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Kimi K3.1 Pro (max) 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 $3.578. Particle-1 (xhigh) is faster at 33.94s vs 152.72s, with pass rates of 84.1% vs 75.4%.

Last updated at: 2026-11-10

Compared models

Rank
#77
Total Output Tokens
300,622
Response Time (avg)
152.72s
Total Cost
$3.578
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 16.4x less than Kimi K3.1 Pro (max).

Detailed comparison

Metric Kimi K3.1 Pro Kimi K3.1 Pro max Release: 2026-10-24 Particle-1 Particle-1 xhigh Release: 2026-10-28
Score 8.7 8.7
Rank #77 #79
Reliability 7.1 9.7
Consistency 8.6 8.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 84.1% 75.4%
Flaky tests 4 5
Total Runs 69 69
Cost per result 21.043 1.457
Total Cost $3.578 $0.219
Input Price $2.000 / 1M $0.050 / 1M
Output Price $10.000 / 1M $0.500 / 1M
Cache Read Price $0.200 / 1M $0.003 / 1M
Cache Write Price N/A N/A
Total Input Tokens 285,488 303,005
Output Tokens 9,091 8,956
Reasoning Tokens 291,531 397,564
Response Time (avg) 152.72s 33.94s
Response Time (max) 960.13s 311.98s
Response Time (total) 3512.51s 780.68s
Parameters ~2.8T total (~104B 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.

#77 MoonshotAI: Kimi K3.1 Pro

max
Cost
$0.193
Time
387.5s
Tokens
19,362 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
Kimi K3.1 Pro 10.0 10.0 100.0% 0 71.94s 8,061 467 31,621
Particle-1 8.2 7.2 88.9% 1 65.84s 7,986 403 117,638

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