LongCat 2.5 Preview
Summary
LongCat 2.5 Preview is a proprietary language model from Meituan, released on 26 Sept 2026. It accepts text and images 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 (Vercel AI Gateway), across 1 provider we track.
Multimodal reasoning model for visual analysis, planning, and tool use
Last verified 4 Oct 2026. Every figure on this page links to its source.
Specifications
| Developer | Meituan |
|---|---|
| Release date | 26 Sept 2026 [models.dev] |
| Status | Generally available [models.dev] |
| Weights | Proprietary (API only) [models.dev] |
| Context window | 1M (1,048,576 tokens) [models.dev] |
| Max output | 131K tokens [models.dev] |
| Input | Text and images [models.dev] |
| Output | Text [models.dev] |
| Reasoning mode | Yes [models.dev] |
| Tool calling | Yes [models.dev] |
LongCat 2.5 Preview API pricing by provider
USD per million tokens. Sorted by input price.
| Provider | Input | Output | Cached input | Context | Source |
|---|---|---|---|---|---|
| Vercel AI Gateway meituan/longcat-2.5-preview | $0.30 | $1.20 | $0.006 | 1M | models.dev, 4 Oct 2026 |
Frequently asked questions
What is the context window of LongCat 2.5 Preview?
LongCat 2.5 Preview has a context window of 1,048,576 tokens (1M) and can generate up to 131,072 tokens in a single response, according to models.dev.
How much does the LongCat 2.5 Preview API cost?
LongCat 2.5 Preview is listed from $0.30 per million input tokens and $1.20 per million output tokens (Vercel AI Gateway). Prices last verified 4 Oct 2026.
Is LongCat 2.5 Preview open source?
No. LongCat 2.5 Preview is a proprietary model; Meituan has not released its weights. It is available through APIs including Vercel AI Gateway.
When was LongCat 2.5 Preview released?
Meituan released LongCat 2.5 Preview on 26 Sept 2026, according to models.dev.
Change history
No changes detected since we started tracking this model. We re-check every source daily.