On the other hand, GraphQL is a query language for APIs that was developed by Facebook. It allows clients to specify exactly what data they need, and the server responds with only that data.

GraphQL was created to address shortcomings and limitation of REST, hence it provides a more flexible and efficient way of fetching data from a server, as clients can request multiple resources in a single request.

And, gRPC is a high-performance, open-source protocol used for creating APIs. It uses Google’s Protocol Buffers as a data format and provides support for streaming and bi-directional communication. gRPC is often used in microservice architectures because of its performance and support for multiple programming languages.

Now that we know what they are let’s deep dive into each of them.