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

Last updated at: 2026-05-22

Metric Seed-2.0-Lite Seed-2.0-Lite none Release: 2026-02-14 GPT-5.5 GPT-5.5 none Release: 2026-04-24
Score 5.9 6.5
Rank #99 #86
Reliability 10.0 10.0
Consistency 7.9 8.7
Tests Correct
Attempt pass rate 50.0% 56.7%
Flaky tests 5 3
Total Runs 60 60
Cost per result 0.216 2.165
Total Cost $0.018 $0.217
Input Price $0.250 / 1M $5.000 / 1M
Output Price $2.000 / 1M $30.000 / 1M
Output Tokens 3,164 1,949
Reasoning Tokens 0 0
Response Time (avg) 2.44s 1.94s
Response Time (max) 6.70s 5.56s
Response Time (total) 48.71s 38.86s

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) Output Tokens Reasoning Tokens
Seed-2.0-Lite 3.0 5.9 16.7% 2 2.43s 709 0
GPT-5.5 6.9 7.9 66.7% 1 1.31s 213 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 6.8 9.9 50.0% 0 2.95s 404 0
GPT-5.5 6.8 10.0 50.0% 0 1.52s 447 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 3.0 10.0 0.0% 0 6.59s 498 0
GPT-5.5 3.0 10.0 0.0% 0 5.56s 300 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 10.0 10.0 100.0% 0 1.82s 246 0
GPT-5.5 10.0 10.0 100.0% 0 1.18s 222 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 3.6 7.2 22.2% 1 1.33s 17 0
GPT-5.5 2.9 7.2 11.1% 1 1.31s 52 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 10.0 10.0 100.0% 0 3.45s 294 0
GPT-5.5 10.0 10.0 100.0% 0 3.41s 124 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 10.0 10.0 100.0% 0 1.06s 73 0
GPT-5.5 6.2 5.8 66.7% 1 1.15s 81 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 5.2 4.4 55.6% 2 2.46s 620 0
GPT-5.5 7.7 10.0 66.7% 0 1.36s 245 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 10.0 10.0 100.0% 0 3.94s 292 0
GPT-5.5 10.0 10.0 100.0% 0 3.90s 247 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 3.0 10.0 0.0% 0 1.96s 11 0
GPT-5.5 3.0 10.0 0.0% 0 5.01s 18 0

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