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GPT-5.5 vs Space Bunny Alpha (high)

The average score is effectively tied at 7.0 vs 7.0. Space Bunny Alpha (high) has the lower benchmark cost at $0.000 vs $0.544. GPT-5.5 is faster at 2.35s vs 27.38s, with pass rates of 59.1% vs 62.1%.

Last updated at: 2026-09-24

Compared models

Rank
#163
Total Output Tokens
4,915
Response Time (avg)
2.35s
Total Cost
$0.544
Rank
#161
Total Output Tokens
170,155
Response Time (avg)
27.38s
Total Cost
$0.000
Recommended model GPT-5.5

It has the best score here (7.0), while responding about 11.6x faster than Space Bunny Alpha (high).

Detailed comparison

Metric GPT-5.5 GPT-5.5 none Release: 2026-04-24 Space Bunny Alpha Space Bunny Alpha high Release: 2026-09-24
Score 7.0 7.0
Rank #163 #161
Reliability 10.0 10.0
Consistency 9.2 8.5
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 59.1% 62.1%
Flaky tests 2 4
Total Runs 66 66
Cost per result 4.533 0.000
Total Cost $0.544 $0.000
Input Price $5.000 / 1M $0.000 / 1M
Output Price $30.000 / 1M $0.000 / 1M
Total Input Tokens 79,294 137,409
Output Tokens 4,915 170,155
Reasoning Tokens 0 0
Response Time (avg) 2.35s 27.38s
Response Time (max) 12.24s 234.56s
Response Time (total) 51.78s 602.37s
Parameters ~1.5T total (~100B active) -
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#163 GPT-5.5

none
Cost
$0.090
Time
54.3s
Tokens
3,063 tok

#161 Space Bunny Alpha

high
Cost
$0.000
Time
76.4s
Tokens
8,935 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-5.5 5.5 10.0 33.3% 0 1.35s 7,305 462 0
Space Bunny Alpha 6.2 7.1 55.6% 1 8.29s 8,493 8,006 0

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