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DeepSeek: DeepSeek V4 Pro vs OpenAI: gpt-oss-120b

Last updated at: 2026-04-24

Metric DeepSeek V4 Pro DeepSeek V4 Pro none Release: 2026-04-24 gpt-oss-120b gpt-oss-120b medium Release: 2025-08-05 Free Available
Score 6.7 5.8
Rank #59 #76
Consistency 9.5 7.2
Tests Correct
Attempt pass rate 51.9% 51.9%
Flaky tests 1 6
Total Runs 26 54
Cost per result 0.317 0.144
Total Cost $0.029 $0.011
Input Price $1.740 / 1M $0.000 / 1M
Output Price $3.480 / 1M $0.000 / 1M
Output Tokens 1,596 13,493
Reasoning Tokens 0 36,879
Response Time (avg) 24.23s 16.08s
Response Time (max) 109.46s 50.92s
Response Time (total) 436.17s 176.88s

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) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 4.8 10.0 25.0% 0 36.12s 221 0
gpt-oss-120b 6.7 9.9 50.0% 0 10.21s 3,518 2,177
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 33.40s 246 0
gpt-oss-120b 4.3 1.1 66.7% 1 26.33s 228 2,549
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 9.5 10.0 100.0% 0 34.55s 826 0
gpt-oss-120b 10.0 10.0 100.0% 0 31.18s 694 5,072
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 54.04s 65 0
gpt-oss-120b 6.4 5.9 66.7% 1 1.98s 241 1,114
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 5.3 10.0 33.3% 0 3.74s 6 0
gpt-oss-120b 2.9 4.4 22.2% 2 50.92s 6,784 20,606
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 4.5 10.0 0.0% 0 6.06s 45 0
gpt-oss-120b 4.3 10.0 0.0% 0 7.90s 107 387
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 6.5 10.0 50.0% 0 3.57s 22 0
gpt-oss-120b 9.9 10.0 100.0% 0 7.63s 126 1,799
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 6.0 7.1 44.4% 1 28.25s 92 0
gpt-oss-120b 3.2 4.7 22.2% 2 11.80s 1,508 2,092
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 6.47s 73 0
gpt-oss-120b 9.8 10.0 100.0% 0 6.91s 287 1,083

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