MoonshotAI
·Released on Sep 4, 2025

Kimi K2 API Benchmarks, Pricing & Provider Data

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Kimi K2 benchmark, API pricing, and provider data cover 354 API providers, with prices starting at $0.010/request. Kimi K2 free API options are available from 1 provider. The page also shows measured API speed and first-token latency.

Moonshot Kimi K2 is a trillion-parameter MoE model from Moonshot AI, built for long-context chat, agentic tool use, and high-quality Chinese-English bilingual generation.

Quality
#72of 100
50.0
LMSpeed score
Speed
29char/s
2.21 s
Cost
#91of 180
$0.010/ 1M · 8:1 in:out
$0.0016 in · $0.0084 out

Category Performance

Observed-capability estimates with uncertainty reported separately from independent benchmark families.

Coverage
6 / 8
Methodology
V3.0
Category PerformanceObserved-capability estimates with uncertainty reported separately from independent benchmark families.Agents45.3Coding48.3Reasoning48.6Knowledge44.5Math53.7Multilingual-Multimodal-Instruction following43.8
#1Math53.7Estimated3/4 Measured dimensions
80% interval: 44.462.9
foundational math58.8
math_500 · math_500
competition math56.4
aime · aime
proof frontier45.8
frontiermath · frontier_math_v2_tier4 / frontiermath · frontier_math_v2_tiers13
applied tool mathPrior only
#2Reasoning48.6RatedGlobal rank #473/4 Measured dimensions
80% interval: 39.957.2
abstract logicPrior only
scientific causal46.8
critpt · critpt / gpqa · gpqa / hle · hle
multistep constraints53.6
mmlu_pro · mmlu_pro
evidence verification45.3
lcr · lcr
#3Coding48.3Provisional1/4 Measured dimensions
80% interval: 34.362.2
code generation48.3
livecodebench · livecodebench / scicode · scicode
repository engineeringPrior only
debugging testingPrior only
tooling qualityPrior only
#4Agents45.3Provisional1/4 Measured dimensions
80% interval: 29.361.3
planningPrior only
tool use45.3
tau · tau2_bench
environment executionPrior only
recovery reliabilityPrior only
#5Knowledge44.5Provisional1/4 Measured dimensions
80% interval: 28.560.5
broad knowledge44.5
aa_omniscience · aa_omniscience_index
professional knowledgePrior only
factualityPrior only
retrieval open bookPrior only
#6Instruction following43.8Provisional1/4 Measured dimensions
80% interval: 27.859.8
constraint followingPrior only
structured outputPrior only
novel instruction generalization43.8
ifbench · aa_if_bench
long multiturn instructionPrior only
No data:MultilingualMultimodal

Specifications

Input and output token limits for this model, plus how it ranks on long-context understanding.

INPUT
131.1Ktokens
157.3 pages of text
OUTPUT
100.4Ktokens
8K128K1M4M
131.1K

Features

Technical Details

Input
Output
Released
Sep 2025
Knowledge cutoff
2024-12-31
Tokenizer
Other
Architecture
text->text
Moderated
No
Supported parameters
frequency_penaltymax_tokenspresence_penaltyrepetition_penaltyseedstoptemperaturetool_choicetoolstop_ktop_p

Rankings

Excels at

It's decent at

Falls behind in

Detailed scores

Updated: Aug 31, 2026

Overall

undefined metric} other undefined metrics}}

Overall score50.0#72 / 100
Overall score
LMSpeed rank#72
Score50.0
UpdatedAug 20, 2026
Confidence1

Pricing

undefined metric} other undefined metrics}}

Input price$0.570/M#91 / 180Output price$2.30/M#82 / 180
Input price
LMSpeed rank#91
Score$0.570/M
UpdatedAug 31, 2026
Confidence4
Output price
LMSpeed rank#82
Score$2.30/M
UpdatedAug 31, 2026
Confidence4

Agents

V3.0

undefined metric} other undefined metrics}} · Provisional

Score45.380% interval29.3–61.31/4 Measured dimensionsΤ²-bench results61.1#62 / 82
Dimensions and evidence
Planning & decompositionPrior only
Tool use45.3
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
tau · tau2_bench · z -0.74 · q 1.00
Environment & long-horizon executionPrior only
Recovery & completion reliabilityPrior only
Τ²-bench resultsV3 evidence
LMSpeed rank#62
Score61.1
UpdatedAug 20, 2026
Confidence1

