AI
Overview
About this model
Kimi K3 is Moonshot AI's open-weight multimodal reasoning model. Its mixture-of-experts architecture has 2.8 trillion total parameters with 104 billion activated per token, and supports a 1,048,576-token context. It accepts text, images, and video and produces text. Built for complex coding, knowledge work, and long-running agent workflows, it supports tool calling and structured outputs. Model weights are available under the Kimi K3 License.
- Context window
- 1048576
- Category
- -
- Last updated
- 2026-10-03
- Providers
- -
Performance
Usage and availability
Last 14 days
Requests over timeDaily volume
Availability over timeDaily success rate
Cache hit rateDaily cache reads
API endpoints
Supported parameters
Availability
Providers
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Provider performanceAll active provider routes
API access
Request example
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POST/v1/responses