LongCat is an advanced AI model series developed by Meituan, providing powerful and efficient open-source solutions for complex tasks. The latest addition, LongCat-Flash-Thinking, is a 560B parameter Mixture of Experts reasoning model designed to set a new benchmark for speed and performance. It is built to handle highly demanding computational tasks while remaining accessible to developers who need top-tier reasoning capabilities.
Launch Date:
July 11, 2026