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Grok 4.5 (medium) vs Grok 4.6 (medium)

The average score is effectively tied at 8.5 vs 8.4. Grok 4.6 (medium) has the lower benchmark cost at $1.713 vs $2.042. Grok 4.5 (medium) is faster at 68.59s vs 73.46s, with pass rates of 83.3% vs 81.8%.

Last updated at: 2026-09-24

Compared models

Rank
#60
Total Output Tokens
299,460
Response Time (avg)
68.59s
Total Cost
$2.042
Rank
#62
Total Output Tokens
249,808
Response Time (avg)
73.46s
Total Cost
$1.713
Recommended model Grok 4.6 (medium)

It has the strongest score in this comparison (8.4) and the best overall balance of cost and response time across all 2 models.

Detailed comparison

Metric Grok 4.5 Grok 4.5 medium Release: 2026-07-08 Grok 4.6 Grok 4.6 medium Release: 2026-08-12
Score 8.5 8.4
Rank #60 #62
Reliability 10.0 10.0
Consistency 8.9 8.6
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 83.3% 81.8%
Flaky tests 3 4
Total Runs 66 66
Cost per result 12.007 10.703
Total Cost $2.042 $1.713
Input Price $2.000 / 1M $2.000 / 1M
Output Price $6.000 / 1M $6.000 / 1M
Total Input Tokens 122,155 106,787
Output Tokens 5,514 4,811
Reasoning Tokens 293,946 244,997
Response Time (avg) 68.59s 73.46s
Response Time (max) 436.38s 514.35s
Response Time (total) 1508.91s 1616.12s
Parameters ~1.7T total (~170B active) ~1.7T total (~170B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#60 SpaceXAI: Grok 4.5

medium
Cost
$0.044
Time
59.4s
Tokens
7,512 tok

#62 SpaceXAI: Grok 4.6

medium
Cost
$0.028
Time
72.1s
Tokens
4,771 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
Grok 4.5 7.6 7.2 77.8% 1 155.69s 9,579 390 104,634
Grok 4.6 8.2 7.2 88.9% 1 120.05s 9,579 351 64,226

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