chroma

Manage vector embeddings and metadata for semantic search applications.

Updated Aug 23, 2026
One-click install
npx skills add https://github.com/choice5346/BiSHE --skill chroma-choice5346
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: chroma
Source: https://github.com/choice5346/BiSHE/tree/main/.github/skills/chroma
Command: npx skills add https://github.com/choice5346/BiSHE --skill chroma-choice5346

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires chromadb, sentence-transformers, and includes references (resource) components.

What problem does it solve?

This Skill provides a local, open-source solution for storing and querying vector embeddings, enabling AI applications to efficiently retrieve relevant information based on semantic similarity.

Core Features & Use Cases

  • Vector Storage: Store embeddings and associated metadata.
  • Semantic Search: Perform similarity searches using natural language queries.
  • Metadata Filtering: Filter search results based on metadata criteria.
  • Use Case: Building a RAG (Retrieval-Augmented Generation) application where users can ask questions about a large document set, and the Skill retrieves the most relevant passages for the LLM to synthesize an answer.

Quick Start

Use the chroma skill to add the document 'my_document.txt' with the ID 'doc1' to a collection named 'my_collection'.

Frequently Asked Questions about chroma

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

FAQPage Schema
How do I store document embeddings for semantic search in a local RAG application?

You can store document embeddings locally by adding text files to a named collection within the vector database, enabling semantic search and retrieval-augmented generation. The database manages both the vectors and their associated metadata.

What is an open-source vector database for AI applications?

An open-source vector database for AI applications is an AI-native embedding storage system that retrieves relevant information based on semantic similarity. It provides a simple API for collection management, document addition, querying, and metadata filtering.

Does Chroma support metadata filtering for similarity searches?

Yes, Chroma supports metadata filtering during similarity searches. You can filter search results based on specific metadata criteria, allowing you to narrow down retrieved passages from the vector database.

Can I use sentence-transformers to generate embeddings for ChromaDB?

Yes, sentence-transformers is a required dependency for this Skill. You can use it to generate the vector embeddings that are then stored and queried in the ChromaDB vector database.

What's the best way to retrieve relevant passages for an LLM from a large document set?

The best way to retrieve relevant passages is using a RAG architecture with a vector database. You store document chunks as embeddings, perform a similarity search with a natural language query, and pass the retrieved passages to the LLM.

When do I need a self-hosted vector database for AI applications?

You need a self-hosted vector database when building local RAG applications that require private, AI-native embedding storage. It allows you to perform semantic searches and manage collections without relying on external cloud services.