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LatestMoonshot AIK2
Moonshot AIVision-Language

Moonshot AI Releases Trillion-Parameter Kimi-K2 Model

The new Mixture-of-Experts model brings massive scale to the open-weights community, focusing on complex reasoning and coding tasks with a 128K context window.

Jul 11, 2025
Major releaseOther
Kimi K2.6

Moonshot AI has released the weights for Kimi-K2-Instruct, a new large language model built at a massive scale. The model is described as having a trillion parameters, placing it among the largest open-access models available to researchers and developers.

Built on a Mixture-of-Experts (MoE) architecture, Kimi-K2 is designed for efficiency at scale. The model features a 128,000-token context window, enabling it to process and reason over extensive documents and complex codebases. According to the developers, the model's strengths lie in its agentic capabilities and coding performance, suggesting an aptitude for multi-step, autonomous tasks.

A New Tool for Complex Tasks

The release of a trillion-parameter model is a significant event for the open-source AI landscape. It provides a powerful foundation for building sophisticated applications that require deep reasoning and the ability to maintain context over long interactions. Key features of Kimi-K2-Instruct include:

  • Massive Scale: One trillion parameters.
  • Efficient Architecture: Mixture-of-Experts (MoE).
  • Large Context: 128,000-token window.
  • Specialization: Strong performance in coding and agentic reasoning.

The model weights and card are now available for download from the Hugging Face Hub. The model is released under a custom license, and developers should review its specific terms of use before integrating it into their work.

Sources

  • moonshotai/Kimi-K2-Instruct

    Hugging Face

    Visit
OlderBlack Forest Labs Releases FLUX.1 Krea Image ModelBlack Forest Labs · Text → Image · last yearNewerT-Tech Releases T-one for Russian Speech RecognitionT-Tech · Speech → Text · last year

Get the model

Hugging Face

Specs

Parameters1000B · MoE
Active params32B active
Context window128K tokens
Size1.0 TB
PrecisionFP8
ArchitectureDeepseekV3ForCausalLM
LicenseOTHER
Downloads249.8K
Likes1.6K

Can you run it?

Datacenter only — about 619.6 GB even at 4-bit.

  • FP8 (as published)

    Multi-node cluster

    1.0 TB
  • 4-bit

    8×H100 80 GB node

    619.6 GB
Your machine
GGUF builds
  • Mixture-of-experts: all 1030B parameters must be resident even though only 32B are active per token — active count affects speed, not memory.
  • KV cache sized for 8,192 tokens of context; longer prompts need proportionally more.

Based on Hugging Face weights metadata. Assumes an 8K context and ~1 GB runtime overhead; actual needs vary. How we estimate


Modalities

Text / LLMReasoning
4 versions — view changelog

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