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Google: Gemini 3 Flash Preview vs OpenAI: GPT-5 Nano

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Last updated at : 2026-02-27 15:16

Summary

Metric Google: Gemini 3 Flash Preview low Release: Unknown release date OpenAI: GPT-5 Nano medium Release: Unknown release date
Rank #6 #23
Score 8.36 5.86
Consistency 9.40 6.60
Cost per result 0.602 0.519
Total Cost $0.067 $0.037
Tests Correct
Wrong Tests 3 7
Attempt pass rate 81.0% 69.1%
Flaky tests 1 6
Output Tokens 1,170 3,700
Reasoning Tokens 18,372 85,184

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3 Flash Preview 10.00 10.00 100.0% 0 275 2,476
OpenAI: GPT-5 Nano 7.00 9.99 66.7% 0 1,107 19,968
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3 Flash Preview 10.00 10.00 100.0% 0 305 3,004
OpenAI: GPT-5 Nano 5.50 5.81 83.3% 1 426 8,576
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3 Flash Preview 4.00 7.21 44.4% 1 12 6,410
OpenAI: GPT-5 Nano 4.00 4.41 55.6% 2 195 33,600
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3 Flash Preview 7.50 9.99 50.0% 0 71 2,752
OpenAI: GPT-5 Nano 7.00 6.41 83.3% 1 360 4,032
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3 Flash Preview 10.00 10.00 100.0% 0 273 3,315
OpenAI: GPT-5 Nano 4.67 4.90 55.6% 2 1,054 12,032
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3 Flash Preview 10.00 10.00 100.0% 0 234 415
OpenAI: GPT-5 Nano 10.00 10.00 100.0% 0 558 6,976

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