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ByteDance Seed: Seed-2.0-Mini vs xAI: Grok 4.20

Summary

Seed-2.0-Mini vs Grok 4.20 benchmark comparison: Seed-2.0-Mini leads on average score with 7.4 vs 7.3. Seed-2.0-Mini has the lower benchmark cost at $0.044 vs $0.609. Grok 4.20 is faster at 27.68s vs 80.22s, with pass rates of 57.1% vs 63.5%.

Recommended model: Seed-2.0-Mini - It has the best score here (7.4), while costing about 14.0x less than Grok 4.20.

Last updated at: 2026-06-18

Metric Seed-2.0-Mini Seed-2.0-Mini medium Release: 2026-02-14 Grok 4.20 Grok 4.20 medium Release: 2026-03-31
Score 7.4 7.3
Rank #50 #53
Reliability 6.7 10.0
Consistency 9.3 8.8
Tests Correct
Attempt pass rate 57.1% 63.5%
Flaky tests 2 3
Total Runs 63 63
Cost per result 0.397 8.309
Total Cost $0.044 $0.609
Input Price $0.100 / 1M $1.250 / 1M
Output Price $0.400 / 1M $2.500 / 1M
Total Input Tokens 41,904 44,433
Output Tokens 2,555 1,819
Reasoning Tokens 95,974 219,524
Response Time (avg) 80.22s 27.68s
Response Time (max) 262.83s 199.66s
Response Time (total) 1363.72s 581.26s

Generation showcase

Hamster playing table tennis

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

#50 Seed-2.0-Mini

medium
Cost
$0.002
Time
161.7s
Tokens
4,379 tok

#53 xAI: Grok 4.20

medium
Cost
$0.041
Time
110.3s
Tokens
16,336 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-Mini 6.6 10.0 50.0% 0 74.75s 791 360 9,520
Grok 4.20 8.2 7.9 83.3% 1 3.95s 2,010 287 8,312
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Mini 5.5 9.8 33.3% 0 220.48s 3,823 464 34,964
Grok 4.20 6.3 6.6 55.6% 1 109.93s 8,307 268 103,150
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Mini 10.0 10.0 100.0% 0 262.83s 16,533 404 29,806
Grok 4.20 10.0 10.0 100.0% 0 17.40s 12,909 232 9,556
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-Mini 10.0 10.0 100.0% 0 24.27s 8,568 246 2,743
Grok 4.20 10.0 10.0 100.0% 0 4.17s 7,761 180 5,333
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Mini 3.0 10.0 0.0% 0 0ms 0 0 0
Grok 4.20 5.3 10.0 33.3% 0 27.03s 1,764 375 49,339
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Mini 5.1 3.4 33.3% 1 36.65s 585 213 4,210
Grok 4.20 3.9 2.6 33.3% 1 24.48s 825 65 6,440
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Mini 10.0 10.0 100.0% 0 17.47s 840 69 2,050
Grok 4.20 9.8 10.0 100.0% 0 4.26s 1,362 57 6,419
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Mini 8.2 7.2 88.9% 1 31.79s 903 527 5,667
Grok 4.20 7.7 10.0 66.7% 0 6.22s 1,689 149 7,913
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Mini 10.0 10.0 100.0% 0 88.68s 9,585 222 5,235
Grok 4.20 3.0 10.0 0.0% 0 13.68s 7,275 197 6,620
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Seed-2.0-Mini 3.0 10.0 0.0% 0 56.76s 276 50 1,779
Grok 4.20 3.0 10.0 0.0% 0 63.48s 531 9 16,442

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