# Elysia

> Elysia is an open-source, decision-tree-based agentic system built on top of Weaviate that orchestrates tools and vector-search workflows, demonstrating how to build complex AI agents that leverage a vector database as a core component.

- **URL:** https://elysia.weaviate.io/
- **Category:** llm-tools
- **Tags:** Rag, tools, Vector Search
- **Updated:** 2025-12-25 16:52
- **Canonical page:** https://vectordb.ever.works/items/elysia

## Details

# Elysia

**Website:** https://elysia.weaviate.io/  
**Category:** LLM Tools  
**Brand:** Weaviate

## Description
Elysia is an open-source, decision-tree-based agentic system built on top of Weaviate. It orchestrates tools and vector-search workflows to demonstrate how to build complex AI agents that use a vector database as a core component.

## Features
- Open-source agentic system
- Built on top of the Weaviate vector database
- Decision-tree-based orchestration of agent behavior
- Tool orchestration for complex workflows
- Vector-search-based workflows for retrieval and reasoning
- Designed as a reference/blueprint for building complex AI agents with a vector database at the core

## Tags
- RAG
- Tools
- Vector Search

## Pricing
Pricing information is not provided in the available content.

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