Use the API to build a mobile application

With GET requests to our /v1/calendar and /v1/clock endpoints, you can check if the market is open now, or view what times the market will be open or closed on a particular date.








Suggestions or questions?
We're always happy to hear from you. You can contribute to these docs on GitHub, or you can join our Community Slack to get help from other community members and the Alpaca team.