Moonshot AI (Kimi) logo

Kimi K2

Deprecates

Kimi K2 is Moonshot AI (Kimi)'s language model with a 262K context window and up to 33K output tokens, available from 4 providers, starting at $0.400 / 1M input and $2.00 / 1M output. A large-scale mixture-of-experts LLM with 1 trillion total parameters and 32B active parameters, trained with the Muon optimizer for strong agentic and tool-use performance.
Specifications
Canonical IDmoonshot-kimi-k2
TypeLanguage
StatusDeprecating
CreatorMoonshot AI (Kimi)Moonshot AI (Kimi)
Providers
Context Window262K tokens
Max Output33K tokens
Input ModalitiesImagePdfText
Output ModalitiesText
Reasoning Effortsdefault
Parameters1.06T
HuggingFace Likes145
HuggingFace Downloads (30d)423
HuggingFace Downloads (all-time)423
Release Date · 10 months ago
Knowledge Cutoff
Deprecation Date
Benchmarks
Intelligence Index
26.3
#155
Coding Index
22.1
#157
Math Index
57.0
#116
MMLU-Pro
0.8
#73
GPQA
0.8
#122
HLE
0.1
#207
LiveCodeBench
0.6
#120
AIME
0.7
#34
IFBench
0.4
#203
Time to First Token
1.81s
#400
SciCode
0.3
#210
MATH-500
1.0
#19
AIME 2025
0.6
#116
LCR
0.5
#129
TerminalBench Hard
0.2
#155
TAU2
0.6
#141
Output TPS
18.8
#264

Capabilities

Input3/5
Text
Image
Audio·
Video·
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities6/13
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

ProviderStandard
Input
$ / 1M
Output
$ / 1M
OpenRouter logo
OpenRouter
moonshotai/kimi-k2-0905
$0.400$2.00
Vercel AI Gateway logo
Vercel AI Gateway
moonshotai/kimi-k2
$0.570$2.30
Hugging Face logo
Hugging Face
novita:moonshotai/kimi-k2-0905
$0.600$2.50
Novita logo
Novita
novita/moonshotai/kimi-k2-0905
$0.600$2.50

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Kimi K2 Thinking262K$0.574$1.20Available
Kimi K2262K$0.400$2.00Current

Model IDs