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DeepSeek: DeepSeek V4 Flash vs OpenAI: GPT-5.2 Chat

Last updated at: 2026-04-24

Metric DeepSeek V4 Flash DeepSeek V4 Flash high Release: 2026-04-24 GPT-5.2 Chat GPT-5.2 Chat none Release: 2025-12-11
Score 7.8 7.9
Rank #35 #32
Consistency 7.8 8.7
Tests Correct
Attempt pass rate 79.6% 75.9%
Flaky tests 5 3
Total Runs 52 54
Cost per result 0.189 2.424
Total Cost $0.021 $0.291
Input Price $0.140 / 1M $1.750 / 1M
Output Price $0.280 / 1M $14.000 / 1M
Output Tokens 1,757 17,346
Reasoning Tokens 55,907 0
Response Time (avg) 47.47s 6.84s
Response Time (max) 255.28s 38.52s
Response Time (total) 854.45s 123.17s

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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) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 8.3 10.0 75.0% 0 28.51s 140 7,770
GPT-5.2 Chat 8.7 7.9 91.7% 1 3.40s 1,807 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 62.48s 369 9,361
GPT-5.2 Chat 10.0 10.0 100.0% 0 8.97s 1,345 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 76.57s 465 7,347
GPT-5.2 Chat 10.0 10.0 100.0% 0 9.12s 1,243 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 28.03s 201 1,179
GPT-5.2 Chat 10.0 10.0 100.0% 0 3.05s 980 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 4.1 4.4 44.5% 2 112.69s 19 24,857
GPT-5.2 Chat 5.3 10.0 33.3% 0 17.78s 7,810 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 6.1 3.1 66.7% 1 25.15s 79 632
GPT-5.2 Chat 4.4 3.0 33.3% 1 3.20s 335 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 15.36s 63 1,622
GPT-5.2 Chat 7.5 6.1 83.3% 1 5.46s 1,528 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 6.4 4.5 77.8% 2 25.53s 193 2,597
GPT-5.2 Chat 7.7 10.0 66.7% 0 4.42s 1,743 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 74.73s 228 542
GPT-5.2 Chat 10.0 10.0 100.0% 0 4.68s 555 0

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