Kimi K3

by Moonshot AI

Kimi K3 is a large-scale open-weight Mixture-of-Experts language model from Moonshot AI, with 2.8 trillion total parameters and 104 billion active parameters. API access launched July 16, 2026, with full weights released July 27, 2026. It supports a 1 million token context window and targets institution-scale deployments. Released under a bespoke Kimi K3 License with commercial conditions for large operators.

Large Language Models
Proprietary

Primary Use Cases

  • Large-scale research and analysis
  • Enterprise reasoning tasks
  • Long-context document processing
  • Institution-scale AI deployments

✅ Strengths

  • Extremely large parameter count with efficient MoE inference
  • 1M token context window
  • Open-weight release enables self-hosting

⚠️ Limitations

  • Bespoke Kimi K3 License — not standard open source; commercial conditions apply for large operators
  • Recommended 64+ accelerators for deployment — not practically accessible for most users
  • Institution-scale compute requirements limit accessibility
  • Not equivalent to locally runnable open-source software

Technical Specifications

Developer
Moonshot AI
Category
Large Language Models
Type
🧠 Foundation Model
License
UNKNOWN

Trust & Privacy

Health Status
🟢 Active
Trains on User Data
❓ Unknown
Certifications
None listed

Ecosystem & Integrations

API Access
✅ Available
Chrome Extension
❌ No
Mobile App
❌ No
Pricing Model
💰 Pay Per Use

Pricing Breakdown

API Access

Pay-per-use API via Moonshot platform