Moonshot AI (Kimi) logo

Kimi K2 Thinking


Kimi K2 Thinking is Moonshot AI (Kimi) logoMoonshot AI (Kimi)'s language model with a 262K context window and up to 33K output tokens, available from 9 providers, starting at $0.574 / 1M input and $1.20 / 1M output. Moonshot AI's advanced open reasoning model extending the K2 MoE architecture with long-horizon, agentic chain-of-thought reasoning capabilities.
Spec
Canonical IDmoonshot-kimi-k2-thinking
TypeLanguage
StatusActive
CreatorMoonshot AI (Kimi)Moonshot AI (Kimi)
Providers
Context Window262K tokens
Max Output33K tokens
Input ModalitiesPdfText
Output ModalitiesText
Reasoning Effortsdefault
Parameters1058.118B
Release Date · 5 months ago
Intelligence Index
40.9
#22
Coding Index
34.8
#30
Math Index
MMLU-Pro
0.8
#18
GPQA
0.8
#24
HLE
0.2
#19
LiveCodeBench
0.9
#4
IFBench
0.7
#24
Time to First Token
0.93s
#227
SciCode
0.4
#24
AIME 2025
0.9
#5
LCR
0.7
#15
TerminalBench Hard
0.3
#34
TAU2
0.9
#11
Output TPS
77.4
#111

Capabilities

Input2/5
Text
Image·
Audio·
Video·
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities8/13
Reasoning
Adaptive Reasoning·
Function Calling
Parallel Function Calling
Structured Outputs
Native JSON Schema
Web Search
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching
Assistant Prefill

Pricing by Provider

ProviderStandardBatchFlexPriority
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Cache Write
$ / 1M
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Alibaba Qwen logo
Alibaba Qwen
kimi-k2-thinking
$0.574$2.29N/AN/A$0.287$1.15
Amazon Bedrock logo
Amazon Bedrock
moonshot.kimi-k2-thinking
$0.600$2.50N/AN/A$0.300$1.25$0.300$1.25$1.05$4.38
Fireworks AI logo
Fireworks AI
accounts/fireworks/models/kimi-k2-thinking
$0.600$2.50N/AN/A
Google Vertex AI logo
Google Vertex AI
kimi-k2-thinking-maas
$0.600$2.50N/A$0.060
Moonshot AI (Kimi) logo
Moonshot AI (Kimi)
kimi-k2-thinking
$0.600$2.50$0.150N/A
Novita logo
Novita
moonshotai/kimi-k2-thinking
$0.600$2.50N/AN/A
OpenRouter logo
OpenRouter
moonshotai/kimi-k2-thinking
$0.600$2.50$0.150N/A
Vercel AI Gateway logo
Vercel AI Gateway
moonshotai/kimi-k2-thinking
$0.600$2.50$0.150N/A
GMI Cloud logo
GMI Cloud
moonshotai/Kimi-K2-Thinking
$0.800$1.20N/AN/A

Regional pricing

Provider-specific pricing that varies by region.
Amazon Bedrock logo
Amazon Bedrock
14 regions
RegionStandardBatchFlexPriority
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Global
Global$0.600$2.50$0.300$1.25$0.300$1.25$1.05$4.38
Asia Pacific
Asia Pacific (Jakarta)/ ap-southeast-3$0.720$3.00$0.360$1.50$0.360$1.50$1.26$5.25
Asia Pacific (Mumbai)/ ap-south-1$0.710$2.94$0.360$1.47$0.360$1.47$1.24$5.15
Asia Pacific (Sydney)/ ap-southeast-2$0.618$2.58$0.309$1.29$0.309$1.29$1.08$4.51
Asia Pacific (Tokyo)/ ap-northeast-1$0.730$3.03$0.360$1.52$0.360$1.52$1.28$5.30
Europe
Europe (Ireland)/ eu-west-1$0.720$3.00$0.360$1.50$0.360$1.50$1.26$5.25
Europe (London)/ eu-west-2$0.930$3.88$0.465$1.94$0.465$1.94$1.63$6.78
Europe (Frankfurt)/ eu-central-1$0.720$3.00$0.360$1.50$0.360$1.50$1.26$5.25
Europe (Milan)/ eu-south-1$0.720$3.00$0.360$1.50$0.360$1.50$1.26$5.25
Europe (Stockholm)/ eu-north-1$0.720$3.00$0.360$1.50$0.360$1.50$1.26$5.25
South America
South America (São Paulo)/ sa-east-1$0.730$3.03$0.360$1.52$0.360$1.52$1.28$5.30
US
US East (Ohio)/ us-east-2$0.600$2.50$0.300$1.25$0.300$1.25$1.05$4.38
US East (Virginia)/ us-east-1$0.600$2.50$0.300$1.25$0.300$1.25$1.05$4.38
US West (Oregon)/ us-west-2$0.600$2.50$0.300$1.25$0.300$1.25$1.05$4.38

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Kimi K2 Thinking262K$0.574$1.20Current
Kimi K2262K$0.570$2.30Available

HuggingFace

1,690 likes84,381 downloads/month1,316,698 total downloads

Model IDs