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ByteDance Seed: Seed-2.0-Lite vs OpenAI: GPT-5.6 Terra

Summary

Seed-2.0-Lite (medium) vs GPT-5.6 Terra (high) benchmark comparison: Seed-2.0-Lite (medium) leads on average score with 8.5 vs 8.2. Seed-2.0-Lite (medium) has the lower benchmark cost at $0.175 vs $0.852. GPT-5.6 Terra (high) is faster at 10.89s vs 47.07s, with pass rates of 76.2% vs 68.3%.

Recommended model: Seed-2.0-Lite (medium) - It has the best score here (8.5), while costing about 4.9x less than GPT-5.6 Terra (high).

Last updated at: 2026-07-09

Metric Seed-2.0-Lite Seed-2.0-Lite medium Release: 2026-02-14 GPT-5.6 Terra GPT-5.6 Terra high Release: 2026-07-09
Score 8.5 8.2
Rank #21 #29
Reliability 10.0 10.0
Consistency 9.0 9.6
Tests Correct
Attempt pass rate 76.2% 68.3%
Flaky tests 3 1
Total Runs 63 63
Cost per result 1.250 6.086
Total Cost $0.175 $0.852
Input Price $0.250 / 1M $2.500 / 1M
Output Price $2.000 / 1M $15.000 / 1M
Total Input Tokens 46,740 34,218
Output Tokens 3,230 1,908
Reasoning Tokens 78,406 49,189
Response Time (avg) 47.07s 10.89s
Response Time (max) 254.92s 91.49s
Response Time (total) 988.37s 228.65s

Generation showcase

Hamster playing table tennis

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

#21 Seed-2.0-Lite

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

#29 GPT-5.6 Terra

high
Cost
$0.055
Time
30.2s
Tokens
3,748 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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 8.3 10.0 75.0% 0 17.99s 942 996 7,142
GPT-5.6 Terra 8.3 10.0 75.0% 0 2.54s 606 158 700
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-5.6 Terra 7.6 7.2 77.8% 1 9.14s 7,302 370 6,087
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 10.0 10.0 100.0% 0 37.67s 16,254 506 4,299
GPT-5.6 Terra 10.0 10.0 100.0% 0 6.94s 11,019 314 627
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 10.0 10.0 100.0% 0 9.07s 8,562 246 1,742
GPT-5.6 Terra 10.0 10.0 100.0% 0 938ms 7,140 222 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 5.9 7.2 55.6% 1 88.74s 843 15 23,897
GPT-5.6 Terra 5.3 10.0 33.3% 0 43.44s 723 70 32,942
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 6.7 3.6 66.7% 1 18.25s 582 304 1,620
GPT-5.6 Terra 5.1 10.0 0.0% 0 3.03s 477 113 216
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 10.0 10.0 100.0% 0 7.26s 834 71 1,480
GPT-5.6 Terra 10.0 10.0 100.0% 0 2.14s 660 96 319
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 9.0 7.9 88.9% 1 10.23s 894 403 3,285
GPT-5.6 Terra 7.7 10.0 66.7% 0 5.45s 642 277 2,613
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 10.0 10.0 100.0% 0 12.38s 9,306 222 1,011
GPT-5.6 Terra 10.0 10.0 100.0% 0 4.97s 5,454 258 168
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Lite 3.0 10.0 0.0% 0 48.32s 276 9 2,040
GPT-5.6 Terra 3.0 10.0 0.0% 0 23.30s 195 30 5,517

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