The endpoint to use on Seat Geek is free and publicly accessible, but you will need to register for a Seat Geek account and obtain an API key to use it. Details can be found at http://platform.seatgeek.com/
You will pass in the url param of q which will correspond to the search query. For example, the below query will give a result set for the term Texas Ranger.
https://api.seatgeek.com/2/events?client_id=&q=Texas+Ranger
Full API documentation is available at http://platform.seatgeek.com/#events
- Go to Settings
- Click on App name
- Enter Client ID
- Relaunch app