Enginemailer MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Enginemailer MCP or direct API to send campaigns, manage contact lists, design email templates, and track engagement—using just natural language.
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Try Enginemailer now

Enter a prompt below to test the integration in our Tool Router playground. You'll be redirected to sign in and try it live.

Supported Tools

Tools
Activate SubscriberTool to activate an inactive subscriber in EngineMailer.
Add or Update SubscriberTool to add or update a subscriber with custom fields via N8N integration.
Check Batch Update StatusTool to check the status of a batch subscriber update operation.
Batch Update SubscribersTool to add or update multiple subscribers with custom fields in a single batch operation.
Check Export Status V2Tool to check status of a previously requested CSV report export.
Test API ConnectionTool to test API connection and verify authentication.
Create CampaignTool to create a new email campaign.
Delete CampaignTool to delete an undelivered email campaign.
Delete Recipient ListTool to delete an existing recipient list from a targeted campaign.
Delete SubscriberTool to remove a subscriber from the system by email address.
Export CSV Report V2Tool to export a transactional email report as CSV.
Find SubscriberTool to find a subscriber by email address via N8N integration.
Get Custom Field ListTool to retrieve the list of custom fields configured for subscribers.
Get List CampaignTool to get a list of undelivered campaigns.
Get New SubscribersTool to retrieve new subscribers with optional filtering by source, form, page, or popup.
Get SubcategoriesTool to retrieve subcategories for a given category.
Get SubscriberTool to retrieve subscriber information by email address.
Get Subscriber Autoresponder CompletedTool to retrieve subscribers who completed autoresponders with optional filtering by autoresponder ID.
Get Subscriber Autoresponder TriggeredTool to retrieve subscribers who triggered autoresponders with optional filtering by autoresponder ID.
Get Deleted SubscribersTool to retrieve deleted subscribers since last polling date.
Get Subscribers ModifiedTool to retrieve modified subscribers since last polling date with optional limit.
Get Subscribers TaggedTool to retrieve subscribers who were tagged with optional filtering by subcategory.
Get Untagged SubscribersTool to retrieve subscribers who were untagged from subcategories.
Get Unsubscribe EventsTool to retrieve unsubscribe events with optional filtering by campaign or autoresponder.
Insert SubscriberTool to add a new subscriber with optional custom fields.
List AutorespondersTool to retrieve a list of all autoresponders.
List CampaignsTool to retrieve a list of all campaigns.
List FormsTool to retrieve a list of available forms in Enginemailer.
List PagesTool to retrieve a list of all pages.
List PopupsTool to retrieve a list of popups from Enginemailer.
List TemplatesTool to retrieve a list of all email templates.
Pause CampaignTool to pause a scheduled email campaign.
Create/Update CategoryTool to create or update a category for subscriber segmentation.
Update SubscriberTool to update data for an existing subscriber in EngineMailer.
Send CampaignTool to send an email campaign immediately.
Tag Subscriber to SubcategoryTool to tag a subscriber to a specific subcategory via N8N API endpoint.
Unsubscribe (N8N)Tool to unsubscribe a subscriber via N8N API endpoint.
Unsubscribe SubscriberTool to unsubscribe a subscriber from the email list.
Python
TypeScript

Install Composio

python
pip install composio claude-agent-sdk
Install the Composio SDK and Claude Agent SDK

Create Tool Router Session

python
from composio import Composio
from claude_agent_sdk import ClaudeSDKClient, ClaudeAgentOptions

composio = Composio(api_key='your-composio-api-key')
session = composio.create(user_id='your-user-id')
url = session.mcp.url
Initialize the Composio client and create a Tool Router session

Connect to AI Agent

python
import asyncio

options = ClaudeAgentOptions(
    permission_mode='bypassPermissions',
    mcp_servers={
        'tool_router': {
            'type': 'http',
            'url': url,
            'headers': {
                'x-api-key': 'your-composio-api-key'
            }
        }
    },
    system_prompt='You are a helpful assistant with access to Enginemailer tools.',
    max_turns=10
)

async def main():
    async with ClaudeSDKClient(options=options) as client:
        await client.query('Create a new Enginemailer campaign for the June newsletter')
        async for message in client.receive_response():
            if hasattr(message, 'content'):
                for block in message.content:
                    if hasattr(block, 'text'):
                        print(block.text)

asyncio.run(main())
Use the MCP server with your AI agent

Why Use Composio?

AI Native Enginemailer Integration

  • Supports both Enginemailer MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Enginemailer data

Managed Auth

  • Built-in OAuth handling with automatic token refresh and rotation
  • Central place to manage, scope, and revoke Enginemailer access
  • Per user and per environment credentials instead of hard-coded keys

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Enginemailer
  • Scoped, least privilege access to Enginemailer resources
  • Full audit trail of agent actions to support review and compliance

Use Enginemailer with any AI Agent Framework

Choose a Framework you want to connect Enginemailer with

Frequently Asked Questions

Do I need my own developer credentials to use Enginemailer with Composio?

Yes, Enginemailer requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.

Can I use multiple toolkits together?

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Is Composio secure?

Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.

What if the API changes?

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

Used by agents from

Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai

Never worry about agent reliability

We handle tool reliability, observability, and security so you never have to second-guess an agent action.

Get started for freeGet a demo↗