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#73

Kimi K2.5

Moonshot AI Release: 2026-01-27 Tested on: 2026-07-16 22:17 moonshotai/kimi-k2.5::medium
1T total (32B active)MoEWeights available
(medium) (none)

Summary

Kimi K2.5 scores 7.0 on AI BENCHY and ranks #73. It has 10.0 reliability, a 65.2% pass rate, $0.600 total cost, and 99.00s average response time.

Model facts

Researched on 2026-08-12

Reported
Parameters
1T total (32B active)
Architecture
MoE
Availability
Weights available
License
Modified MIT
Parameter source Availability source

Score

7.0

Consistency

7.0

Reliability

10.0

Total Cost (Current Price)

$0.600 ↑ +25.1%

Tested at: $0.479

Total Output Tokens

227,367

Total Input Tokens

118,448

Input Price

$0.571 / 1M

Output Price

$2.850 / 1M

Tests Correct

Wrong Tests: 12

Attempt pass rate: 65.2%

Flaky tests

8

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

99.00s

Response Time (max): 281.00s

Response Time (total): 1485.04s

Wrong answer: 5 Did not follow instructions: 2 No answer: 2 Timed out: 2 Invalid tool call: 1

Hamster playing table tennis

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

#73 MoonshotAI: Kimi K2.5

medium
Cost
$0.030
Time
58.6s
Tokens
8,683 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-08-14 02:00 Re-test 7.0 10.0 $0.607 ↑ Compare
2026-07-16 22:17 New test added 7.0 10.0 $0.600 ↑ Current run
2026-06-04 13:43 New test added 6.8 10.0 $0.328 ↓ Compare
2026-05-22 00:12 Suite changed 6.7 10.0 $0.314 Compare
2026-04-20 17:48 First recorded run 7.0 N/A $0.220 Compare

This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.

Price History

Historical pricing data for this model from OpenRouter.

Date Input Price Output Price
2026-06-04 15:40 $0.400 / 1M $1.900 / 1M
2026-06-17 10:07 $0.375 / 1M $2.025 / 1M
2026-07-16 15:36 $0.571 / 1M $2.850 / 1M

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

Kimi K2.5mediumvsSeed-2.0-MinimediumKimi K2.5mediumvsKAT-Coder-Pro V2.5mediumKimi K2.5mediumvsGrok 4.20mediumKimi K2.5mediumvsQwen3.7 FlashmediumKimi K2.5mediumvsMercury 2mediumKimi K2.5mediumvsSeed-2.0-CodehighKimi K2.5mediumvsGPT-5.5noneKimi K2.5mediumvsGemini 3.5 FlashnoneKimi K2.5mediumvsGLM 5.1mediumKimi K2.5mediumvsQwen3.6 Flashmedium

Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 7.3 5.8
Coding 6.1 4.6
Combined 6.7 9.1
Data parsing and extraction 10.0 10.0
Domain specific 3.5 4.4
General Intelligence 6.5 3.4
Instructions following 10.0 10.0
Puzzle Solving 5.3 7.3
Tool Calling 10.0 10.0
Trivia 3.0 10.0

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