LongCat-2.0, an open-source model from Meituan, has been released under the MIT license. This model boasts 1.6 trillion parameters with approximately 48 billion active parameters and supports a 1 million token context window. It is designed for agentic coding and integrates with frameworks like Claude Code, OpenClaw, and Hermes Agent, showing competitive performance on benchmarks like SWE-bench Pro, surpassing GPT-5.5. AI
IMPACT This release provides a powerful, open-source alternative for agentic coding tasks, potentially driving innovation in AI development and integration.
RANK_REASON Open-source release of a large language model with significant parameter count and context window.
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- AMD
- Claude Code
- GLM-5.2
- GPT-5.5
- Hermes Agent
- LongCat-2.0
- Meituan
- MI355x
- MIT
- OpenClaw
- OpenRouter
- Qwen
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