chroma

Manage vector embeddings and perform semantic similarity searches in chromadb databases.

Updated Jun 25, 2026
One-click install
npx skills add https://github.com/Rheasilvia/hermes-desktop --skill chroma-rheasilvia
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: chroma
Source: https://github.com/Rheasilvia/hermes-desktop/tree/main/optional-skills/mlops/chroma
Command: npx skills add https://github.com/Rheasilvia/hermes-desktop --skill chroma-rheasilvia

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This skill addresses the challenge of providing LLMs with long-term memory and context by enabling efficient semantic search and retrieval-augmented generation (RAG) workflows.

Core Features & Use Cases

  • Vector Database Management: Create, query, and manage collections of document embeddings for semantic retrieval.
  • Metadata Filtering: Perform precise searches by combining vector similarity with structured metadata filters.
  • Use Case: Build a local knowledge base for a project by indexing technical documentation and querying it to retrieve relevant snippets during development.

Quick Start

Use the chroma skill to initialize a persistent database at the path ./my_knowledge_base and add the provided documents to a new collection.

Frequently Asked Questions about chroma

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

FAQPage Schema
How do I build a local vector database for RAG applications?

Build a local vector database for RAG by initializing a persistent storage path and indexing document embeddings. This skill manages vector embeddings and performs semantic similarity searches to provide LLMs with long-term memory and context.

How do I perform semantic search with metadata filtering in a vector database?

Perform semantic search with metadata filtering by combining vector similarity queries with structured metadata filters. This allows precise retrieval of document snippets from your indexed collections based on both contextual meaning and structured attributes.

Do I need chromadb and sentence-transformers to generate vector embeddings?

Yes, you need chromadb and sentence-transformers to generate vector embeddings and handle vector operations. These dependencies are required to facilitate embedding generation, document indexing, and persistent storage of vector data.

Can I use chroma to index technical documentation for a local knowledge base?

Yes, you can use chroma to index technical documentation for a local knowledge base. It enables you to create collections of document embeddings and query them to retrieve relevant snippets during development or other project workflows.

What is the best way to provide LLMs with long-term memory using semantic search?

The best way to provide LLMs with long-term memory is by using a vector database to store and retrieve document embeddings. This skill addresses the challenge of context retention by enabling efficient semantic search and retrieval-augmented generation workflows.

Does chroma support both local and server-based vector databases?

Yes, chroma supports managing vector embeddings within both local and server-based databases. It provides an interface for creating, querying, and managing collections to facilitate retrieval-augmented generation application development.