2026-04-24
Score 6.5 6.9
Rank #104 #91
Reliability 10.0 10.0
Consistency 7.4 8.9
Tests Correct
Attempt pass rate 69.7% 56.1%
Flaky tests 7 3
Total Runs 66 66
Cost per result 3.074 4.945
Total Cost $0.369 $0.544
Input Price $0.300 / 1M $5.000 / 1M
Output Price $2.500 / 1M $30.000 / 1M
Total Input Tokens 118,818 79,285
Output Tokens 11,677 4,915
Reasoning Tokens 121,611 0
Response Time (avg) 6.01s 2.36s
Response Time (max) 49.03s 12.24s
Response Time (total) 132.30s 51.88s

Hamster playing table tennis

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

#104 Gemini 3.5 Flash-Lite

medium
Cost
$0.015
Time
16.4s
Tokens
5,971 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 5.5 7.4 44.4% 1 8.37s 8,136 452 25,999
GPT-5.5 5.5 10.0 33.3% 0 1.35s 7,305 462 0

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