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Google: Gemini 3.5 Flash vs OpenAI: GPT-5.2 Chat

Gemini 3.5 Flash (high) leads on average score with 9.5 vs 8.0. GPT-5.2 Chat has the lower benchmark cost at $0.604 vs $1.976. GPT-5.2 Chat is faster at 7.65s vs 15.07s, with pass rates of 93.9% vs 74.2%.

Recommended modelGemini 3.5 Flash (high)It has the strongest score in this comparison (9.5) and the best overall balance of cost and response time across all 2 models.

Last updated at: 2026-07-17

Metric Gemini 3.5 Flash Gemini 3.5 Flash high Release: 2026-05-19 GPT-5.2 Chat GPT-5.2 Chat none Release: 2025-12-11
Score 9.5 8.0
Rank #2 #29
Reliability 10.0 10.0
Consistency 9.3 8.6
Tests Correct
Attempt pass rate 93.9% 74.2%
Flaky tests 2 4
Total Runs 66 66
Cost per result 9.879 4.308
Total Cost $1.976 $0.604
Input Price $1.500 / 1M $1.750 / 1M
Output Price $9.000 / 1M $14.000 / 1M
Total Input Tokens 107,137 101,248
Output Tokens 8,777 30,424
Reasoning Tokens 192,900 0
Response Time (avg) 15.07s 7.65s
Response Time (max) 145.92s 38.52s
Response Time (total) 331.48s 168.39s

Hamster playing table tennis

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

#2 Gemini 3.5 Flash

high
Cost
$0.208
Time
118.2s
Tokens
23,158 tok

#29 GPT-5.2 Chat

none
Cost
$0.010
Time
15.3s
Tokens
797 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 10.0 10.0 100.0% 0 22.96s 8,118 456 47,129
GPT-5.2 Chat 8.8 7.8 88.9% 1 9.82s 7,305 6,731 0

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