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inclusionAIFebruary 13, 2026

Ring-2.5-1T

Open Source
Coding
Agentic AI
LLMs

Explore Ring-2.5-1T

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### TL;DR

Ring-2.5-1T is the world's first open-source trillion-parameter reasoning model based on hybrid linear attention architecture. It introduces a high-ratio linear attention mechanism that reduces memory access overhead by over 10× and increases generation throughput by more than 3× for sequences exceeding 32K tokens, making it particularly suitable for deep reasoning and long-horizon task execution.

Key Insights & Metrics

Pricing
Free
Cost structure
Version
2.5-1T
Current release version
Hardware
RTX 4090, A100 GPU, 8GB RAM
Compute requirements
Category
Open Source
Licensing model
Region
China
Primary region

Key Features

  • High-ratio linear attention mechanism
  • Enhanced generation efficiency
  • Deep reasoning capabilities
  • Long-horizon task execution
  • Open-source availability

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