# Helius Opens Historical Accounts API Beta for Trading Backtests and Simulations

By Simon Yoon

Canonical URL: https://www.tokenpost.com/news/technology/57342
Published: 2026-11-14T11:56:33.000Z
Updated: 2026-11-14T11:56:33.000Z
Section: Technology

> The API supports queries for account states from earlier periods.

Helius has opened a beta for its Historical Accounts API, enabling historical account lookups that can support trading backtests and simulations at earlier points in time.

The API supports queries for account states from the past. Its stated uses are trading backtests and simulations.