Twilio
SMS and WhatsApp messaging service. Send instant notifications to phone numbers worldwide.
🔑 Setup Required — Bring Your Own Key
This integration requires API credentials. Store them once via
setup_integration or the Dashboard Vault — they're encrypted
with AES-256-GCM and never exposed.
Required Credentials
twilio_account_sid
Account SID
Find your Account SID on the Twilio Console dashboard (twilio.com/console). Starts with "AC".
twilio_auth_token
Auth Token
Find your Auth Token on the Twilio Console dashboard (twilio.com/console). Click "Show" to reveal it.
twilio_phone_number
Twilio Phone Number
Your Twilio phone number in international format (e.g. +31612345678). Find it under Phone Numbers → Manage → Active numbers.
Get your API key at www.twilio.com →
Endpoints (2)
POST
send-sms
Send an SMS message to a phone number.
| Field | Type | Required | Description |
|---|---|---|---|
to |
string | ✓ Yes | Recipient phone number in E.164 format (e.g. +31612345678) |
body |
string | ✓ Yes | SMS message text (max 1600 characters, split into segments of 160) |
POST
send-whatsapp
Send a WhatsApp message to a phone number. Requires a WhatsApp-enabled Twilio number.
| Field | Type | Required | Description |
|---|---|---|---|
to |
string | ✓ Yes | Recipient phone number in E.164 format (e.g. +31612345678). Do NOT include "whatsapp:" prefix — this is added automatically. |
body |
string | ✓ Yes | WhatsApp message text |
MCP Tool Names
When using this integration through an AI assistant (Claude, ChatGPT, Cursor, etc.), the endpoints are available as MCP tools:
| Endpoint | MCP Tool Name |
|---|---|
| send-sms | twilio_send_sms |
| send-whatsapp | twilio_send_whatsapp |