Skip the enterprise sales process. Get WhatsApp, SMS, and email APIs live in minutes with a 7-day free trial.
| Feature | SendAPI | Vonage |
|---|---|---|
| WhatsApp Business API | ✓ | ✓ |
| SMS API | ✓ | ✓ |
| OTP / Verify API | ✓ | ✓ |
| Transactional Email API | ✓ | ✗ |
| Unified API key (all channels) | ✓ | ✗ |
| Self-serve signup (no sales call) | ✓ | ✗ |
| Free trial (no credit card) | ✓ | ✗ |
| Transparent flat pricing | ✓ | ✗ |
| TypeScript, Python, Go SDKs | ✓ | ✓ |
| Webhook delivery receipts | ✓ | ✓ |
| Idempotency keys | ✓ | ✗ |
| Provider | Pricing Model |
|---|---|
| SendAPI | From $9/month. All channels included. 7-day free trial. |
| Vonage | Custom pricing. Enterprise contracts. Sales-led process required for most plans. |
Yes. SendAPI offers WhatsApp, SMS, OTP, and email APIs — covering the core capabilities of Vonage Communications APIs — with a self-serve signup and transparent pricing.
No. You can sign up, get an API key, and send your first message in minutes without speaking to anyone. Enterprise plans with custom pricing are available, but most customers are on self-serve plans.
Yes. Our REST API follows familiar conventions and our team can assist with migration planning for Business and Enterprise customers.