The default strategy. This strategy currently uses a max_chunk_size_tokens of 800 and chunk_overlap_tokens of 400.

This is returned when the chunking strategy is unknown. Typically, this is because the file was indexed before the chunking_strategy concept was introduced in the API.

A vector store is a collection of processed files can be used by the file_search tool.

The expiration policy for a vector store.

The expiration policy for a vector store.

The expiration policy for a vector store.

The strategy used to chunk the file.

The chunking strategy used to chunk the file(s). If not set, will use the auto strategy. Only applicable if file_ids is non-empty.