AWS AppSync

AWSIntegrationFree tier available

Fully managed GraphQL and Pub/Sub API service with real-time subscriptions, offline sync, pipeline resolvers, direct Lambda integration, and native DynamoDB, OpenSearch, RDS, and HTTP datasource support for mobile and web backends

FluffyStack tools

Add to Service Builder Add to Compare Compare with equivalents Explore AWS in Treemap Explore integration in Honeycomb

Documentation Pricing

Attributes

SLA Uptime: 99.95%
Realtime: Yes

Sub-services (4)

GraphQL APIs

Managed GraphQL endpoints with schema, resolvers, and direct datasource access

Pub/Sub APIs

WebSocket-based serverless messaging without requiring a full GraphQL schema

AppSync Events

Simple serverless real-time event broadcasting with up to 1M concurrent clients

Merged APIs

Combine multiple source APIs into a single unified GraphQL endpoint

Compliance & Certifications

This service is attested for the following frameworks. Always verify with the provider before relying on a specific compliance posture.

GDPRSOC 2ISO 27001HIPAAPCI DSSFedRAMP

Where this runs

38 regions

27 countries

5sovereign

Sovereign regions (5)

AWS GovCloud (US-East) · AshburnAWS GovCloud (US)
AWS GovCloud (US-West) · HillsboroAWS GovCloud (US)
AWS European Sovereign Cloud (Brandenburg) · BrandenburgAWS European Sovereign Cloud
China (Beijing) · BeijingAWS China (Sinnet)
China (Ningxia) · YinchuanAWS China (NWCD)

Commercial regions (33)

Europe (8)

Europe (Paris)
Europe (Frankfurt)
Europe (Ireland)
Europe (Milan)
Europe (Spain)
Europe (Stockholm)
Europe (Zurich)
Europe (London)

North America (7)

Canada West (Calgary)
Canada (Central)
Mexico (Central)
US East (N. Virginia)
US West (Oregon)
US East (Ohio)
US West (N. California)

South America (1)

South America (São Paulo)

Asia (11)

Asia Pacific (Hong Kong)
Asia Pacific (Hyderabad)
Asia Pacific (Mumbai)
Asia Pacific (Jakarta)
Asia Pacific (Osaka)
Asia Pacific (Tokyo)
Asia Pacific (Malaysia)
Asia Pacific (Singapore)
Asia Pacific (Seoul)
Asia Pacific (Taipei)
Asia Pacific (Thailand)

Oceania (2)

Asia Pacific (Melbourne)
Asia Pacific (Sydney)

Middle East (3)

Middle East (Bahrain)
Israel (Tel Aviv)
Middle East (UAE)

Africa (1)

Africa (Cape Town)

Equivalent services on other platforms

Azure Web PubSubAzure

Fully managed real-time messaging service for web and mobile apps using WebSocket and Server-Sent Events, with client pub/sub, backend push, group messaging, and native JavaScript, .NET, Python, and Java SDKs — companion service to SignalR for non-Microsoft stacks

Pricing

Pricing model:pay-per-request