Resend AI Agent
Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Resend MCP or direct API to send emails, track delivery, automate notifications, and manage email metadata through natural language.
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Resend is a universal API for sending emails using a single, modern endpoint. It streamlines transactional and marketing email delivery for developers and teams.
▪ Tools & Triggers
Supported Tools and Triggers
Every Resend action and event your agent gets out of the box.
Add Contact To Segment
Add an existing contact to a segment in Resend. Use when you need to organize contacts into specific segments for targeted communication.
Cancel Email
Cancel a scheduled email.
Create API Key
Create a new API key to authenticate communications with Resend. Use when you need to generate a new authentication token for API access.
Create Audience
Create a list of contacts.
Create Contact
Create a contact in Resend.
Create Contact Property
Tool to create a new contact property in Resend. Use when you need to define custom fields for contacts.
Create Contact V2
Tool to create a new contact in Resend. Use when you need to add a contact to Resend without specifying an audience.
Create Domain
Create a domain through the Resend Email API. The domain is created in a pending/unverified state and cannot be used for sending emails until DNS verification is completed.
Create Template
Tool to create a new email template in Resend. Use when you need to define reusable email templates with optional variables.
Create Topic
Tool to create a new topic to segment your audience. Use when you need to create a topic for organizing contacts by interests or preferences.
Create Webhook
Tool to create a webhook to receive real-time notifications about email events. Use when you need to set up automated notifications for email status changes.
Delete API Key
Remove an existing API key from Resend. Use when you need to revoke or delete an API key.
Delete Audience
Remove an existing audience.
Delete Contact
Delete a contact in Resend.
Delete Contact By ID
Tool to remove an existing contact by its ID. Use when you need to delete a contact directly without specifying an audience.
Delete Contact Property
Remove an existing contact property from Resend.
Delete Domain
Delete a domain through the Resend Email API. Deletion is irreversible; ensure no active email traffic or DNS configurations depend on the domain before calling.
Delete Segment
Remove an existing segment. Use when you need to permanently delete a segment by its ID.
Delete Template
Remove an existing template. Use this action when you need to delete a template from Resend.
Delete Topic
Tool to remove an existing topic in Resend. Use when you need to delete a topic.
Delete Webhook
Remove an existing webhook. Use this to delete a webhook configuration when you no longer need to receive event notifications at that endpoint.
Duplicate Template
Duplicate an existing template through the Resend Email API. Use when you need to create a copy of an existing template.
Get Contact
Tool to retrieve a single contact from Resend by ID or email. Use when you need to get details of a specific contact using the global contacts endpoint.
Get Contact Property
Tool to retrieve a single contact property from Resend. Use when you need to get details about a specific contact property by its ID.
Get Email Attachment
Retrieve a single attachment from a sent email. Use when you need to access attachment metadata and download URL.
Get Segment
Retrieve a single segment by its ID. Use when you need to get detailed information about a specific segment.
Get Template
Retrieve a single template by ID or alias from Resend. Use when you need to view template details.
Get Topic
Tool to retrieve a single topic by its ID in Resend. Use when you need to fetch details of a specific topic.
Get Webhook
Retrieve a single webhook for the authenticated user. Use this to get details about a specific webhook configuration including its endpoint, subscribed events, and signing secret.
List All Contacts
Tool to retrieve a list of all contacts from Resend. Use when you need to fetch contacts across all audiences with optional pagination.
List API Keys
Tool to retrieve a list of API keys for the authenticated user. Use when you need to view all API keys associated with the account, including pagination support for large result sets.
List Audiences
List all audiences.
List Broadcasts
Tool to retrieve a list of broadcasts. Use when you need to fetch all broadcasts or paginate through them.
List Contact Properties
Tool to retrieve a list of contact properties from Resend. Use when you need to view available contact property definitions.
List Contacts
List contacts in Resend.
List Contact Segments
Retrieve a list of segments that a contact is part of. Use when you need to determine which segments a specific contact belongs to.
List Contact Topics
Retrieve a list of topic subscriptions for a contact in Resend. Use when you need to check which topics a specific contact is subscribed to.
List Domains
List all domains. Use the returned domain IDs as inputs for tools like RESEND_VERIFY_DOMAIN that require a domain_id.
List Email Attachments
Tool to retrieve a list of attachments from a sent email. Use when you need to get information about files attached to an email sent via Resend.
List Emails
Tool to retrieve a list of emails sent by your team. Use when you need to fetch outbound emails from your account. Supports pagination with limit, after, and before parameters.
List Received Emails
Tool to retrieve a list of received emails for the authenticated user. Use when you need to fetch incoming emails from the receiving endpoint.
List Segments
Tool to retrieve a list of segments from Resend. Use when you need to view all available segments for audience management.
List Templates
Tool to retrieve a list of templates from Resend. Use when you need to get all available templates with optional pagination support.
List Topics
Tool to retrieve a list of topics for the authenticated user. Use when you need to fetch available topics with optional pagination support.
List Webhooks
Retrieve a list of webhooks for the authenticated user. Use this to view all configured webhooks with their endpoints, event types, and status.
Publish Template
Publish a template through the Resend Email API. Use when you need to make a template publicly available.
Remove Contact From Segment
Remove an existing contact from a segment. Use when you need to disassociate a contact from a specific segment.
Retrieve Audience
Retrieve a single audience.
Retrieve Contact
Retrieve a contact in Resend.
Retrieve Domain
Retrieve a single domain.
Retrieve Email
Retrieve a single email.
Send Batch Emails
Trigger up to 100 batch emails at once. Use when you need to send multiple emails in a single API request.
Send Email
Send an email using Resend. Confirm recipients and content with the user before invoking — sends are irreversible. All recipients must be listed explicitly via `to`, `cc`, or `bcc`; audience-based sending is unsupported. Render HTML or plain text externally before passing via `html` or `text`.
Update Broadcast
Update an existing broadcast in Resend. Use when you need to modify broadcast details like name, subject, content, or recipients.
Update Contact
Tool to update an existing contact in Resend by ID or email. Use when you need to modify contact details such as name or subscription status.
Update Contact Property
Update an existing contact property in Resend. Only the fallback_value can be updated; the key and type fields cannot be changed after creation.
Update Domain
Update an existing domain.
Update Email
Update a scheduled email.
Update Template
Tool to update an existing email template in Resend. Use when you need to modify template properties such as name, subject, HTML content, or variables.
Update Topic
Tool to update an existing topic in Resend. Use when you need to modify the name of a topic.
Update Webhook
Tool to update an existing webhook configuration. Use when you need to modify the endpoint URL, change event subscriptions, or enable/disable a webhook.
Verify Domain
Verify a domain through the Resend Email API. DNS records must fully propagate before verification succeeds; avoid immediate retries after DNS setup.
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