# LongCat-2.0

> LongCat-2.0 is an open-weight language model from Meituan, released on 30 Jun 2026. It accepts text and generates text, with a 1M-token context window and up to 131K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $0.30 per million input tokens and $1.20 per million output tokens (OpenRouter), across 2 providers we track.

Source page: https://www.aimodel.directory/models/longcat-2-0
Last verified: 4 Oct 2026

## Specifications

- **Developer:** Meituan
- **Release date:** 30 Jun 2026 (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/siliconflow/models/meituan-longcat/LongCat-2.0.toml)
- **Status:** Generally available (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/siliconflow/models/meituan-longcat/LongCat-2.0.toml)
- **Weights:** Open weights (source: Hugging Face, https://huggingface.co/meituan-longcat/LongCat-2.0)
- **License:** mit (source: Hugging Face, https://huggingface.co/meituan-longcat/LongCat-2.0)
- **Parameters:** 1.8T (source: Hugging Face, https://huggingface.co/meituan-longcat/LongCat-2.0)
- **Context window:** 1M (1,049,000 tokens) (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/siliconflow/models/meituan-longcat/LongCat-2.0.toml)
- **Max output:** 131K tokens (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/siliconflow/models/meituan-longcat/LongCat-2.0.toml)
- **Input:** Text (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/siliconflow/models/meituan-longcat/LongCat-2.0.toml)
- **Output:** Text (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/siliconflow/models/meituan-longcat/LongCat-2.0.toml)
- **Reasoning mode:** Yes (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/siliconflow/models/meituan-longcat/LongCat-2.0.toml)
- **Tool calling:** Yes (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/siliconflow/models/meituan-longcat/LongCat-2.0.toml)
- **Hugging Face:** meituan-longcat/LongCat-2.0 (source: Hugging Face, https://huggingface.co/meituan-longcat/LongCat-2.0)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| OpenRouter | $0.30 | $1.20 | $0.006 | 1M |
| SiliconFlow | $0.75 | $2.95 | $0.01 | 1M |

## FAQ

### What is the context window of LongCat-2.0?

LongCat-2.0 has a context window of 1,049,000 tokens (1M) and can generate up to 131,072 tokens in a single response, according to models.dev.

### How much does the LongCat-2.0 API cost?

LongCat-2.0 is listed from $0.30 per million input tokens and $1.20 per million output tokens (OpenRouter). Prices last verified 4 Oct 2026.

### Is LongCat-2.0 open source?

LongCat-2.0 is an open-weight model: its weights are published on Hugging Face as meituan-longcat/LongCat-2.0 under the mit license. Check the license terms before commercial use.

### When was LongCat-2.0 released?

Meituan released LongCat-2.0 on 30 Jun 2026, according to models.dev.

### Which providers offer LongCat-2.0?

We track LongCat-2.0 on 2 providers: OpenRouter, SiliconFlow.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "LongCat-2.0", https://www.aimodel.directory/models/longcat-2-0