chroma

Store embeddings with metadata for similarity search and retrieval.

Updated Aug 23, 2026
One-click install
npx skills add https://github.com/objval/hermes-agent --skill chroma-objval
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: chroma
Source: https://github.com/objval/hermes-agent/tree/main/optional-skills/mlops/chroma
Command: npx skills add https://github.com/objval/hermes-agent --skill chroma-objval

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Chroma provides a local, open-source embedding database to store vectors and metadata, enabling fast similarity search and organized data management for AI applications.

Core Features & Use Cases

  • Local vector store with persistence for offline development and production deployments
  • Metadata filtering and rich search capabilities for precise retrieval
  • Integrations with LangChain and LlamaIndex for seamless tooling and pipelines
  • Use cases include retrieval-augmented generation, document retrieval, and knowledge-backed assistants

Quick Start

Start by creating or loading a Chroma database, add documents with metadata, and run a simple similarity query to retrieve relevant results.

Frequently Asked Questions about chroma

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I store embeddings for semantic search in a local development environment?

You can store embeddings for semantic search by adding documents and their metadata to a local vector database. This enables fast similarity search and retrieval for retrieval-augmented generation applications across notebooks and production environments.

What is an open-source vector store and when do I need one for retrieval-augmented generation?

An open-source vector store is a database that saves embeddings and metadata to enable efficient similarity search. You need one for retrieval-augmented generation when your application must retrieve relevant document context based on semantic similarity.

Can I filter semantic search results using metadata in a local vector database?

Yes, you can filter semantic search results using metadata. The database supports metadata filtering alongside similarity queries, allowing you to restrict retrieved documents to those matching specific attribute conditions for precise retrieval.

Does this local vector database work with LangChain and LlamaIndex pipelines?

Yes, the local embedding database works with LangChain and LlamaIndex. It offers a simple API compatible with these frameworks, enabling seamless integration into existing retrieval-augmented generation pipelines and knowledge-backed assistants.

What is the best way to persist embeddings offline for production deployments?

The best way to persist embeddings offline is using a local vector store with built-in persistence capabilities. This saves your embedding database to disk, maintaining state across restarts in offline development and production deployments.

What are the limitations of using an open-source embedding database for document retrieval?

Limitations of an open-source embedding database for document retrieval include potential scaling constraints compared to managed cloud alternatives. While it supports local development and production deployments, large-scale distributed environments require manual infrastructure management.