The GuideStar Premier API combines nonprofit-supplied data from the GuideStar Exchange program with data from other sources to provide comprehensive information about millions of organizations. API returns data in JSON format.
GuideStar has recently announced significant upgrades to two of its APIs. The company’s Essentials and Premier APIs have received new capabilities that range from filtering nonprofits based on their standing with the US IRS, to demographic data that nonprofits have shared about their boards.
Twelve APIs have been added to the ProgrammableWeb directory in categories including Email, Bitcoin, and Monetization. Highlights include APIs in our Auto and Transportation categories, including Uber Riders three APIs from Mercedes-Benz. Here's a rundown of the latest additions.