Kimi K3 is Moonshot AI (Kimi)'s language model with a 1.0M context window and up to 131K output tokens, available from 4 providers, starting at $3.00 / 1M input and $15.00 / 1M output. A flagship reasoning-capable multimodal LLM with 2.8 trillion parameters, built on Kimi Delta Attention (a hybrid linear attention mechanism) with native visual understanding and tool-use support.
Specifications
Canonical IDmoonshot-kimi-k3
TypeLanguage
StatusActive
CreatorMoonshot AI (Kimi)Moonshot AI (Kimi)
Providers
Context Window1.0M tokens
Max Output131K tokens
Input ModalitiesImagePDFTextVideo
Output ModalitiesText
Reasoning Effortsdefault
Parameters2.78T
HuggingFace Likes7,099
HuggingFace Downloads (30d)2,850
HuggingFace Downloads (all-time)2,855
Release Date · 27 days ago
Benchmarks
Intelligence Index
Coding Index
GPQA
0.9
#3
HLE
0.5
#6
Time to First Token
2.15s
#488
SciCode
0.6
#3
LCR
0.8
#2
Output TPS
40.6
#110

Capabilities

Input4/5
Text
Image
Audio·
Video
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities5/13
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
ProviderStandard
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Hugging Face logo
Hugging Face
together_ai:moonshotai/Kimi-K3
$3.00$15.00N/A
Nebius logo
Nebius
moonshotai/Kimi-K3
$3.00$15.00N/A
OpenRouter logo
OpenRouter
moonshotai/kimi-k3
$3.00$15.00$0.3
Vercel AI Gateway logo
Vercel AI Gateway
moonshotai/kimi-k3
$3.00$15.00$0.3

Cost Calculator

US Dollar ($)
Preset:

Cheapest Instances to Run It

Cloud GPU instances that can host Kimi K3, ranked by cheapest on-demand price. The model needs about 6672 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 K3 at FP16 precision — try a lower precision such as INT4.

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Kimi K3 Fast1.0M$4.50$22.50Available
Kimi K31.0M$3.00$15.00Current
Kimi K2.7 Code High Speed262K$1.90$8.00Available
Kimi K2.7 Code262K$0.475$2.00Available
Kimi K2 Thinking Turbo262K$1.15$8.00Deprecated
Kimi K2 Turbo256KAvailable
Kimi K2.5 Non-ReasoningAvailable
Kimi K2 Instruct V0Available
Kimi K2 Preview262K$0.600$2.50Deprecated
Kimi K2 Turbo Preview262K$1.15$8.00Deprecated
Kimi K2.5 Thinking$0.600$3.00Available

Model IDs

accounts/fireworks/models/kimi-k3
kimi-k3
kimi-k3-low
moonshot-kimi-k3
moonshotai/kimi-k3
moonshotai/Kimi-K3