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ByteDance Seed: Seed-2.0-Lite vs OpenAI: GPT-5.5

GPT-5.5 (low) leads on average score with 9.3 vs 7.9. Seed-2.0-Lite (medium) has the lower benchmark cost at $0.234 vs $1.253. GPT-5.5 (low) is faster at 10.13s vs 48.53s, with pass rates of 74.2% vs 86.4%.

Recommended modelGPT-5.5 (low)It has the best score here (9.3), while responding about 4.8x faster than Seed-2.0-Lite (medium).

Last updated at: 2026-07-25

Metric Seed-2.0-Lite Seed-2.0-Lite medium Release: 2026-02-14 GPT-5.5 GPT-5.5 low Release: 2026-04-24
Score 7.9 9.3
Rank #42 #9
Reliability 10.0 10.0
Consistency 8.6 10.0
Tests Correct
Attempt pass rate 74.2% 86.4%
Flaky tests 4 0
Total Runs 66 66
Cost per result 1.669 6.594
Total Cost $0.234 $1.253
Input Price $0.250 / 1M $5.000 / 1M
Output Price $2.000 / 1M $30.000 / 1M
Total Input Tokens 129,897 80,058
Output Tokens 12,533 5,378
Reasoning Tokens 88,047 23,040
Response Time (avg) 48.53s 10.13s
Response Time (max) 254.92s 56.19s
Response Time (total) 1067.74s 222.82s

Hamster playing table tennis

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

#42 Seed-2.0-Lite

medium
Cost
$0.005
Time
86.7s
Tokens
2,354 tok

#9 GPT-5.5

low
Cost
$0.068
Time
37.0s
Tokens
2,339 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
Seed-2.0-Lite 8.0 9.8 66.7% 0 156.74s 8,247 458 31,890
GPT-5.5 10.0 10.0 100.0% 0 15.04s 7,302 423 6,402

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