Kimi K2 Thinking is Moonshot AI (Kimi)'s language model with a 262K context window and up to 236K output tokens, available from 9 providers, starting at $0.6 / 1M input and $1.20 / 1M output. A reasoning-focused variant of Kimi K2 that performs step-by-step thinking while dynamically invoking tools for agentic problem solving.
Specifications
Canonical IDmoonshot-kimi-k2-thinking
TypeLanguage
StatusDeprecated
CreatorMoonshot AI (Kimi)Moonshot AI (Kimi)
Providers
Context Window262K tokens
Max Output236K tokens
Input ModalitiesPDFText
Output ModalitiesText
Reasoning Effortsdefault
Parameters1.06T
HuggingFace Likes1,695
HuggingFace Downloads (30d)90,507
HuggingFace Downloads (all-time)1,327,565
Release Date · 11 months ago
Deprecation Date
Benchmarks
Intelligence Index
#150
Math Index
#13
MMLU-Pro
#39
GPQA
#121
HLE
#123
LiveCodeBench
#18
IFBench
#77
Time to First Token
#451
SciCode
#133
AIME 2025
#13
LCR
#128
TerminalBench Hard
#102
TAU2
#47
Output TPS
#62

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

US Dollar ($)
Per 1M tokens
ProviderStandardFlexFastBatch
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Amazon Bedrock logo
Amazon Bedrock
moonshot.kimi-k2-thinking
$0.6$2.50N/A$0.3$1.25$1.05$4.38$0.3$1.25
Azure AI Foundry logo
Azure AI Foundry
moonshot:k2thinking
$0.6$2.50N/A——————
Baseten
baseten/moonshotai/Kimi-K2-Thinking
$0.6$2.50N/A——————
Crusoe
crusoe/moonshotai/Kimi-K2-Thinking
$2.50$2.50N/A——————
Fireworks AI logo
Fireworks AI
fireworks_ai/accounts/fireworks/models/kimi-k2-thinking
$0.6$2.50N/A——————
GMI Cloud logo
GMI Cloud
gmi/moonshotai/Kimi-K2-Thinking
$0.8$1.20N/A——————
Google Vertex AI logo
Google Vertex AI
kimi-k2-thinking
$0.6$2.50$0.06——————
Novita logo
Novita
novita/moonshotai/kimi-k2-thinking
$0.6$2.50$0.15——————
OpenRouter logo
OpenRouter
moonshotai/kimi-k2-thinking
$0.6$2.50$0.15——————

Cost Calculator

US Dollar ($)
Preset:

Cheapest Instances to Run It

Cloud GPU instances that can host Kimi K2 Thinking, ranked by cheapest on-demand price. The model needs about 2539 GB of GPU memory at FP16 precision (estimated from its parameter count), so treat the fit as guidance rather than a guarantee.

All clouds
FP16 (full precision)
US Dollar ($)

No GPU instances fit Kimi K2 Thinking at FP16 precision — try a lower precision such as INT4.

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Kimi K2 Thinking262K$0.600$1.20Current
Kimi K2262K$0.570$2.30Available

Model IDs

accounts/fireworks/models/kimi-k2-thinking
azure_ai/kimi-k2-thinking
baseten/moonshotai/Kimi-K2-Thinking
bedrock_mantle/moonshotai.kimi-k2-thinking
bedrock/ap-northeast-1/moonshotai.kimi-k2-thinking
bedrock/ap-south-1/moonshotai.kimi-k2-thinking
bedrock/moonshotai.kimi-k2-thinking
bedrock/sa-east-1/moonshotai.kimi-k2-thinking
bedrock/us-east-1/moonshotai.kimi-k2-thinking
bedrock/us-east-2/moonshotai.kimi-k2-thinking
bedrock/us-west-2/moonshotai.kimi-k2-thinking
crusoe/moonshotai/Kimi-K2-Thinking
fireworks_ai/accounts/fireworks/models/kimi-k2-thinking
gmi/moonshotai/Kimi-K2-Thinking
kimi-k2-thinking
kimi-k2-thinking-251104
kimi-k2-thinking-maas
moonshot-kimi-k2-thinking
moonshot.kimi-k2-thinking
moonshot/kimi-k2-thinking
moonshotai/kimi-k2-thinking
novita/moonshotai/kimi-k2-thinking
openrouter/moonshotai/kimi-k2-thinking
publishers/google/models/kimi-k2-thinking-maas
vertex_ai/moonshotai/kimi-k2-thinking-maas