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GPT-5.6 Sol vs Solar Pro 4 (low)

The average score is effectively tied at 6.7 vs 6.7. Solar Pro 4 (low) has the lower benchmark cost at $0.174 vs $0.472. GPT-5.6 Sol is faster at 4.61s vs 145.21s, with pass rates of 60.9% vs 60.9%.

Last updated at: 2026-10-01

Compared models

Rank
#183
Total Output Tokens
5,555
Response Time (avg)
4.61s
Total Cost
$0.472
Rank
#178
Total Output Tokens
385,862
Response Time (avg)
145.21s
Total Cost
$0.174
Recommended model GPT-5.6 Sol

It has the best score here (6.7), while responding about 31.5x faster than Solar Pro 4 (low).

Detailed comparison

Metric GPT-5.6 Sol GPT-5.6 Sol none Release: 2026-07-09 Solar Pro 4 Solar Pro 4 low Release: 2026-08-11
Score 6.7 6.7
Rank #183 #178
Reliability 10.0 10.0
Consistency 9.1 7.7
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 60.9% 60.9%
Flaky tests 3 7
Total Runs 69 69
Cost per result 6.619 0.791
Total Cost $0.472 $0.174
Input Price $2.000 / 1M $0.090 / 1M
Output Price $10.000 / 1M $0.360 / 1M
Total Input Tokens 207,852 384,974
Output Tokens 5,555 13,946
Reasoning Tokens 0 371,916
Response Time (avg) 4.61s 145.21s
Response Time (max) 58.28s 640.89s
Response Time (total) 105.93s 3339.87s
Parameters ~2T total (~150B active) ~100B
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#183 GPT-5.6 Sol

none
Cost
$0.116
Time
78.7s
Tokens
3,944 tok

#178 Solar Pro 4

low
No showcase result has been generated for this model yet.
Cost
N/A
Time
-
Tokens
0 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 5.5 10.0 33.3% 0 1.39s 7,302 390 0
Solar Pro 4 5.5 7.4 44.4% 1 259.63s 6,033 515 76,894

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