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

GPT-5.5 (low) leads on average score with 9.3 vs 6.5. Gemini 3.5 Flash-Lite (medium) has the lower benchmark cost at $0.369 vs $1.253. Gemini 3.5 Flash-Lite (medium) is faster at 6.01s vs 10.13s, with pass rates of 69.7% vs 86.4%.

Recommended modelGPT-5.5 (low)It has the strongest score in this comparison (9.3) and the best overall balance of cost and response time across all 2 models.

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 low Release: 2026-04-24
Score 6.5 9.3
Rank #104 #9
Reliability 10.0 10.0
Consistency 7.4 10.0
Tests Correct
Attempt pass rate 69.7% 86.4%
Flaky tests 7 0
Total Runs 66 66
Cost per result 3.074 6.594
Total Cost $0.369 $1.253
Input Price $0.300 / 1M $5.000 / 1M
Output Price $2.500 / 1M $30.000 / 1M
Total Input Tokens 118,818 80,058
Output Tokens 11,677 5,378
Reasoning Tokens 121,611 23,040
Response Time (avg) 6.01s 10.13s
Response Time (max) 49.03s 56.19s
Response Time (total) 132.30s 222.82s

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

#9 GPT-5.5

low
Cost
$0.068
Time
37.0s
Tokens
2,339 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 10.0 10.0 100.0% 0 15.04s 7,302 423 6,402

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