Navigate
AI BENCHY
Your ad here

AI BENCHY Compare

Inception: Mercury 2 vs xAI: Grok 4.20 Beta

Last updated at: 2026-03-12

Metric Mercury 2 Mercury 2 medium Release: 2026-02-24 Grok 4.20 Beta Grok 4.20 Beta none Release: 2026-03-12
Rank #40 #52
Avg Score 5.3 4.4
Consistency 8.4 9.1
Cost per result 0.631 2.214
Total Cost $0.045 $0.089
Tests Correct
Attempt pass rate 54.2% 33.3%
Flaky tests 3 2
Total Runs 48 48
Output Tokens 3,708 1,511
Reasoning Tokens 45,921 0
Response Time (avg) 2.36s 1.22s
Response Time (max) 14.63s 6.48s
Response Time (total) 35.39s 19.53s

Top Models by Score

Score vs Total Cost

Response Time (avg)

Avg Score vs Response Time (avg)

Total Output Tokens

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
Mercury 2 7.3 9.8 66.7% 0 1.30s 2,531 2,410
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
Mercury 2 10.0 10.0 100.0% 0 3.28s 268 4,887
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
Mercury 2 5.5 5.9 83.3% 1 1.11s 183 1,656
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
Mercury 2 10.0 7.2 11.1% 1 6.48s 41 30,754
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
Mercury 2 4.0 10.0 0.0% 0 821ms 137 542
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
Mercury 2 10.0 10.0 100.0% 0 1.07s 14 958
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
Mercury 2 1.7 7.5 22.2% 1 934ms 354 2,758
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
Mercury 2 10.0 10.0 100.0% 0 1.89s 180 1,956
Grok 4.20 Beta 10.0 10.0 100.0% 0 4.79s 189 0

Quick Compare

Switch Comparison Pair