Navigate
AI BENCHY
AD
Track all your projects in one dashboard. Get 📊stats, 🔥heatmaps and 👀recordings in one self-hosted dashboard.
uxwizz.com

Google: Gemini 3.6 Flash vs OpenAI: GPT-5.3-Codex

Gemini 3.6 Flash (high) leads on average score with 9.7 vs 8.9. GPT-5.3-Codex (medium) has the lower benchmark cost at $0.920 vs $1.785. Gemini 3.6 Flash (high) is faster at 14.88s vs 16.96s, with pass rates of 98.5% vs 83.3%.

Recommended modelGemini 3.6 Flash (high)It has the strongest score in this comparison (9.7) and the best overall balance of cost and response time across all 2 models.

Last updated at: 2026-07-21

Metric Gemini 3.6 Flash Gemini 3.6 Flash high Release: 2026-07-21 GPT-5.3-Codex GPT-5.3-Codex medium Release: 2026-02-05
Score 9.7 8.9
Rank #2 #16
Reliability 10.0 10.0
Consistency 9.6 8.6
Tests Correct
Attempt pass rate 98.5% 83.3%
Flaky tests 1 4
Total Runs 66 66
Cost per result 8.497 5.748
Total Cost $1.785 $0.920
Input Price $1.500 / 1M $1.750 / 1M
Output Price $7.500 / 1M $14.000 / 1M
Total Input Tokens 87,819 81,268
Output Tokens 5,750 6,251
Reasoning Tokens 214,596 49,274
Response Time (avg) 14.88s 16.96s
Response Time (max) 88.00s 100.93s
Response Time (total) 327.37s 373.19s

Hamster playing table tennis

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

#2 Gemini 3.6 Flash

high
Cost
$0.069
Time
44.0s
Tokens
9,251 tok

#16 GPT-5.3-Codex

medium
Cost
$0.049
Time
54.9s
Tokens
3,580 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 3.6 Flash 10.0 10.0 100.0% 0 26.73s 8,136 448 60,606
GPT-5.3-Codex 10.0 10.0 100.0% 0 19.50s 7,302 535 10,890

Quick Compare

Switch Comparison Pair