> For the complete documentation index, see [llms.txt](https://tailwindsdocs.innovativesol.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://tailwindsdocs.innovativesol.com/readme/chatflows/llamaindex/vector-stores.md).

# Vector Stores

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A vector store or vector database refers to a type of database system that specializes in storing and retrieving high-dimensional numerical vectors. Vector stores are designed to efficiently manage and index these vectors, allowing for fast similarity searches.

### Vector Store Nodes:

* [Pinecone](/readme/chatflows/llamaindex/vector-stores/pinecone.md)
* [SimpleStore](/readme/chatflows/llamaindex/vector-stores/queryengine-tool.md)