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Chroma is the open-source search and retrieval database for AI applications.
Vector, full-text, regex, and metadata search. Develop locally and scale to petabytes in the cloud backed by object storage. Serverless search and retrieval that is fast, cheap, and reliable.

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5M+ monthly downloads
Apache 2.0
21k Github stars
Low latency search
Fast queries over billions of multi-tenant indexes.
Up to 10x cheaper
Built on object storage with automatic data tiering.
No engineering ops
Scales with your data and traffic. SOC 2 Type I.
What's new
still frame of interview
Beyond The Embedding: Vector Indexing
In this episode of Beyond The Embedding, Sanket Kedia talks through our implementation of SPANN and SPFresh.
Product: The New Chroma CLI →
Context Rot - Chroma Research. Read now →
☞All Interviews☞All Technical Reports
Simple and Powerful
From notebook to production, prototype, iterate, and deploy your application with Chroma.
Getting started is as easy as pip install...
pip install chromadb
Full featured
Everything you need for retrieval:
  • Vector search
  • Full-text search
  • Metadata saerch
  • SOC II Type I
Layers
Free
Open source under Apache 2.0
Open source
Speaks your language
Clients for JS, Python, Ruby, PHP, Java and more.
Client languages
Integrated
Embedding models from HuggingFace, OpenAI, Google, and more, built in.
Integrated with Langchain, LlamaIndex, with more tools and frameworks coming soon.
Puzzle
Get started
Quick start (Python & JavaScript)
Architecture overview
Full-text search and metadata filtering
Retrieve images with multimodal
Deploy Chroma to the cloud
Browse integrations
Contribute to the project
Community
discord
Join the Chroma Discord server
github
Github community
youtube
Follow Chroma on YouTube
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Twitter
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Build and deploy
Install
Get up and running instantly.
Deploy
Run Chroma on AWS, GCP, Azure and more.
Scale
Chroma's distributed architecture is horizontally scalable, multi-tenant, and cloud native - powered by object storage.
Architecture
Cloud
Chroma's developer cloud is fully-managed, elastically scalable, with serverless billing. With the same API.
Cloud
FAQs
How can I get support? → Post a Github issue, or join our Discord.
Does Chroma have a fully-managed cloud version? → Yes, sign up.
What does Chroma cost? → Chroma is free and open-source under the Apache 2.0 License.
What does Chroma Cloud cost? → View Pricing
Are you hiring? → Yes

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