MoonshotAI
·Released on Nov 6, 2025

Kimi K2 Thinking API Benchmarks, Pricing & Provider Data

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Kimi K2 Thinking benchmark, API pricing, and provider data cover 57 API providers, with prices starting at $0.010/request. Kimi K2 Thinking free API options are available from 1 provider. The page also shows measured API speed and first-token latency.

Moonshot AI Kimi K2 Thinking is a reasoning model in the Kimi series, designed for complex reasoning, problem-solving, and analytical tasks.

Speed
51char/s
16.73 s
Cost
#94of 181
$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
3 / 8
Methodology
V3.0
Category PerformanceObserved-capability estimates with uncertainty reported separately from independent benchmark families.Agents-Coding57Reasoning55.5Knowledge-Math54Multilingual-Multimodal-Instruction following-
#1Coding57Provisional1/4 Measured dimensions
80% interval: 43.070.9
code generation57
livecodebench · livecodebench / scicode · scicode
repository engineeringPrior only
debugging testingPrior only
tooling qualityPrior only
#2Reasoning55.5Estimated2/4 Measured dimensions
80% interval: 44.466.6
abstract logicPrior only
scientific causal55
gpqa · gpqa / hle · hle
multistep constraints56
mmlu_pro · mmlu_pro
evidence verificationPrior only
#3Math54Provisional1/4 Measured dimensions
80% interval: 37.870.1
foundational math54
aa_math_index · artificial_analysis_math_index
competition mathPrior only
proof frontierPrior only
applied tool mathPrior only
No data:AgentsKnowledgeMultilingualMultimodalInstruction following

Specifications

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

INPUT
262.1Ktokens
314.6 pages of text
OUTPUT
100.4Ktokens
8K128K1M4M
262.1K

Features

Technical Details

Input
Output
Released
Nov 2025
Tokenizer
Other
Architecture
text->text
Moderated
No
Supported parameters
frequency_penaltyinclude_reasoninglogprobsmax_tokenspresence_penaltyreasoningrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

Rankings

Excels at

Detailed scores

Updated: Sep 1, 2026

Pricing

undefined metric} other undefined metrics}}

Input price$0.600/M#94 / 181Output price$2.50/M#87 / 181
Input price
LMSpeed rank#94
Score$0.600/M
UpdatedSep 1, 2026
Confidence4
Output price
LMSpeed rank#87
Score$2.50/M
UpdatedSep 1, 2026
Confidence4

Agents

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Planning & decompositionPrior only
Tool usePrior only
Environment & long-horizon executionPrior only
Recovery & completion reliabilityPrior only

Coding

V3.0

undefined metric} other undefined metrics}} · Provisional

Score5780% interval43.0–70.91/4 Measured dimensionsLiveCodeBench85.3%#8 / 115SciCode42.4%#63 / 206
Dimensions and evidence
Code generation57
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
livecodebench · livecodebench · z 1.20 · q 1.00
scicode · scicode · z 0.42 · q 1.00
Repository engineeringPrior only
Debugging & testingPrior only
Tool-assisted development & qualityPrior only
LiveCodeBenchV3 evidence
LMSpeed rank#8
Score85.3%
UpdatedSep 1, 2026
Confidence4
SciCodeV3 evidence
LMSpeed rank#63
Score42.4%
UpdatedSep 1, 2026
Confidence4

Reasoning

V3.0

undefined metric} other undefined metrics}} · Estimated

Score55.580% interval44.4–66.62/4 Measured dimensionsMMLU-Pro84.8%#31 / 129GPQA83.8%#72 / 213
Dimensions and evidence
Abstract logicPrior only
Scientific & causal reasoning55
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
gpqa · gpqa · z 0.42 · q 1.00
hle · hle · z 0.44 · q 1.00
Multi-step constraints56
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
mmlu_pro · mmlu_pro · z 0.59 · q 1.00
Evidence integration & verificationPrior only
MMLU-ProV3 evidence
LMSpeed rank#31
Score84.8%
UpdatedSep 1, 2026
Confidence4
GPQAV3 evidence
LMSpeed rank#72
Score83.8%
UpdatedSep 1, 2026
Confidence4
HLEV3 evidence
LMSpeed rank#67
Score23.8%
UpdatedSep 1, 2026
Confidence4

Knowledge

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Broad knowledgePrior only
Professional knowledgePrior only
FactualityPrior only
Retrieval & open-book usePrior only

