New · v2.4

Scheduled sends are here →

Send your first message in five minutes.

Fernway is one API for SMS, email and push. Read the docs, copy a snippet, and ship notifications your users actually get.

Read the quickstart

API reference

Base URL https://api.fernway.example/v2

1# Placeholder demo values: Fernway is a fictional API.
2curl https://api.fernway.example/v2/messages \
3  -H "Authorization: Bearer $FERNWAY_API_KEY" \
4  -d to="+15555550123" \
5  -d channel="sms" \
6  -d body="Your code is 482913"

202 AcceptedResponse142 ms

{
  "id": "msg_01J9ZK4T7Q",
  "object": "message",
  "channel": "sms",
  "status": "queued",
  "created_at": "2026-10-20T14:02:11Z"
}

WEBHOOK EVENTS

msg_01J9ZK4T7Q

14:02:11.204

message.queued

api

14:02:11.611

message.sent

carrier

14:02:13.090

message.delivered

+1.9 s

DOCUMENTATION

Start with the guides developers read first.

Browse all docs →

Getting started

Quickstart

Create a key, install an SDK and send a test message.

Read guide →

Getting started

Authentication

Bearer keys, scopes and how to rotate them safely.

Read guide →

Guides

Webhooks

Verify signatures and react to delivery events.

Read guide →

Guides

Migrating v1 to v2

Every breaking change, with a before-and-after.

Read guide →

CHANGELOG

What shipped lately.

RSS feed

Full changelog →

Feature

Oct 20, 2026

v2.4.0

Scheduled sends

Pass send_at to queue a message for later. Cancel it any time before it goes out.

Incident

Oct 14, 2026

Incident

Delayed webhook deliveries

Webhook events were delivered up to 18 minutes late for 42 minutes. No events were lost.

Fix

Oct 8, 2026

v2.3.2

Idempotency keys honoured on retries

Retrying a request with the same Idempotency-Key no longer creates a duplicate message.

All systems operational

Illustrative · connect your provider

View status →

Send your first message in five minutes.

Start with the guides developers read first.

Quickstart

Authentication

Webhooks

Migrating v1 to v2

What shipped lately.

Scheduled sends

Delayed webhook deliveries

Idempotency keys honoured on retries

All systems operational

Hear about breaking changes before they break you.