> ## Documentation Index
> Fetch the complete documentation index at: https://docs.siray.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Kimi K3.1 Pro

> Kimi K3.1 Pro by Moonshot AI is a native multimodal reasoning model for long-horizon coding, agents, and knowledge work. Its long-context understanding and tool use support complex end-to-end tasks.

### Model Use Cases

Use Kimi K3.1 Pro by Moonshot AI for long-horizon coding, visual understanding, agent orchestration, research, and end-to-end knowledge work.

> [card] [Try Kimi K3.1 Pro on Siray.ai](https://console.siray.ai/model-api)

### Key Features

* **Native Vision:** Understands visual inputs alongside text for multimodal analysis and agent workflows.
* **Long-Context Reasoning:** Maintains context across extended documents, codebases, and complex multi-step tasks.
* **Long-Horizon Coding:** Supports planning, implementation, debugging, and verification across software projects.
* **Agentic Tool Use:** Works with tool calls and structured interactions for autonomous task execution.
* **Always-On Thinking:** Uses persistent reasoning to support deeper analysis, planning, and complex decisions.

> [card] [Get Started with the API](https://docs.siray.ai/api-reference/model-api/kimi-k3.1-pro.md)


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