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OpenAI: GPT-5.2 Chat vs HY3 Preview

Last updated at: 2026-04-23

Metric GPT-5.2 Chat GPT-5.2 Chat none Release: 2025-12-11 HY3 Preview HY3 Preview low Release: 2026-04-22 Free Available
Score 7.9 8.1
Rank #32 #22
Consistency 8.7 9.5
Tests Correct
Attempt pass rate 75.9% 75.9%
Flaky tests 3 1
Total Runs 54 50
Cost per result 2.424 0.000
Total Cost $0.291 $0.000
Input Price $1.750 / 1M $0.000 / 1M
Output Price $14.000 / 1M $0.000 / 1M
Output Tokens 17,346 65,778
Reasoning Tokens 0 0
Response Time (avg) 6.84s 23.98s
Response Time (max) 38.52s 78.74s
Response Time (total) 123.17s 407.72s

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Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 8.7 7.9 91.7% 1 3.40s 1,807 0
HY3 Preview 10.0 10.0 100.0% 0 16.61s 7,905 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 10.0 10.0 100.0% 0 8.97s 1,345 0
HY3 Preview 10.0 10.0 100.0% 0 27.94s 7,907 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 10.0 10.0 100.0% 0 9.12s 1,243 0
HY3 Preview 10.0 10.0 100.0% 0 78.74s 12,975 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 10.0 10.0 100.0% 0 3.05s 980 0
HY3 Preview 6.5 10.0 50.0% 0 5.85s 1,022 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 5.3 10.0 33.3% 0 17.78s 7,810 0
HY3 Preview 5.9 7.2 55.6% 1 40.44s 23,121 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 4.4 3.0 33.3% 1 3.20s 335 0
HY3 Preview 10.0 10.0 100.0% 0 16.44s 2,185 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 7.5 6.1 83.3% 1 5.46s 1,528 0
HY3 Preview 10.0 10.0 100.0% 0 15.98s 2,475 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 7.7 10.0 66.7% 0 4.42s 1,743 0
HY3 Preview 5.3 10.0 33.3% 0 13.73s 6,985 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.2 Chat 10.0 10.0 100.0% 0 4.68s 555 0
HY3 Preview 10.0 10.0 100.0% 0 17.84s 1,203 0

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