PolyOrderbooks Python examples

Runnable scripts for the PolyOrderbooks API using the official Python SDK.

Setup

python -m venv .venv
source .venv/bin/activate
pip install -r requirements.txt
export POLYORDERBOOKS_API_KEY="pob_..."

Get an API key at polyorderbooks.com/signup.

Examples

Script	Description
historical_orderbooks.py	Fetch historical L2 books for one market and print best bid/ask

python historical_orderbooks.py

Need the concepts behind realistic fill assumptions? Read the historical Polymarket order book data for backtesting guide.

Guides

For broader context on historical data sources and practical retrieval patterns:

• Polymarket historical data: prices, trades, order books, and API access
• Historical Polymarket order book data for backtesting
• Polymarket price history with Python