SMS & Messaging API

Simple REST API for SMS, MMS, and programmable messaging. Built for developers, backed by carrier-grade infrastructure.

Developer-First Messaging

SMS & MMS

Send and receive text messages with image/media support across all US carriers.

Webhook Delivery

Real-time delivery reports and inbound message webhooks with retry logic.

10DLC Compliant

Full campaign registration and carrier vetting for A2P messaging compliance.

Simple Integration

RESTful API with JSON payloads. SDKs available for popular languages.

Common Use Cases

Notifications & Alerts

Order confirmations, appointment reminders, shipping updates.

Two-Factor Authentication

OTP codes, login verification, security alerts.

Customer Engagement

Promotional campaigns, surveys, conversational support.

Internal Communications

Team alerts, on-call notifications, system monitoring.

Quick Start

curl -X POST https://api.neverbusy.com/v1/messages \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "to": "+15551234567",
    "from": "+15559876543",
    "body": "Your order has shipped!"
  }'

Get your API key from the dashboard.

Pay-As-You-Go Messaging

Simple per-message pricing with volume discounts available. No monthly minimums for API access.

Ready to start building?

Get your API key and send your first message in minutes.