Navigate
AD
Track all your projects in one dashboard. Get 📊stats, 🔥heatmaps and 👀recordings in one self-hosted dashboard.
uxwizz.com

Claude Sonnet 5.5 (max) vs GPT-5.5 (medium)

The average score is effectively tied at 9.0 vs 9.0. GPT-5.5 (medium) has the lower benchmark cost at $4.163 vs $7.545. GPT-5.5 (medium) is faster at 38.97s vs 83.04s, with pass rates of 81.8% vs 87.9%.

Last updated at: 2026-09-29

Compared models

Rank
#39
Total Output Tokens
727,349
Response Time (avg)
83.04s
Total Cost
$7.545
Rank
#38
Total Output Tokens
125,316
Response Time (avg)
38.97s
Total Cost
$4.163
Recommended model GPT-5.5 (medium)

It has the best score here (9.0), while costing about 1.8x less than Claude Sonnet 5.5 (max).

Detailed comparison

Metric Claude Sonnet 5.5 Claude Sonnet 5.5 max Release: 2026-09-29 GPT-5.5 GPT-5.5 medium Release: 2026-04-24
Score 9.0 9.0
Rank #39 #38
Reliability 10.0 10.0
Consistency 9.4 8.9
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 81.8% 87.9%
Flaky tests 2 3
Total Runs 66 66
Cost per result 44.380 23.127
Total Cost $7.545 $4.163
Input Price $2.000 / 1M $5.000 / 1M
Output Price $10.000 / 1M $30.000 / 1M
Total Input Tokens 135,496 80,668
Output Tokens 8,153 5,617
Reasoning Tokens 719,196 119,699
Response Time (avg) 83.04s 38.97s
Response Time (max) 488.39s 332.10s
Response Time (total) 1826.84s 857.43s
Parameters ~1T total (~100B active) ~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.

#39 Claude Sonnet 5.5

max
OpenRouter returned no showcase content (finish_reason: length).
Cost
$0.000
Time
571.7s
Tokens
0 tok

#38 GPT-5.5

medium
Cost
$0.112
Time
71.9s
Tokens
3,807 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
Claude Sonnet 5.5 10.0 10.0 100.0% 0 55.26s 10,608 580 70,730
GPT-5.5 8.8 7.8 88.9% 1 59.77s 7,305 362 24,959

Quick Compare

Switch Comparison Pair