What are the hardware requirements for LongCat Flash Thinking ZigZag?

LongCat Flash Thinking ZigZag requires approximately 0.1 GB of VRAM and supports a context window of 960K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed LongCat Flash Thinking ZigZag and how large is it?

LongCat Flash Thinking ZigZag is developed by meituan-longcat, a model with 561.9b parameters. The model is published as open weights on Hugging Face and indexed on LLM Explorer with full benchmark history.

Where can I download or evaluate LongCat Flash Thinking ZigZag?

LongCat Flash Thinking ZigZag is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

LongCat Flash Thinking ZigZag by meituan-longcat — VRAM 0.1GB, 960K context

Name: LongCat Flash Thinking ZigZag
Author: meituan-longcat

LongCat Flash Thinking ZigZag is an open-source language model by meituan-longcat. Features: 561.9b LLM, VRAM: 0.1GB, Context: 960K, License: mit, LLM Explorer Score: 0.23.

Arxiv:2512.23966 Conversational Custom code Longcat-flash-thinking-zigzag Region:us Safetensors

Model Card on HF 🤗: https://huggingface.co/meituan-longcat/LongCat-Flash-Thinking-ZigZag

LongCat Flash Thinking ZigZag Parameters and Internals

LLM Name	LongCat Flash Thinking ZigZag
Repository 🤗	https://huggingface.co/meituan-longcat/LongCat-Flash-Thinking-ZigZag
Model Size	561.9b
Required VRAM	0.1 GB
Updated	2026-08-05
Maintainer	meituan-longcat
Model Files	1.6 GB: 1-of-75 1.9 GB: 2-of-75 0.2 GB: 3-of-75 1.8 GB: 4-of-75 0.1 GB: 5-of-75 16.0 GB: 6-of-75 15.9 GB: 7-of-75 15.9 GB: 8-of-75 16.1 GB: 9-of-75 16.0 GB: 10-of-75 16.0 GB: 11-of-75 15.9 GB: 12-of-75 15.9 GB: 13-of-75 16.1 GB: 14-of-75 16.0 GB: 15-of-75 16.0 GB: 16-of-75 15.9 GB: 17-of-75 15.9 GB: 18-of-75 16.1 GB: 19-of-75 16.0 GB: 20-of-75 16.0 GB: 21-of-75 15.9 GB: 22-of-75 15.9 GB: 23-of-75 16.1 GB: 24-of-75 16.0 GB: 25-of-75 16.0 GB: 26-of-75 15.9 GB: 27-of-75 15.9 GB: 28-of-75 16.1 GB: 29-of-75 16.0 GB: 30-of-75 16.0 GB: 31-of-75 15.9 GB: 32-of-75 15.9 GB: 33-of-75 16.1 GB: 34-of-75 16.0 GB: 35-of-75 16.0 GB: 36-of-75 15.9 GB: 37-of-75 15.9 GB: 38-of-75 16.1 GB: 39-of-75 16.0 GB: 40-of-75 16.0 GB: 41-of-75
Model Architecture	LongcatCausalLM
License	mit
Context Length	983040
Model Max Length	983040
Vocabulary Size	131072

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Best Alternatives to LongCat Flash Thinking ZigZag

Best Alternatives	Context / RAM	Downloads	Likes
LongCat Flash Thinking 2601	960K / 0.1 GB	2205	116
...ongCat Flash Thinking 2601 FP8	960K / 0.1 GB	31	13
LongCat HeavyMode Summary	960K / 0.1 GB	29	13

Note: green Score (e.g. "73.2") means that the model is better than meituan-longcat/LongCat-Flash-Thinking-ZigZag.