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Qwen: Qwen3 Coder Next vs xAI: Grok 4.20 Beta

Last updated at: 2026-03-12

Metric Qwen3 Coder Next Qwen3 Coder Next medium Release: 2026-02-03 Grok 4.20 Beta Grok 4.20 Beta none Release: 2026-03-12
Rank #58 #52
Avg Score 3.5 4.4
Consistency 9.1 9.1
Cost per result 0.230 2.214
Total Cost $0.007 $0.089
Tests Correct
Attempt pass rate 27.1% 33.3%
Flaky tests 2 2
Total Runs 48 48
Output Tokens 2,935 1,511
Reasoning Tokens 0 0
Response Time (avg) 12.53s 1.22s
Response Time (max) 81.80s 6.48s
Response Time (total) 125.32s 19.53s

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Response Time (avg)

Avg Score vs Response Time (avg)

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Avg 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
Qwen3 Coder Next 1.3 7.5 22.2% 1 15.28s 1,246 0
Grok 4.20 Beta 3.3 7.9 22.2% 1 562ms 245 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Qwen3 Coder Next 10.0 10.0 0.0% 0 4.28s 317 0
Grok 4.20 Beta 10.0 10.0 0.0% 0 6.48s 282 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Qwen3 Coder Next 5.4 10.0 50.0% 0 81.80s 246 0
Grok 4.20 Beta 9.9 10.0 100.0% 0 601ms 197 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Qwen3 Coder Next 4.0 10.0 33.3% 0 638ms 25 0
Grok 4.20 Beta 10.0 10.0 0.0% 0 611ms 160 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Qwen3 Coder Next 6.0 3.4 66.7% 1 1.39s 142 0
Grok 4.20 Beta 5.0 10.0 0.0% 0 541ms 87 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Qwen3 Coder Next 4.5 10.0 0.0% 0 7.34s 63 0
Grok 4.20 Beta 4.5 10.0 0.0% 0 687ms 60 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Qwen3 Coder Next 10.0 10.0 0.0% 0 2.30s 641 0
Grok 4.20 Beta 4.0 7.2 55.6% 1 541ms 291 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Qwen3 Coder Next 10.0 10.0 100.0% 0 2.64s 255 0
Grok 4.20 Beta 10.0 10.0 100.0% 0 4.79s 189 0

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