Kimi K3.1 Pro

Moonshot AI released the weights of the Kimi K3.1 Pro model, which has approximately 3 trillion parameters, on Hugging Face under a proprietary license.

• •The weights of a large-scale model with approximately 3 trillion parameters were released on November 5.
• •The release is on Hugging Face under the proprietary 'Kimi K3.1-Pro License'.
• •This is the open-weight release of the AI model announced on October 23.

China's Moonshot AI announced its latest multimodal MoE model, Kimi K3.1 Pro, and the high-response model Kimi K3.1 Pro Highspeed on October 23, 2026.

• •China's Moonshot AI announced its latest multimodal MoE model, Kimi K3.1 Pro, on October 23, 2026.
• •The company also began offering the high-response model, Kimi K3.1 Pro Highspeed.
• •The announced models utilize a multimodal Mixture of Experts (MoE) architecture.

China's Moonshot AI announced the open-weight model "Kimi K3.1 Pro," which outperforms GPT-6 Astra in some evaluations, alongside a 2-3 times faster version, with model weights scheduled for release by November 4.

• •China's Moonshot AI announced the open-weight model "Kimi K3.1 Pro".
• •The model outperforms GPT-6 Astra in some evaluations such as development performance, and a 2-3 times faster version was also released simultaneously.
• •The model weights are scheduled to be published by November 4.

Moonshot AI announced Kimi K3.1 Pro, an improved open LLM with enhanced 3D model generation and coding capabilities.

• •It appeared as an improved version of Kimi K3, the first open LLM to reach 3 trillion parameters.
• •It became available via chat services, desktop apps, coding tools, and APIs starting October 24.
• •Kimi K3.1 Pro Highspeed, which doubles or triples response speed, was also launched, with open weights planned for release by November 4.