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doc: Add unsupported search mode info about FAISS

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Signed-off-by: Varsha Prasad Narsing <varshaprasad96@gmail.com>
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Varsha Prasad Narsing 2025-08-10 12:52:13 -07:00
parent 1677d6bffd
commit 5afa7b4fc5
3 changed files with 30 additions and 2 deletions
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12
llama_stack/providers/registry/vector_io.py
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@ -45,6 +45,18 @@ That means you'll get fast and efficient vector retrieval.
- Lightweight and easy to use
- Fully integrated with Llama Stack
- GPU support
- **Vector search** - FAISS supports pure vector similarity search using embeddings
## Search Modes
**Supported:**
- **Vector Search** (`mode="vector"`): Performs vector similarity search using embeddings
**Not Supported:**
- **Keyword Search** (`mode="keyword"`): Not supported by FAISS
- **Hybrid Search** (`mode="hybrid"`): Not supported by FAISS
> **Note**: FAISS is designed as a pure vector similarity search library. See the [FAISS GitHub repository](https://github.com/facebookresearch/faiss) for more details about FAISS's core functionality.
## Usage