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Google: Gemini 3.1 Pro Preview vs xAI: Grok 4.1 Fast

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Last updated at : 2026-02-27 15:16

Summary

Metric Google: Gemini 3.1 Pro Preview medium Release: Unknown release date xAI: Grok 4.1 Fast medium Release: Unknown release date
Rank #2 #16
Score 9.36 6.29
Consistency 10.00 8.20
Cost per result 2.443 0.532
Total Cost $0.318 $0.043
Tests Correct
Wrong Tests 1 6
Attempt pass rate 92.9% 66.7%
Flaky tests 0 3
Output Tokens 1,000 793
Reasoning Tokens 22,936 74,056

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3.1 Pro Preview 10.00 10.00 100.0% 0 106 2,533
xAI: Grok 4.1 Fast 10.00 10.00 100.0% 0 102 4,021
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3.1 Pro Preview 10.00 10.00 100.0% 0 292 3,164
xAI: Grok 4.1 Fast 10.00 10.00 100.0% 0 180 5,472
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3.1 Pro Preview 7.00 10.00 66.7% 0 18 10,688
xAI: Grok 4.1 Fast 4.00 7.21 55.6% 1 12 40,547
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3.1 Pro Preview 10.00 10.00 100.0% 0 72 2,436
xAI: Grok 4.1 Fast 5.50 10.00 50.0% 0 48 3,151
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3.1 Pro Preview 10.00 10.00 100.0% 0 238 3,133
xAI: Grok 4.1 Fast 4.67 7.20 44.4% 1 191 9,380
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Google: Gemini 3.1 Pro Preview 10.00 10.00 100.0% 0 274 982
xAI: Grok 4.1 Fast 1.00 1.62 33.3% 1 260 11,485

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