Praison AI

Knowledge Storage

Vector store backends for knowledge and document retrieval

Knowledge Storage

Knowledge uses vector stores to index and retrieve documents. Choose the right backend for your use case.

Quick Setup

python
from praisonaiagents import Agent

# Default: Chroma (zero-config, local)
agent = Agent(knowledge=["docs/"])

# With specific provider (chroma ships out of the box)
agent = Agent(
    knowledge={
        "sources": ["docs/"],
        "vector_store": {
            "provider": "chroma",
            "config": {"collection_name": "my_docs"}
        }
    }
)

Supported Vector Stores

Qdrant

High-performance vector search

 Chroma

Zero-config local storage

 Pinecone

Managed cloud service

 Weaviate

Open-source, scalable

 LanceDB

Serverless vector DB

 Milvus

Enterprise-grade

 PGVector

PostgreSQL extension

 Cassandra

Distributed storage

 ClickHouse

Analytics-optimized

Choosing a Vector Store

Use CaseRecommendedWhy
Local developmentChromaZero config, embedded
Production (hosted)PineconeManaged, scalable
Production (self-hosted)Qdrant/WeaviatePerformant, open-source
PostgreSQL stackPGVectorSame infrastructure
EnterpriseMilvusHigh availability

Configuration Examples

Chroma

python
agent = Agent(
    knowledge={
        "sources": ["docs/"],
        "vector_store": {
            "provider": "chroma",
            "config": {
                "collection_name": "my_docs",
                "path": ".praison/chroma"
            }
        }
    }
)

Qdrant

python
agent = Agent(
    knowledge={
        "sources": ["docs/"],
        "vector_store": {
            "provider": "qdrant",
            "config": {
                "url": "http://localhost:6333",
                "collection_name": "my_docs"
            }
        }
    }
)

Pinecone

python
agent = Agent(
    knowledge={
        "sources": ["docs/"],
        "vector_store": {
            "provider": "pinecone",
            "config": {
                "api_key": "your-api-key",
                "index_name": "my-index"
            }
        }
    }
)

Related

Database Overview

All database backends

 Knowledge Quick Start

Get started with knowledge