LongCat Next is an open-source language model by meituan-longcat. Features: 74.3b LLM, VRAM: 150.8GB, Context: 128K, License: mit, LLM Explorer Score: 0.45.
Arxiv:2603.27538 Any-to-any Custom code Longcat-next Longcat next Multimodal Region:us Safetensors Sharded Tensorflow
Model Card on HF 🤗: https://huggingface.co/meituan-longcat/LongCat-Next
LongCat Next Benchmarks
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
What is the LLM Explorer Rank (Score)
LongCat Next Parameters and Internals
| LLM Name | LongCat Next |
| Repository 🤗 | https://huggingface.co/meituan-longcat/LongCat-Next |
| Model Size | 74.3b |
| Required VRAM | 150.8 GB |
| Updated | 2026-04-16 |
| Maintainer | meituan-longcat |
| Model Type | longcat_next |
| Model Files | |
| Model Architecture | LongcatNextForCausalLM |
| License | mit |
| Context Length | 131072 |
| Model Max Length | 131072 |
| Transformers Version | 4.57.6 |
| Tokenizer Class | BloomTokenizer |
| Padding Token | <longcat_pad> |
| Vocabulary Size | 282624 |
| Torch Data Type | bfloat16 |
Quantized Models of the LongCat Next
Model |
Likes |
Downloads |
VRAM |
|---|---|---|---|
| LongCat Next 4bit | 2 | 27 | 38 GB |
Rank the LongCat Next Capabilities
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Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260328a