Kimi K3: The Complete Developer Guide
Together AI ● Covered by 33 sources
Moonshot AI released Kimi K3, a 2.8-trillion-parameter open-weights model now available on Together AI's API with support for 1M context length, reasoning modes, vision, and tool use. The model uses novel architectures including Kimi Delta Attention for long contexts and Stable LatentMoE for sparse expert routing, activating only 16 of 896 experts per token. Developers can now build production applications with OpenAI-compatible API calls, configurable reasoning depth, streaming, structured output, and automatic context caching.
Why it matters
Kimi K3 is the first open 3T-class model. See how it benchmarks, what it costs, and how to call it on the Together AI API, with copy-paste code examples.
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