Mailersend
Overview
SLUG: MAILERSEND
Description
MailerSend is a transactional email service designed for developers to integrate email sending capabilities into their applications.
Authentication Details
API Key
Connecting to Mailersend
Create an auth config
Use the dashboard to create an auth config for the Mailersend toolkit. This allows you to connect multiple Mailersend accounts to Composio for agents to use.
Create and Get auth config ID
Click “Create Mailersend Auth Config”. 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 Mailersend toolkit’s playground
OpenAI (Python)
Anthropic (TypeScript)
Google (Python)
Vercel (TypeScript)
Tool List
MAILERSEND_CREATE_DOMAIN
Tool Name: Create Sending Domain
Description
Action Parameters
Action Response
MAILERSEND_CREATE_SMTP_USER
Tool Name: Create SMTP User
Description
Action Parameters
Action Response
MAILERSEND_CREATE_TOKEN
Tool Name: Create API Token
Description
Action Parameters
Action Response
MAILERSEND_CREATE_WEBHOOK
Tool Name: Create Webhook
Description
Action Parameters
Action Response
MAILERSEND_DELETE_WEBHOOK
Tool Name: Delete Webhook
Description
Action Parameters
Action Response
MAILERSEND_GET_API_QUOTA
Tool Name: Get API Quota
Description
Action Parameters
Action Response
MAILERSEND_GET_DOMAIN
Tool Name: Get Domain
Description
Action Parameters
Action Response
MAILERSEND_GET_DOMAIN_RECIPIENTS
Tool Name: List Domain Recipients
Description
Action Parameters
Action Response
MAILERSEND_GET_DOMAINS
Tool Name: Get sending domains
Description
Action Parameters
Action Response
MAILERSEND_GET_GENERAL_RESOURCES
Tool Name: Get general API resources
Description
Action Parameters
Action Response
MAILERSEND_GET_IDENTITIES
Tool Name: List Sender Identities
Description
Action Parameters
Action Response
MAILERSEND_GET_MESSAGES
Tool Name: Get sent messages
Description
Action Parameters
Action Response
MAILERSEND_GET_RECIPIENTS
Tool Name: Get email recipients
Description
Action Parameters
Action Response
MAILERSEND_GET_SMS_ACTIVITY
Tool Name: Get SMS Activity
Description
Action Parameters
Action Response
MAILERSEND_GET_SMS_INBOUNDS
Tool Name: Get SMS Inbounds
Description
Action Parameters
Action Response
MAILERSEND_GET_SMS_MESSAGES
Tool Name: List SMS Messages
Description
Action Parameters
Action Response
MAILERSEND_GET_SMS_NUMBERS
Tool Name: Get SMS Numbers
Description
Action Parameters
Action Response
MAILERSEND_GET_SMS_RECIPIENTS
Tool Name: Get SMS recipients
Description
Action Parameters
Action Response
MAILERSEND_GET_SMTP_USERS
Tool Name: Get SMTP users
Description
Action Parameters
Action Response
MAILERSEND_GET_TEMPLATES
Tool Name: Get email templates
Description
Action Parameters
Action Response
MAILERSEND_GET_TOKENS
Tool Name: Get API Tokens
Description
Action Parameters
Action Response
MAILERSEND_GET_USERS
Tool Name: Get users
Description
Action Parameters
Action Response
MAILERSEND_GET_WEBHOOKS
Tool Name: List webhooks
Description
Action Parameters
Action Response