Built by Metorial, the integration platform for agentic AI.
Retrieve call records from your Twilio account. Filter by caller, recipient, status, or time range. Also supports fetching a single call by SID, and modifying an in-progress call.
Send a verification code (OTP) to a user via SMS, WhatsApp, voice call, or email using Twilio Verify. Requires a pre-configured Verify Service. Use the **Check Verification** tool to validate the code entered by the user.
Look up intelligence about a phone number using the Twilio Lookup API. Returns validation, formatting, and optionally carrier/line type, caller name, SIM swap status, and more. The basic lookup (validation + formatting) is free; additional data packages are paid.
Modify an in-progress call. Redirect the call to new TwiML instructions, end the call, or cancel a queued call. Useful for programmatic call control like transferring, hanging up, or changing the call flow mid-call.
Retrieve a list of messages from your Twilio account. Filter by sender, recipient, or date. Also supports fetching a single message by SID.
Verify a code entered by the user against a pending Twilio Verify verification. Returns whether the code is valid and the verification status. Pair with **Send Verification** to implement full OTP flows.
Search for available phone numbers to purchase on Twilio. Filter by country, number type (local, toll-free, mobile), area code, capabilities, and more. Returns a list of numbers that can be purchased using the **Purchase Phone Number** tool.
Create, list, update, or delete Twilio Conversations. Conversations support multi-channel messaging across SMS, WhatsApp, and chat. Use this to manage conversation lifecycle and metadata.
Send an SMS, MMS, or WhatsApp message to a phone number. Supports sending text messages, media attachments, and scheduled messages. Use a **From** number or a **Messaging Service SID** to send. Scheduled messages require a Messaging Service SID.
Add, list, or remove participants from a Twilio Conversation. Participants can be chat users (by identity) or SMS/WhatsApp users (by phone number with a proxy Twilio number).
Send a message within a Twilio Conversation. Messages are automatically delivered to all participants across their respective channels (SMS, WhatsApp, chat). Also supports listing messages in a conversation.
Purchase, list, update, or release phone numbers on your Twilio account. Supports purchasing new numbers, listing owned numbers, updating webhook URLs, and releasing (deleting) numbers.
Initiate an outbound phone call via Twilio. The call flow is controlled by a TwiML URL, inline TwiML, or a TwiML Application SID. Supports call recording, machine detection, and status callbacks.