Subscribe to real-time exchange rate updates via Server-Sent Events (SSE). The connection remains open and pushes rate updates as they occur.
Documentation Index
Fetch the complete documentation index at: https://docs.hyperrails.io/llms.txt
Use this file to discover all available pages before exploring further.
API key authentication using Bearer token
The source currency code
"NGN"
The target currency code (e.g., GHS).
"GHS"
Successfully established SSE connection. Rate updates will be pushed continuously.
Server-Sent Events stream with rate updates
"event: rate_update\ndata: {\"from\":\"NGN\",\"to\":\"USDT\",\"rate\":0.0006,\"timestamp\":\"2026-04-14T10:30:00Z\"}\n\nevent: rate_update\ndata: {\"from\":\"NGN\",\"to\":\"USDT\",\"rate\":0.00061,\"timestamp\":\"2026-04-14T10:30:15Z\"}\n\n"