Coding

V3.0

undefined metric} other undefined metrics}} · Provisional

Score48.380% interval34.3–62.21/4 Measured dimensionsLiveCodeBench55.6%#50 / 115SciCode34.5%#132 / 205
Dimensions and evidence
Code generation48.3
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
livecodebench · livecodebench · z 0.19 · q 1.00
scicode · scicode · z -0.33 · q 1.00
Repository engineeringPrior only
Debugging & testingPrior only
Tool-assisted development & qualityPrior only
LiveCodeBenchV3 evidence
LMSpeed rank#50
Score55.6%
UpdatedAug 31, 2026
Confidence4
SciCodeV3 evidence
LMSpeed rank#132
Score34.5%
UpdatedAug 31, 2026
Confidence4
AA-SciCodeV3 evidence
LMSpeed rank#89
Score34.5
UpdatedAug 20, 2026
Confidence1

Reasoning

V3.0

undefined metric} other undefined metrics}} · Rated

Score48.6#4780% interval39.9–57.23/4 Measured dimensionsMMLU-Pro82.4%#47 / 129GPQA76.6%#111 / 212
Dimensions and evidence
Abstract logicPrior only
Scientific & causal reasoning46.8
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
critpt · critpt · z -0.72 · q 1.00
gpqa · gpqa · z -0.03 · q 1.00
hle · hle · z -0.45 · q 1.00
Multi-step constraints53.6
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
mmlu_pro · mmlu_pro · z 0.28 · q 1.00
Evidence integration & verification45.3
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
lcr · lcr · z -0.99 · q 1.00
MMLU-ProV3 evidence
LMSpeed rank#47
Score82.4%
UpdatedAug 31, 2026
Confidence4
GPQAV3 evidence
LMSpeed rank#111
Score76.6%
UpdatedAug 31, 2026
Confidence4
HLEV3 evidence
LMSpeed rank#132
Score7.4%
UpdatedAug 31, 2026
Confidence4
AA-LCRV3 evidence
LMSpeed rank#77
Score53.0
UpdatedAug 20, 2026
Confidence1

Knowledge

V3.0

undefined metric} other undefined metrics}} · Provisional

Score44.580% interval28.5–60.51/4 Measured dimensionsArtificial Analysis Intelligence Index19.6#85 / 111AA-GPQA Diamond76.6#77 / 108
Dimensions and evidence
Broad knowledge44.5
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
aa_omniscience · aa_omniscience_index · z -0.82 · q 1.00
Professional knowledgePrior only
FactualityPrior only
Retrieval & open-book usePrior only
Artificial Analysis Intelligence IndexV3 evidence
LMSpeed rank#85
Score19.6
UpdatedAug 20, 2026
Confidence1
AA-GPQA Diamond
LMSpeed rank#77
Score76.6
UpdatedAug 20, 2026
Confidence1
AA-HLE
LMSpeed rank#84
Score7.4
UpdatedAug 20, 2026
Confidence1
AA-Omniscience Accuracy
LMSpeed rank#58
Score27.4
UpdatedAug 20, 2026
Confidence1
AA-Omniscience Hallucination Rate
LMSpeed rank#47
Score76.6
UpdatedAug 20, 2026
Confidence1

Math

V3.0

undefined metric} other undefined metrics}} · Estimated

Score53.780% interval44.4–62.93/4 Measured dimensionsAIME69.3%#21 / 68MATH-50097.1%#12 / 73
Dimensions and evidence
Foundational math58.8
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
math_500 · math_500 · z 1.21 · q 1.00
Competition math56.4
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
aime · aime · z 0.83 · q 1.00
Advanced proofs45.8
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
frontiermath · frontier_math_v2_tier4 · z -1.47 · q 1.00
frontiermath · frontier_math_v2_tiers13 · z -0.08 · q 1.00
Applied & tool-assisted mathPrior only
AIMEV3 evidence
LMSpeed rank#21
Score69.3%
UpdatedAug 31, 2026
Confidence4
MATH-500V3 evidence
LMSpeed rank#12
Score97.1%
UpdatedAug 31, 2026
Confidence4
Math score
LMSpeed rank#44
Score39.1
UpdatedAug 20, 2026
Confidence1
FrontierMath v2 (Tiers 1-3)V3 evidence
LMSpeed rank#27
Score21.4
UpdatedAug 20, 2026
Confidence1

Multilingual

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Cross-language understandingPrior only
Multilingual generationPrior only
Reasoning transferPrior only
Low-resource robustnessPrior only

Multimodal

V3.0

undefined metric} other undefined metrics}} · No data

80% interval30.8–69.20/4 Measured dimensionsDesign Arena Website1061.0#66 / 75
Dimensions and evidence
Perception & OCRPrior only
Document & spatial understandingPrior only
Visual reasoningPrior only
Video & grounded actionPrior only
Design Arena Website
LMSpeed rank#66
Score1061.0
UpdatedAug 20, 2026
Confidence1

Instruction following

V3.0

undefined metric} other undefined metrics}} · Provisional

Score43.880% interval27.8–59.81/4 Measured dimensionsAA-IFBench41.5#65 / 84
Dimensions and evidence
Constraint followingPrior only
Structured outputPrior only
Novel-instruction generalization43.8
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
ifbench · aa_if_bench · z -1.10 · q 1.00
Multi-turn & long instructionsPrior only
AA-IFBenchV3 evidence
LMSpeed rank#65
Score41.5
UpdatedAug 20, 2026
Confidence1

OpenRouter endpoints

1 endpoints

Third-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.

