Introduction

Chroma gives you everything you need for retrieval: store embeddings with metadata, search with dense and sparse vectors, filter by metadata, and retrieve across text, images, and more.

What Chroma Offers

<Columns cols={3}> <Card title="Document Storage" icon="database" href="/docs/collections/add-data"> Store documents and metadata. </Card> <Card title="Embeddings" icon="microchip" href="/docs/embeddings/embedding-functions"> Use any embedding model. OpenAI, Cohere, Hugging Face, sentence-transformers, and more. </Card> <Card title="Vector Search" icon="magnifying-glass" href="/docs/querying-collections/query-and-get"> Dense, sparse, and hybrid search. Query by similarity and combine multiple search strategies. </Card> <Card title="Full-Text & Regex Search" icon="font" href="/docs/querying-collections/full-text-search"> Keyword and regex search over your data without embeddings. </Card> <Card title="Metadata Filtering" icon="filter" href="/docs/querying-collections/metadata-filtering"> Filter results at query time by metadata conditions. </Card> <Card title="Multi-Modal Retrieval" icon="image" href="/docs/embeddings/multimodal"> Index and search images, audio, and other modalities alongside text. </Card> </Columns>

Quickstart

<Columns cols={2}> <Card title="Getting Started with the Chroma SDK" icon="python" iconType="brands" href="/docs/overview/getting-started"> Create a self-hosted or cloud database and add data to it using the Chroma SDK. </Card> <Card title="Create a Chroma Cloud Database" icon="cloud" href="https://www.trychroma.com/signup"> Create a scalable, zero-ops Chroma Cloud database to store your AI data. </Card> </Columns>

Example Projects

<Columns cols={2}> <Card title="Agentic Search" icon="robot" href="/guides/build/agentic-search"> Build agents that iteratively search and refine results for complex queries. </Card> <Card title="Code Search" icon="code" href="https://www.youtube.com/watch?v=Jw-4oC5HtK4"> Index codebases to power coding agents using AST-aware chunking. </Card> </Columns>

Open Source

Chroma is licensed under Apache 2.0. Run it locally, self-host, or use Chroma Cloud for a managed, serverless experience.