Hello @Asif Shafeeque ,
In terms of handling millions of requests, an API Gateway, like a load balancer, is designed to handle high volumes of incoming HTTP/HTTPS requests.
To prevent single point of failure, you can use a combination of availability zones and multi-region deployments.
API Management provides an SLA of 99.99% when you deploy at least one unit in two or more availability zones or regions.
Here is the documentation related :
If you believe this response was helpful, please consider marking it as accepted to enhance its visibility for other users seeking the same information.