Provider endpointInputOutput1d uptime30m latency30m throughputContext / output
Novita
novita/fp8
$0.570/M$2.30/M100.0%undefined tokens / undefined tokens

Pricing Comparison

Compare Kimi K2 API pricing across 353 providers. Prices range from $0.010/request to $75.00/M. 素墨API offers the lowest rate at $0.010/request. 1 provider offers free API credits or a free tier.

ProviderHealthModel VariantGroupInput ($/M)Output ($/M)Speed (t/s)First tokenAudit
L1
100%
kimi-k2-0711-preview
default
-52%$0.274/M
-52%$1.10/M
L1
100%
kimi-k2
default
-52%$0.274/M
-52%$1.10/M
L1
100%
kimi-k2-250905
default
-52%$0.274/M
-52%$1.10/M
L1
100%
kimi-k2-0711-preview
default
-4%$0.548/M
-5%$2.19/M
L1
100%
kimi-k2-250905
default
-4%$0.548/M
-5%$2.19/M
L1
100%
kimi-k2
default
-4%$0.548/M
-5%$2.19/M
L1
100%
kimi-k2-0905
default
-4%$0.548/M
-5%$2.19/M
L1
100%
kimi-k2-0711-preview
default
-4%$0.548/M
-5%$2.19/M
L1
100%
kimi-k2-250905
default
-4%$0.548/M
-5%$2.19/M
L1
100%
kimi-k2
default
$10.27/M
$10.27/M
L1
100%
kimi-k2-0711-preview
default
$2.00/M
Cache read$0.200/M
-13%$2.00/M
L1
100%
kimi-k2-0905-preview
default
$4.00/M
Cache read$0.400/M
$16.00/M
L1
100%
Kimi-K2-0905
原价分组
Free
Free
L1
100%
kimi-k2-0711-preview
default
-52%$0.274/M
-52%$1.10/M
L1
100%
kimi-k2-250905
default
-52%$0.274/M
-52%$1.10/M
L1
100%
kimi-k2
default
-52%$0.274/M
-52%$1.10/M
L1
100%
kimi-k2-0905
default
-52%$0.274/M
-52%$1.10/M
L1
99%
kimi-k2
other
-56%$0.250/M
Cache read$0.150/M
-55%$1.04/M
L1
100%
kimi-k2-0905-preview
default
-4%$0.548/M
Cache read$0.137/M
-5%$2.19/M
L1
100%
kimi-k2-0711-preview
default
-4%$0.548/M
Cache read$0.137/M
-5%$2.19/M
Showing 20 model IDs of 67.

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Frequently Asked Questions

What benchmark data does Kimi K2 include?
LMSpeed shows Kimi K2 benchmark context, API price, output speed, first-token latency, and provider data across 354 providers when those signals are available.
What is the Kimi K2 API price?
Kimi K2 has pricing from 354 providers, ranging from $0.010/request to $75.00/M. 素墨API has the lowest listed price.
What does the Kimi K2 API pricing table include?
The Kimi K2 API pricing table compares 354 providers by input price, output price, free tier status, speed, first-token latency, and recent health data when available.
Which provider has the cheapest Kimi K2 API pricing?
素墨API currently has the lowest listed Kimi K2 price at $0.010/request across 354 providers.
Can I compare Kimi K2 API price and speed together?
Yes. LMSpeed shows Kimi K2 API price, output speed, first-token latency, and provider health on the same page so you can compare cost and performance together.
Is Kimi K2 API free?
Yes, Kimi K2 free API options are available through 1 providerundefined other undefined} on LMSpeed, including 兔子API. These providers offer free API credits or a free tier with no per-token charges.
Where can I get Kimi K2 free API access?
LMSpeed currently lists 1 free API providerundefined other undefined} for Kimi K2: 兔子API. Check each provider row before using it because free tier limits can change.

Also known as

Kimi-K2Kimi-K2-0905OR-moonshotai/kimi-k2OR-moonshotai/kimi-k2:free[91VIP]/kimi-k2-0905

Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.Standard benchmark data may include BenchLM and other public sources.

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