The Open Weights
LatestModelsLeaderboardsUpcomingCompanies
Subscribe
The Open Weights

The daily record of open-source AI. New model releases, leaderboards, and what's coming next — written for people who ship.

Refreshed every 12 hours

Discover

  • Latest releases
  • New today
  • Trending models
  • Upcoming launches

Browse

  • All models
  • Companies
  • Categories
  • Leaderboards

About

  • About
  • Editorial policy
  • RSS feed
  • Newsletter

© 2026 The Open Weights. An independent publication.

Aggregated by Claude · written with Gemini · curated by humans.

LatestMoonshot AIK2
Moonshot AIText / LLM

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
Moonshot AI · Text / LLM
Kimi-K2-Instruct
Kimi-K2-Instruct

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

0 comments

Protected by Turnstile

No comments yet. Be the first to weigh in.

Get the model

Weights

Specs

Parameters1000B · MoE
Context window128K tokens
LicenseOTHER
Downloads353.9K

Modalities

Text / LLMReasoning

More in Text / LLM

Zhipu AI
GLM-5.2
GLM-5.2
Zhipu AI/Text / LLM

Zhipu AI Releases MIT-Licensed GLM-5.2 MoE Model

The new bilingual model from the Chinese AI firm uses a Mixture of Experts architecture and sparse attention under a fully permissive license.

Jun 17, 2026
Weibo AI
VibeThinker-3B
VibeThinker-3B
Weibo AI/Reasoning

Weibo AI Releases VibeThinker-3B, a Compact Reasoning Model

The new 3-billion-parameter model from the Chinese tech giant focuses on challenging benchmarks in mathematics, coding, and graduate-level questions.

Jun 12, 2026
Moonshot AI
Kimi-K2.7-Code
Kimi-K2.7-Code
Moonshot AI/Code

Moonshot AI Releases Kimi, a Multimodal Coding Model

The new Mixture-of-Experts model from the Chinese AI company can generate code while also understanding visual inputs, a rare combination in open models.

Jun 11, 2026