Connect apps to data and events with secure, serverless, and performant GraphQL and Pub/Sub APIs
250,000 API requests free
per month for 12 months with the AWS Free Tier
Access data from one or more sources with a single network request. Combine APIs into a single Merged API.
Create engaging real-time experiences by publishing data from any event source to subscribed clients through serverless WebSockets.
Built-in security, monitoring, logging, and tracing. Optional caching for low latency.
Pay only for requests to your API and any real-time messages delivered to connected clients.
How it works
AWS AppSync creates serverless GraphQL and Pub/Sub APIs that simplify application development through a single endpoint to securely query, update, or publish data.
GraphQL APIs built with AWS AppSync give frontend developers the ability to query multiple databases, microservices, and APIs from a single GraphQL endpoint.
Pub/Sub APIs built with AWS AppSync give frontend developers the ability to publish real-time data updates to subscribed API clients through serverless WebSocket connections.
Combine multiple data sources into a single GraphQL API
Interact with multiple data sources (SQL, NoSQL, search data, REST endpoints, and microservices) with a single network call.
Create a simple Pub/Sub API
Leverage managed WebSockets to enable clients listen to a specific channel or topic.
Enable cross-team collaboration with Merged APIs
Combine multiple source GraphQL APIs into a single federated, merged GraphQL API.
Secure access to your API with Private APIs
Create Private APIs that can only be accessed from associated VPC endpoints.
How to get started
Discover AWS AppSync features
Explore features for unified data access, real-time experiences, and streamlined operations.
Get started with AWS AppSync for free
Get 250,000 API requests free per month for 12 months.
Contact an expert
From start-ups to enterprise level, get support tailored to your needs.