What is Chroma?
Chroma is an open-source vector database that offers a core API with four commands. It allows users to create collections, add, update, and delete documents, and perform queries. Chroma also has plans to offer a hosted version in the future and hosts Community Town Halls on Discord.
Key Features:
Core API: Chroma provides a core API with four commands that allow users to interact with the vector database. These commands include creating collections, adding, updating, and deleting documents. This API provides a straightforward and efficient way to manage data.
Document Embedding: Users can easily add documents to the collection, and Chroma will automatically embed them. This feature saves time and effort by eliminating the need for manual embedding.
Querying Capabilities: Chroma allows users to perform queries on the collection. Users can specify query texts and set the number of desired results. Optional filters can also be applied to refine the query results. This feature enables efficient and accurate retrieval of relevant information.
Use Cases:
Content Recommendation: Chroma can be utilized to power content recommendation systems. By storing and querying vector representations of documents, it can efficiently match user preferences with relevant content, enhancing the user experience.
Similarity Search: Chroma's vector database can be used for similarity search applications. By comparing vector representations, it can identify similar documents or items, enabling tasks such as finding similar products or recommending similar articles.
Metadata Filtering: Chroma allows users to filter documents based on arbitrary metadata. This feature is useful in scenarios where specific attributes or properties need to be considered when retrieving documents from the collection.
Conclusion:
Chroma is an open-source vector database that offers a user-friendly core API with essential commands for managing collections and performing queries. Its document embedding feature saves time and effort, while the querying capabilities enable efficient retrieval of relevant information. Chroma can be utilized in various use cases, including content recommendation, similarity search, and metadata filtering. With plans to offer a hosted version in the future and regular Community Town Halls, Chroma aims to provide a valuable and collaborative experience for its users.
More information on Chroma
Launched
2022-03
Pricing Model
Freemium
Starting Price
Global Rank
156589
Follow
Month Visit
273.7K
Tech used
Next.js,Vercel,Emotion,Webpack,HSTS
Top 5 Countries
18.77%
9.8%
7.64%
6.12%
5.45%
United States
India
China
United Kingdom
Germany
Traffic Sources
2.5%
0.71%
0.09%
8.21%
49.93%
38.53%
social
paidReferrals
mail
referrals
search
direct
Source: Similarweb (Sep 24, 2025)
Chroma was manually vetted by our editorial team and was first featured on 2023-06-05.
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