# Ling 2.6 1T: AI model fact sheet

- **Provider:** inclusionai
- **Released:** 2026-04-23
- **Context window:** 262,144 tokens
- **API pricing:** $0.000 / 1M input, $0.000 / 1M output
- **OpenRouter ID:** inclusionai/ling-2.6-1t:free
- **Capabilities:** conversation, reasoning, code-generation, analysis, agentic-tool-use

Ling-2.6-1T is an instant (instruct) model from inclusionAI and the company's trillion-parameter flagship, designed for real-world agents that require fast execution and high efficiency at scale. It uses a 'fast thinking' approach to reduce costs to roughly a quarter of comparable models while maintaining top-tier performance. The model achieves state-of-the-art results on benchmarks such as AIME26 and SWE-bench Verified, and is well suited for advanced coding, complex reasoning, and large-scale agent workflows where both capability and efficiency are critical.

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/ling-2.6-1t-free