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polynode provides synchronous and asynchronous V3 clients plus async event, orderbook, short-form, and perps streams.

Install

Python 3.10 or newer is required. Keep your API key outside source control:

First request

Use AsyncPolyNode in an async application:

Client surfaces

V3 API

Call any registered V3 operation.

Settlement stream

Subscribe with replay and overflow visibility.

Short-form and TWAP

Rotate with the correct Chainlink window.

PN1 orderbook

Maintain fail-closed local state.

Perps stream

Subscribe to tickers, books, trades, and klines.

Trading and fees

Use the current V2 defaults safely.