# MoonshotAI: Kimi K3: AI model fact sheet

- **Provider:** moonshotai
- **Released:** 2026-07-16
- **Context window:** 1,048,576 tokens
- **API pricing:** $3.00 / 1M input, $15.00 / 1M output
- **OpenRouter ID:** moonshotai/kimi-k3
- **Capabilities:** conversation, reasoning, code-generation, analysis, agentic-tool-use, tool-use

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. Its architecture uses KDA and Attention Residuals for computational efficiency.

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/kimi-k3