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GPT-5.6 Sol (medium) vs Grok 4.6 (high)

The average score is effectively tied at 9.4 vs 9.3. GPT-5.6 Sol (medium) has the lower benchmark cost at $0.508 vs $1.908. GPT-5.6 Sol (medium) is faster at 12.63s vs 84.15s, with pass rates of 90.9% vs 86.4%.

Last updated at: 2026-09-24

Compared models

Rank
#15
Total Output Tokens
34,977
Response Time (avg)
12.63s
Total Cost
$0.508
Rank
#19
Total Output Tokens
282,217
Response Time (avg)
84.15s
Total Cost
$1.908
Recommended model GPT-5.6 Sol (medium)

It has the best score here (9.4), while costing about 3.8x less than Grok 4.6 (high).

Detailed comparison

Metric GPT-5.6 Sol GPT-5.6 Sol medium Release: 2026-07-09 Grok 4.6 Grok 4.6 high Release: 2026-08-12
Score 9.4 9.3
Rank #15 #19
Reliability 10.0 10.0
Consistency 8.9 10.0
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 90.9% 86.4%
Flaky tests 3 0
Total Runs 66 66
Cost per result 8.025 10.042
Total Cost $0.508 $1.908
Input Price $2.000 / 1M $2.000 / 1M
Output Price $10.000 / 1M $6.000 / 1M
Total Input Tokens 79,006 107,275
Output Tokens 4,696 5,094
Reasoning Tokens 30,281 277,123
Response Time (avg) 12.63s 84.15s
Response Time (max) 79.40s 618.49s
Response Time (total) 277.88s 1851.26s
Parameters ~2T total (~150B 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.

#15 GPT-5.6 Sol

medium
Cost
$0.124
Time
57.2s
Tokens
4,199 tok

#19 SpaceXAI: Grok 4.6

high
Cost
$0.107
Time
265.1s
Tokens
18,001 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
GPT-5.6 Sol 10.0 10.0 100.0% 0 9.40s 7,302 394 4,706
Grok 4.6 10.0 10.0 100.0% 0 102.20s 9,579 379 51,829

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