@JAYESH_PATEL1 Here - WhatsApp Business Cloud credentials | Nodes | n8n Docs
What’s app has 2 kind of credentials, buisness cloud, and oauth, they both function for different things! If your sending, you need buisness cloud, if your recieving, you need Oauth
Here’s a guide by BartV - How to add AI Agents to WhatsApp using n8n (Step-by-Step Guide)