Math

V3.0

undefined metric} other undefined metrics}} · Provisional

Score5480% interval37.8–70.11/4 Measured dimensions
Dimensions and evidence
Foundational math54
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
aa_math_index · artificial_analysis_math_index · z 0.93 · q 1.00
Competition mathPrior only
Advanced proofsPrior only
Applied & tool-assisted mathPrior only

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

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Perception & OCRPrior only
Document & spatial understandingPrior only
Visual reasoningPrior only
Video & grounded actionPrior only

Instruction following

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Constraint followingPrior only
Structured outputPrior only
Novel-instruction generalizationPrior only
Multi-turn & long instructionsPrior only

OpenRouter endpoints

2 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
Google
google-vertex
$0.600/M$2.50/M100%undefined tokens / undefined tokens
Novita
novita/bf16
$0.600/M$2.50/M99.6%undefined tokens / undefined tokens

Pricing Comparison

Compare Kimi K2 Thinking API pricing across 56 providers. Prices range from $0.010/request to $100.00/request. 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-thinking
default
-36%$0.384/M
-36%$1.61/M
L1
100%
kimi-k2-thinking
default
-9%$0.548/M
-12%$2.19/M
L1
100%
kimi-k2-thinking-251104
default
-9%$0.548/M
-12%$2.19/M
L1
100%
kimi-k2-thinking
deepseek
-63%$0.219/M
-65%$0.877/M
L1
99%
kimi-k2-thinking
other
-72%$0.167/M
Cache read$0.167/M
-58%$1.04/M
L1
100%
kimi-k2-thinking
default
-9%$0.548/M
Cache read$0.137/M
-12%$2.19/M
L1
100%
kimi-k2-thinking
default
$100.00/request
-
L1
99%
kimi-k2-thinking
kimi
-27%$0.438/M
-30%$1.75/M
L1
100%
kimi-k2-thinking
default
-95%$0.027/M
Cache read$0.027/M
-93%$0.171/M
L1
100%
kimi-k2-thinking
default
-54%$0.274/M
$2.74/M
L1
99%
kimi-k2-thinking
default
-9%$0.548/M
-12%$2.19/M
L1
99%
kimi-k2-thinking
default
$1.96/M
$7.83/M
L1
99%
kimi-k2-thinking-251104
default
$1.96/M
$7.83/M
L1
99%
Pro/moonshotai/Kimi-K2-Thinking
default
$1.96/M
$7.83/M
L1
100%
kimi-k2-thinking
default
$4.00/M
$16.00/M
L1
99%
kimi-k2-thinking
default
$3.20/M
$12.80/M
L1
100%
kimi-k2-thinking-tidy
default
$0.010/request
-
L1
100%
moonshotai/kimi-k2-thinking
default
$0.010/request
-
L1
100%
kimi-k2-thinking
default
$0.010/request
-
L1
99%
moonshotai/kimi-k2-thinking
default
$75.00/M
$75.00/M
Showing 20 model IDs of 33.

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Frequently Asked Questions

What benchmark data does Kimi K2 Thinking include?
LMSpeed shows Kimi K2 Thinking benchmark context, API price, output speed, first-token latency, and provider data across 57 providers when those signals are available.
What is the Kimi K2 Thinking API price?
Kimi K2 Thinking has pricing from 57 providers, ranging from $0.010/request to $100.00/request. 素墨API has the lowest listed price.
What does the Kimi K2 Thinking API pricing table include?
The Kimi K2 Thinking API pricing table compares 57 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 Thinking API pricing?
素墨API currently has the lowest listed Kimi K2 Thinking price at $0.010/request across 57 providers.
Can I compare Kimi K2 Thinking API price and speed together?
Yes. LMSpeed shows Kimi K2 Thinking 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 Thinking API free?
Yes, Kimi K2 Thinking free API options are available through 1 providerundefined other undefined} on LMSpeed, including Zero API. These providers offer free API credits or a free tier with no per-token charges.
Where can I get Kimi K2 Thinking free API access?
LMSpeed currently lists 1 free API providerundefined other undefined} for Kimi K2 Thinking: Zero API. Check each provider row before using it because free tier limits can change.

Also known as

Kimi-K2-ThinkKimi-K2-ThinkingPro/moonshotai/Kimi-K2-Thinking[su]u|cb/kimi-k2-thinking[xj]q|moonshotai/kimi-k2-thinking

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

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