Where to find your API Key Nic Boutte May 11, 2022 08:57 Updated Follow To find your API Key: Sign in to hellosign.com. Hover over your initials in the top-right corner. Click on Settings. Click the API tab on the right. Click Reveal Key. Related articles HelloSign API accounts and how to find your API key How to Create an API APP The difference between Embedded and Non-Embedded Supported file types and file size Team roles on API plans Comments 0 comments Article is closed for comments.