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Overview Caches Callbacks Documents Document loaders Embeddings Exceptions Language models Serialization Output parsers Prompts Rate limiters Retrievers Runnables Utilities Vector stores

Language

Theme

Pythonlangchain-corelanguage_modelsmodel_profileModelProfilerelease_date

Attribute●Since v1.2

release_date

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release_date: str

View source on GitHub

Model release date (ISO 8601 format, e.g., '2025-06-01').