> ## Documentation Index
> Fetch the complete documentation index at: https://agno-v2.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Knowledge

> Answer recipe questions with a Nebius Qwen3 agent over a PgVector knowledge base.

```python knowledge.py theme={null}
"""Run `uv pip install ddgs sqlalchemy pgvector pypdf cerebras_cloud_sdk` to install dependencies."""

from agno.agent import Agent
from agno.knowledge.knowledge import Knowledge
from agno.models.nebius import Nebius
from agno.vectordb.pgvector import PgVector

# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------

db_url = "postgresql+psycopg://ai:ai@localhost:5532/ai"

knowledge = Knowledge(
    vector_db=PgVector(table_name="recipes", db_url=db_url),
)
# Add content to the knowledge
knowledge.insert(url="https://agno-public.s3.amazonaws.com/recipes/ThaiRecipes.pdf")

agent = Agent(model=Nebius(id="Qwen/Qwen3-30B-A3B"), knowledge=knowledge)
agent.print_response("How to make Thai curry?", markdown=True)

# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------

if __name__ == "__main__":
    pass
```

## Run the Example

<Snippet file="create-venv-step.mdx" />

**1. Install dependencies**

```bash theme={null}
uv pip install -U agno "psycopg[binary]" beautifulsoup4 openai pgvector pypdf sqlalchemy
```

**2. Export your API keys**

```bash Mac/Linux theme={null}
export NEBIUS_API_KEY="your_nebius_api_key_here"
export OPENAI_API_KEY="your_openai_api_key_here"
```

```bash Windows theme={null}
$Env:NEBIUS_API_KEY="your_nebius_api_key_here"
$Env:OPENAI_API_KEY="your_openai_api_key_here"
```

<Snippet file="run-pgvector-step.mdx" />

**3. Run the example**

Save the code above as `knowledge.py`, then run:

```bash theme={null}
python knowledge.py
```

Full source: [cookbook/90\_models/nebius/knowledge.py](https://github.com/agno-agi/agno/blob/v3.0.4/cookbook/90_models/nebius/knowledge.py)


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