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Seed 2.1 Turbo vs GPT-5.4

The average score is effectively tied at 5.7 vs 5.8. Seed 2.1 Turbo has the lower benchmark cost at $0.092 vs $0.397. GPT-5.4 is faster at 2.07s vs 6.85s, with pass rates of 50.0% vs 34.9%.

Last updated at: 2026-08-12

Rank
#187
Total Output Tokens
10,640
Response Time (avg)
6.85s
Total Cost
$0.092
Rank
#185
Total Output Tokens
8,321
Response Time (avg)
2.07s
Total Cost
$0.397
Recommended model Seed 2.1 Turbo

It has the best score here (5.7), while costing about 4.3x less than GPT-5.4.

Detailed comparison

Metric Seed 2.1 Turbo Seed 2.1 Turbo none Release: 2026-08-12 GPT-5.4 GPT-5.4 none Release: 2026-03-05
Score 5.7 5.8
Rank #187 #185
Reliability 10.0 10.0
Consistency 8.9 9.2
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 50.0% 34.9%
Flaky tests 3 2
Total Runs 66 66
Cost per result 1.014 5.663
Total Cost $0.092 $0.397
Input Price $0.500 / 1M $2.500 / 1M
Output Price $2.500 / 1M $15.000 / 1M
Total Input Tokens 129,141 108,632
Output Tokens 10,640 8,321
Reasoning Tokens 0 0
Response Time (avg) 6.85s 2.07s
Response Time (max) 55.92s 15.63s
Response Time (total) 150.66s 45.51s
Parameters ~200B total (~20B active) ~1.5T total (~100B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#187 Seed 2.1 Turbo

none
Cost
$0.093
Time
517.1s
Tokens
37,102 tok

#185 GPT-5.4

none
Cost
$0.026
Time
18.1s
Tokens
1,792 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 2.1 Turbo 4.5 7.9 22.2% 1 2.35s 8,211 608 0
GPT-5.4 5.5 10.0 33.3% 0 1.62s 7,305 516 0

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