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Gemini 3 PRO Preview vs OpenAI: GPT-5.2 Chat

Last updated at: 2026-06-03

Metric Gemini 3 PRO Preview Gemini 3 PRO Preview medium Release: 2025-11-18 GPT-5.2 Chat GPT-5.2 Chat none Release: 2025-12-11
Score 7.9 7.9
Rank #31 #30
Reliability N/A 10.0
Consistency 10.0 8.9
Tests Correct
Attempt pass rate 70.0% 73.3%
Flaky tests 0 3
Total Runs 60 60
Cost per result 1.406 2.703
Total Cost $0.385 $0.352
Input Price $9.506 / 1M $1.750 / 1M
Output Price $9.506 / 1M $14.000 / 1M
Total Input Tokens 28,848 31,593
Output Tokens 1,490 21,144
Reasoning Tokens 10,102 0
Response Time (avg) 9.05s 6.82s
Response Time (max) 26.24s 38.52s
Response Time (total) 90.53s 136.34s

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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 10.0 10.0 100.0% 0 14.99s 500 149 1,485
GPT-5.2 Chat 8.7 7.9 91.7% 1 3.40s 606 1,807 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 3.0 10.0 0.0% 0 0ms 0 0 0
GPT-5.2 Chat 8.2 6.7 83.3% 1 8.05s 4,686 4,131 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 3.0 10.0 0.0% 0 10.37s 13,211 351 952
GPT-5.2 Chat 10.0 10.0 100.0% 0 9.12s 11,019 1,243 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 10.0 10.0 100.0% 0 10.84s 7,259 279 3,156
GPT-5.2 Chat 10.0 10.0 100.0% 0 3.05s 7,140 980 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 5.3 10.0 33.3% 0 7.01s 643 15 1,195
GPT-5.2 Chat 5.3 10.0 33.3% 0 17.78s 723 7,810 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 10.0 10.0 100.0% 0 9.34s 486 78 374
GPT-5.2 Chat 4.4 3.0 33.3% 1 3.20s 477 335 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 9.8 10.0 100.0% 0 3.26s 623 69 754
GPT-5.2 Chat 9.8 10.0 100.0% 0 5.51s 660 1,441 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 10.0 10.0 100.0% 0 3.88s 570 225 1,215
GPT-5.2 Chat 7.7 10.0 66.7% 0 4.10s 642 1,603 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 10.0 10.0 100.0% 0 11.96s 5,556 324 971
GPT-5.2 Chat 10.0 10.0 100.0% 0 4.68s 5,445 555 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 PRO Preview 3.0 10.0 0.0% 0 0ms 0 0 0
GPT-5.2 Chat 3.0 10.0 0.0% 0 6.89s 195 1,239 0

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