Client

Rate limiting is built in: configure token buckets, sliding windows, or adaptive limits that respond to backpressure.

Metrics are published to standard formats (Prometheus, CloudWatch, DataDog) with zero configuration.

const stream = new RelayKit( apiKey: process.env.API_KEY, region: 'us-east-1' );

The core relaykit object is a lightweight wrapper that manages the lifecycle of your event stream.

Client

Each event flows through a series of transformation stages, with built-in support for filtering, mapping, and conditional routing.

const client = new relaykit.Client( auth: 'Bearer token', retry: true, timeout: 30000 );

The SDK provides both callback-based and Promise-based APIs, so you can use it with callbacks, async/await, or Observables.