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Seed 2.1 Turbo (medium) vs Particle-1 (xhigh)

The average score is effectively tied at 8.7 vs 8.7. Particle-1 (xhigh) has the lower benchmark cost at $0.219 vs $2.042. Particle-1 (xhigh) is faster at 33.94s vs 189.13s, with pass rates of 79.7% vs 75.4%.

Last updated at: 2026-11-10

Compared models

Rank
#83
Total Output Tokens
769,582
Response Time (avg)
189.13s
Total Cost
$2.042
Rank
#79
Total Output Tokens
406,520
Response Time (avg)
33.94s
Total Cost
$0.219
Recommended model Particle-1 (xhigh)

It has the best score here (8.7), while costing about 9.3x less than Seed 2.1 Turbo (medium).

Detailed comparison

Metric Seed 2.1 Turbo Seed 2.1 Turbo medium Release: 2026-08-12 Particle-1 Particle-1 xhigh Release: 2026-10-28
Score 8.7 8.7
Rank #83 #79
Reliability 10.0 9.7
Consistency 8.2 8.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 79.7% 75.4%
Flaky tests 5 5
Total Runs 69 69
Cost per result 12.758 1.457
Total Cost $2.042 $0.219
Input Price $0.500 / 1M $0.050 / 1M
Output Price $2.500 / 1M $0.500 / 1M
Cache Read Price N/A $0.003 / 1M
Cache Write Price N/A N/A
Total Input Tokens 234,572 303,005
Output Tokens 8,019 8,956
Reasoning Tokens 761,563 397,564
Response Time (avg) 189.13s 33.94s
Response Time (max) 885.33s 311.98s
Response Time (total) 4349.92s 780.68s
Parameters ~200B total (~20B active) ~748B total (~16B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#83 Seed 2.1 Turbo

medium
Cost
$0.099
Time
583.9s
Tokens
39,514 tok

#79 Particle-1

xhigh
Cost
$0.005
Time
58.0s
Tokens
9,958 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 8.2 7.2 88.9% 1 354.87s 8,220 384 205,892
Particle-1 8.2 7.2 88.9% 1 65.84s 7,986 403 117,638

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