Breaking Changes If you are upgrading from a previous version, follow our comprehensive
Migration Guide to learn how to transport
your app into the new, shiny, future!

WebClient

• New apiCall(method, options) public API for making generic Web API calls.
• Improved logging
• Improved error management
• Configuration for custom http Agent
• Custom TLS configuration
• Tons of performance improvements

RTMClient

• Improved message queuing - No need to wait for client to connect before sending a message.
• Lifecycle events driven by an all-new state machine
• New keep-alive algorithm
• Improved logging
• Improved error management
• Configuration for custom http Agent
• Custom TLS configuration
• Tons of performance improvements

General

• TypeScript declarations available for all APIs 🎉
• Updates all dependencies to their latest version
• Drops support for node versions less than 6.0