Perplexity

Install

To use Perplexity, you need to either install pydantic-ai, or install pydantic-ai-slim with the openai optional group (as it uses an OpenAI-compatible API):

pipuv

pip install 'pydantic-ai-slim[openai]'

uv add 'pydantic-ai-slim[openai]'

Configuration

Follow the Perplexity getting started guide to create an API key.

from pydantic_ai import Agent
from pydantic_ai.models.openai import OpenAIChatModel
from pydantic_ai.providers.openai import OpenAIProvider

model = OpenAIChatModel(
    'sonar-pro',
    provider=OpenAIProvider(
        base_url='https://api.perplexity.ai',
        api_key='your-perplexity-api-key',
    ),
)
agent = Agent(model)
...