# Amazon Web Services (AWS) GraphQL API AWS AppSync creates serverless GraphQL and Pub/Sub APIs that simplify application development through a single endpoint for data querying, updating, and publishing. **Endpoint:** https://appsync.amazonaws.com **Documentation:** https://aws.amazon.com/appsync/ **References:** - Documentation: https://docs.aws.amazon.com/appsync/ - GettingStarted: https://docs.aws.amazon.com/appsync/latest/devguide/welcome.html