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OpenAI: GPT-5.5 vs Owl Alpha

Summary

GPT-5.5 vs Owl Alpha benchmark comparison: GPT-5.5 leads on average score with 9.3 vs 5.8. Owl Alpha has the lower benchmark cost at $0.000 vs $0.907. GPT-5.5 is faster at 9.76s vs 11.95s, with pass rates of 85.7% vs 39.7%.

Recommended model: GPT-5.5 - It has the strongest score in this comparison (9.3) and the best overall balance of cost and response time across all 2 models.

Last updated at: 2026-06-12

Metric GPT-5.5 GPT-5.5 low Release: 2026-04-24 Owl Alpha Owl Alpha medium Release: 2026-04-30
Score 9.3 5.8
Rank #5 #112
Reliability 10.0 10.0
Consistency 10.0 9.6
Tests Correct
Attempt pass rate 85.7% 39.7%
Flaky tests 0 1
Total Runs 63 63
Cost per result 5.035 0.000
Total Cost $0.907 $0.000
Input Price $5.000 / 1M $0.000 / 1M
Output Price $30.000 / 1M $0.000 / 1M
Total Input Tokens 34,209 43,478
Output Tokens 2,046 2,974
Reasoning Tokens 22,460 0
Response Time (avg) 9.76s 11.95s
Response Time (max) 56.19s 58.63s
Response Time (total) 204.92s 250.88s

Generation showcase

Hamster playing table tennis

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

#5 GPT-5.5

low
Cost
$0.068
Time
37.0s
Tokens
2,339 tok

#112 Owl Alpha

medium
Provider returned error
Cost
$0.000
Time
0.2s
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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 4.41s 606 238 1,020
Owl Alpha 4.8 10.0 25.0% 0 3.97s 1,596 87 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 15.04s 7,302 423 6,402
Owl Alpha 5.4 10.0 33.3% 0 18.74s 6,749 1,763 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 9.56s 11,019 303 717
Owl Alpha 3.0 10.0 0.0% 0 10.01s 14,259 315 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 3.28s 7,140 228 157
Owl Alpha 10.0 10.0 100.0% 0 21.64s 8,157 246 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 5.3 10.0 33.3% 0 28.05s 723 69 11,609
Owl Alpha 5.3 10.0 33.3% 0 8.58s 1,458 28 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 5.17s 477 133 245
Owl Alpha 4.3 10.0 0.0% 0 58.63s 732 98 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 9.9 10.0 100.0% 0 3.74s 660 93 415
Owl Alpha 6.5 10.0 50.0% 0 10.15s 1,161 57 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 4.74s 642 279 954
Owl Alpha 5.3 7.2 44.4% 1 3.40s 1,392 135 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 4.96s 5,445 250 101
Owl Alpha 10.0 10.0 100.0% 0 8.26s 7,524 228 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.5 3.0 10.0 0.0% 0 10.06s 195 30 840
Owl Alpha 3.0 10.0 0.0% 0 2.38s 450 17 0

Quick Compare

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