Where can I find API documentation? Gupshup February 11, 2022 06:58 Updated You can refer to the API documentation here. Related articles How do I set a webhook/callback URL for my app? How do I send a template message using the API? How can I send images as an album? Can I opt-in or opt-out a user via API? How many messages per second can I send using the API? Comments 0 comments Please sign in to leave a comment.