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ByteDance Seed: Seed-2.0-Lite vs OpenAI: gpt-oss-120b

Seed-2.0-Lite leads on average score with 6.2 vs 6.1. gpt-oss-120b (medium) has the lower benchmark cost at $0.019 vs $0.066. Seed-2.0-Lite is faster at 4.40s vs 21.91s, with pass rates of 43.9% vs 50.0%.

Recommended modelSeed-2.0-LiteIt has the best score here (6.2), while responding about 5.0x faster than gpt-oss-120b (medium).

Last updated at: 2026-07-25

Metric Seed-2.0-Lite Seed-2.0-Lite none Release: 2026-02-14 gpt-oss-120b gpt-oss-120b medium Release: 2025-08-05
Score 6.2 6.1
Rank #127 #132
Reliability 10.0 10.0
Consistency 8.5 8.0
Tests Correct
Attempt pass rate 43.9% 50.0%
Flaky tests 4 5
Total Runs 66 66
Cost per result 0.814 0.221
Total Cost $0.066 $0.019
Input Price $0.250 / 1M $0.037 / 1M
Output Price $2.000 / 1M $0.170 / 1M
Total Input Tokens 142,197 108,747
Output Tokens 14,746 29,772
Reasoning Tokens 0 68,044
Response Time (avg) 4.40s 21.91s
Response Time (max) 44.58s 68.16s
Response Time (total) 96.84s 328.70s

Hamster playing table tennis

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

#127 Seed-2.0-Lite

none
Cost
$0.005
Time
83.8s
Tokens
2,311 tok

#132 gpt-oss-120b

medium
Cost
$0.001
Time
26.7s
Tokens
555 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 5.6 10.0 33.3% 0 2.83s 8,215 410 0
gpt-oss-120b 5.9 7.0 55.6% 1 38.37s 7,782 3,365 11,973

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