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ByteDance Seed: Seed-2.0-Lite vs OpenAI: GPT-5.3 Chat

Last updated at: 2026-04-26

Metric Seed-2.0-Lite Seed-2.0-Lite medium Release: 2026-02-14 GPT-5.3 Chat GPT-5.3 Chat none Release: 2026-03-03
Score 8.6 7.7
Rank #8 #44
Reliability N/A N/A
Consistency 8.8 8.6
Tests Correct
Attempt pass rate 83.3% 68.5%
Flaky tests 3 3
Total Runs 54 54
Cost per result 0.926 3.082
Total Cost $0.121 $0.340
Input Price $0.250 / 1M $1.750 / 1M
Output Price $2.000 / 1M $14.000 / 1M
Output Tokens 3,257 20,784
Reasoning Tokens 52,042 0
Response Time (avg) 30.37s 5.88s
Response Time (max) 168.71s 18.33s
Response Time (total) 546.72s 105.90s

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Score vs Total Cost

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Score vs Response Time (avg)

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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 8.3 10.0 75.0% 0 17.99s 996 7,142
GPT-5.3 Chat 6.7 8.1 58.3% 1 3.86s 3,167 0
Coding 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 74.49s 436 7,319
GPT-5.3 Chat 10.0 10.0 100.0% 0 9.32s 1,436 0
Combined 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 37.67s 506 4,299
GPT-5.3 Chat 10.0 10.0 100.0% 0 11.96s 2,614 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 9.07s 246 1,742
GPT-5.3 Chat 10.0 10.0 100.0% 0 2.21s 942 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 5.9 7.2 55.6% 1 88.74s 15 23,897
GPT-5.3 Chat 3.5 4.4 33.3% 2 13.01s 8,264 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 6.7 3.6 66.7% 1 18.25s 304 1,620
GPT-5.3 Chat 4.6 10.0 0.0% 0 1.99s 319 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 7.26s 71 1,480
GPT-5.3 Chat 8.3 10.0 50.0% 0 3.29s 1,455 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Seed-2.0-Lite 9.0 7.9 88.9% 1 11.03s 461 3,532
GPT-5.3 Chat 10.0 10.0 100.0% 0 2.93s 1,726 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 12.38s 222 1,011
GPT-5.3 Chat 10.0 10.0 100.0% 0 8.36s 861 0

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