What is the rate limit for sendmessage SMS API? Gupshup September 13, 2021 06:27 Updated The rate limit for the sendMessage SMS API is 10K TPS. Related articles What is the limit of message that can be sent? Where can I find the API documentation? Where can I get the DLR events for SMS? What is the pricing model for SMS? The inbound payload change for conversation-based pricing Comments 0 comments Please sign in to leave a comment.