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Solar Pro 4 (high) vs Grok 4.20 (medium)

Solar Pro 4 (high) leads on average score with 7.2 vs 7.1. Solar Pro 4 (high) has the lower benchmark cost at $0.045 vs $0.777. Grok 4.20 (medium) is faster at 29.47s vs 100.28s, with pass rates of 63.6% vs 63.6%.

Last updated at: 2026-08-11

Rank
#94
Total Output Tokens
353,055
Response Time (avg)
100.28s
Total Cost
$0.045
Rank
#101
Total Output Tokens
259,340
Response Time (avg)
29.47s
Total Cost
$0.777
Recommended model Solar Pro 4 (high)

It has the best score here (7.2), while costing about 17.4x less than Grok 4.20 (medium).

Detailed comparison

Metric Solar Pro 4 Solar Pro 4 high Release: 2026-08-11 Grok 4.20 Grok 4.20 medium Release: 2026-03-31
Score 7.2 7.1
Rank #94 #101
Reliability 9.9 10.0
Consistency 8.7 8.5
Benchmark coverage 22/22 tests · 66/66 attempts 22/22 tests · 66/66 attempts
Tests Correct
Attempt pass rate 63.6% 63.6%
Flaky tests 4 4
Total Runs 66 66
Cost per result 0.373 9.709
Total Cost $0.045 $0.777
Input Price $0.030 / 1M $1.250 / 1M
Output Price $0.120 / 1M $2.500 / 1M
Total Input Tokens 79,731 102,791
Output Tokens 23,358 5,363
Reasoning Tokens 329,697 253,977
Response Time (avg) 100.28s 29.47s
Response Time (max) 404.04s 199.66s
Response Time (total) 2206.10s 648.35s

Model generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#94 Solar Pro 4

high
No showcase result has been generated for this model yet.
Cost
$0.000
Time
-
Tokens
0 tok

#101 xAI: Grok 4.20

medium
Cost
$0.041
Time
110.3s
Tokens
16,336 tok

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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Solar Pro 4 5.7 9.9 33.3% 0 244.73s 7,887 18,577 101,928
Grok 4.20 6.3 6.6 55.6% 1 109.93s 8,307 268 103,150

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