Kimi K3 Fast
Kimi K3 is an ultra-large-scale, open-weight multimodal reasoning model from Moonshot AI. It is suited for complex coding, knowledge work, and long-horizon agentic workflows, and is particularly strong at navigating large repositories, using tools, debugging, and iterating against images, logs, tests, and runtime feedback.
Modalities
In / out price
$4.50 / $22.50per 1M
Cached price
$0.45per 1M
Context
1M
Max output
131K
Providers
1 routeCompare providers by price, privacy, and speed.
| Private | $4.50 | $22.50 | $0.45 | 1M | 131K | — | — |
Privacy
2 / 4Private routing
Private tier
- Anonymous
- Private
- TEE
- E2EE
Prompt and response content is not retained after the request. Request content is visible to the inference runtime while it is being processed. Learn more
Features
8Streaming
Tool calling
Reasoning
Vision
JSON/schema
Web search
Code optimized
Prompt caching
Uptime
FAQ
Common questions about Kimi K3 Fast.