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TencentJuly 6, 2026

Hy3

Open Source
Large Language Model
Mixture-of-Experts
Agentic AI
Open Source

Explore Hy3

Visit the official website to learn more and get started

### TL;DR

Hy3 is a powerful 295B-parameter Mixture-of-Experts (MoE) large language model developed by Tencent. It features 21B active parameters per token, a 256K context window, and is designed to deliver high-performance reasoning, agentic workflows, and long-context processing at lower compute costs.

Key Insights & Metrics

Pricing
Free
Cost structure
Version
3
Current release version
Hardware
Recommended 8 GPUs (e.g., H20-3e or equivalents with high VRAM) for standard self-hosted inference
Compute requirements
Category
Open Source
Licensing model
Region
China
Primary region

Key Features

  • 295B total parameters with 21B active parameters per token
  • 256K context window for long-form document comprehension
  • Advanced agentic capabilities with support for tool-call orchestration
  • Multi-Token Prediction (MTP) layer for accelerated decoding
  • Open-source release under the Apache 2.0 license
  • Optimized for reasoning, coding, and multi-turn complex intent tracking

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