Model · Multimodal language model

LongCat-2.5-Preview

Meituan's LongCat-2.5-Preview, a multimodal agentic model with image and video understanding and a 1M-token context window, served through the LongCat API Platform under Meituan's platform terms, with no published weights.

Developer
Meituan
Distribution
Developer API
Artifact licensing
Proprietary access
License scope
Reviewed release artifacts and mandatory terms; not an assessment of training code or training data openness.
Licenses
LongCat API Platform Terms of Service
Boundary
This record represents the LongCat-2.5-Preview release announced September 25, 2026 and served through the LongCat API Platform under the model name LongCat-2.5-Preview. The open-weight LongCat-2.0 release, the retired LongCat-2.0-Preview beta, earlier LongCat-Flash models, the longcat.chat consumer chat product, and independent hosts are separate boundaries.

Risk statements

Not yet examined.

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