Resend
Overview
SLUG: RESEND
Description
The universal API for sending emails.
Authentication Details
API Key
Connecting to Resend
Create an auth config
Use the dashboard to create an auth config for the Resend toolkit. This allows you to connect multiple Resend accounts to Composio for agents to use.
Create and Get auth config ID
Click “Create Integration”. After creation, copy the displayed ID starting with ac_
. This is your auth config ID. This is not a sensitive ID — you can save it in environment variables or a database.
This ID will be used to create connections to the toolkit for a given user.
Connect Your Account
Using API Key
Tools
Executing tools
To prototype you can execute some tools to see the responses and working on the Resend toolkit’s playground
OpenAI (Python)
Anthropic (TypeScript)
Google (Python)
Vercel (TypeScript)
Tool List
RESEND_SEND_EMAIL
Tool Name: Send Email
Description
Action Parameters
Action Response
RESEND_CANCEL_EMAIL
Tool Name: Cancel Email
Description
Action Parameters
Action Response
RESEND_CREATE_AUDIENCE
Tool Name: Create Audience
Description
Action Parameters
Action Response
RESEND_CREATE_CONTACT
Tool Name: Create Contact
Description
Action Parameters
Action Response
RESEND_CREATE_DOMAIN
Tool Name: Create Domain
Description
Action Parameters
Action Response
RESEND_DELETE_AUDIENCE
Tool Name: Delete Audience
Description
Action Parameters
Action Response
RESEND_DELETE_CONTACT
Tool Name: Delete Contact
Description
Action Parameters
Action Response
RESEND_DELETE_DOMAIN
Tool Name: Delete Domain
Description
Action Parameters
Action Response
RESEND_LIST_AUDIENCES
Tool Name: List Audiences
Description
Action Parameters
Action Response
RESEND_LIST_CONTACTS
Tool Name: List Contacts
Description
Action Parameters
Action Response
RESEND_LIST_DOMAINS
Tool Name: List Domains
Description
Action Parameters
Action Response
RESEND_RETRIEVE_AUDIENCE
Tool Name: Retrieve Audience
Description
Action Parameters
Action Response
RESEND_RETRIEVE_CONTACT
Tool Name: Retrieve Contact
Description
Action Parameters
Action Response
RESEND_RETRIEVE_DOMAIN
Tool Name: Retrieve Domain
Description
Action Parameters
Action Response
RESEND_RETRIEVE_EMAIL
Tool Name: Retrieve Email
Description
Action Parameters
Action Response
RESEND_UPDATE_DOMAIN
Tool Name: Update Domain
Description
Action Parameters
Action Response
RESEND_UPDATE_EMAIL
Tool Name: Update Email
Description
Action Parameters
Action Response
RESEND_VERIFY_DOMAIN
Tool Name: Verify Domain
Description
Action Parameters
Action Response