Alpaca currently offers free paper trading accounts and commission-free* individual (non-retirement) brokerage accounts.

To learn more about Alpaca accounts, visit Alpaca Docs > Account Plans.

Account Plans - Documentation | Alpaca
Alpaca API lets you build and trade with real-time market data for free.

Commissions Disclosure: No minimums. Commission-Free trading means that there are no commission charges for Alpaca self-directed individual cash brokerage accounts that trade U.S. listed securities through an API. Relevant SEC and FINRA fees may apply.