Code
agentic_rag_lancedb.py
Usage
1
Set up your virtual environment
2
Install dependencies
3
Export your OpenAI API key
4
Run Agent
Documentation Index
Fetch the complete documentation index at: /llms.txt
Use this file to discover all available pages before exploring further.
Agentic RAG with LanceDB as the vector store and OpenAI embeddings.
"""
1. Run: `pip install openai lancedb pypdf agno` to install the dependencies
2. Run: `python agentic_rag_lancedb.py` to run the agent
"""
from agno.agent import Agent
from agno.knowledge.embedder.openai import OpenAIEmbedder
from agno.knowledge.knowledge import Knowledge
from agno.models.openai import OpenAIResponses
from agno.vectordb.lancedb import LanceDb, SearchType
knowledge = Knowledge(
# Use LanceDB as the vector database and store embeddings in the `recipes` table
vector_db=LanceDb(
table_name="recipes",
uri="tmp/lancedb",
search_type=SearchType.vector,
embedder=OpenAIEmbedder(id="text-embedding-3-small"),
),
)
knowledge.insert(
url="https://agno-public.s3.amazonaws.com/recipes/ThaiRecipes.pdf"
)
agent = Agent(
model=OpenAIResponses(id="gpt-5.2"),
knowledge=knowledge,
# Add a tool to search the knowledge base which enables agentic RAG.
# This is enabled by default when `knowledge` is provided to the Agent.
search_knowledge=True,
markdown=True,
)
agent.print_response(
"How do I make chicken and galangal in coconut milk soup", stream=True
)
Set up your virtual environment
uv venv --python 3.12
source .venv/bin/activate
uv venv --python 3.12
.venv\Scripts\activate
Install dependencies
uv pip install -U agno openai lancedb pypdf
Export your OpenAI API key
export OPENAI_API_KEY=your_openai_api_key_here
Run Agent
python agentic_rag_lancedb.py
| Task | Guide |
|---|---|
| Retrieve before the first model call instead | Traditional RAG with LanceDB |
| Change the retrieval signal | Search and Retrieval |
| Apply metadata filters | Filtering |
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