OpenClaw is the fastest growing agent harness out there, which can work 24/7 to automate almost any kind of tasks. However, its capabilities are limited to the tools it has access to. Composio allows your OpenClaw to access Mailbluster with authentication management handled for you. You can execute actions on Mailbluster via your favorite OpenClaw interface (Telegram, WhatsApp, TUI, etc), whichever you prefer.
Table of Contents
Connect Mailbluster without Auth hassles
We manage OAuth, API Key, token refresh, and scopes, you just build.
Try for FreeIntroduction
Why use Composio?
Apart from a managed and hosted MCP server, you will get:
- Programmatic tool calling allows LLMs to write its code in a remote workbench to handle complex tool chaining. Reduces to-and-fro with LLMs for frequent tool calling.
- Handling Large tool responses out of LLM context to minimize context rot.
- Dynamic just-in-time access to 20,000 tools across 850+ other Apps for cross-app workflows. It loads the tools you need, so LLMs aren't overwhelmed by tools you don't need.
How to install Mailbluster with OpenClaw
Using Composio API Key and Setup Prompt
- Go to dashboard.composio.dev/composio/~/connect/clients/openclaw
- Copy the setup prompt
- Run it in your OpenClaw chat interface.
- Authenticate Mailbluster from the dashboard
- Go back to your OpenClaw interface and start asking questions.
Using OpenClaw/Composio Plugin
1. Install OpenClaw Composio plugin
2. Copy the API Key from dashboard.composio.dev
3. Setup OpenClaw Config
openclaw config set plugins.entries.composio.config.consumerKey "ck_your_key_here"
4. Restart OpenClaw
openclaw gateway restart
5. Go to your chat interface and start asking questions.
6. When prompted, authenticate the app and you're all set.
How It Works
The plugin connects to Composio's MCP server at https://connect.composio.dev/mcp and registers all available tools directly into the OpenClaw agent. Tools are called by name — no extra search or execute steps needed.
If a tool returns an auth error, the agent will prompt you to connect that toolkit at dashboard.composio.dev.
Configuration
{
"plugins": {
"entries": {
"composio": {
"enabled": true,
"config": {
"consumerKey": "ck_your_key_here"
}
}
}
}
}
| Option | Description | Default |
|---|---|---|
enabled | Enable or disable the plugin | true |
consumerKey | Your Composio consumer key (ck_...) | — |
mcpUrl | MCP server URL (advanced) | https://connect.composio.dev/mcp |
What is the Mailbluster MCP server, and what's possible with it?
The Mailbluster MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Mailbluster account. It provides structured and secure access to your email marketing tools and data, so your agent can perform actions like creating leads, managing products, processing orders, and listing campaign resources on your behalf.
- Lead creation and management: Seamlessly add new leads to your Mailbluster campaigns with just an agent prompt, ensuring your audience list stays up to date.
- Product catalog management: Let your agent create, retrieve, list, or delete products in your Mailbluster catalog, making it easy to manage what you promote via email.
- Order processing and tracking: Automatically create, fetch, list, or delete orders, so you always have up-to-date insights into campaign transactions and purchases.
- Custom field discovery: Easily retrieve all custom fields defined in your Mailbluster account, helping your agent personalize emails or segment audiences with precision.
- Bulk resource listing: Quickly list all products or orders with advanced filtering, sorting, and pagination, empowering your agent to generate tailored campaign reports or summaries.
Supported Tools & Triggers
Conclusion
You've successfully integrated Mailbluster with OpenClaw using Composio plugin. Now interact with Mailbluster directly from your terminal, Web UI, or any messenger app using natural language commands.
Key benefits of this setup:
- Seamless integration across TUI, Web UIs, and Messenger apps like Telegram, WhatsApp, Slack, etc.
- Natural language commands for Mailbluster operations
- Managed authentication through Composio
- Access to 20,000+ tools across 850+ apps for cross-app workflows
- Programmatic tool calling for complex tool chaining
Next steps:
- Try asking OpenClaw to perform various Mailbluster operations
- Explore cross-app workflows by connecting more toolkits like Calendar, Slack, Notion, etc.
- Build complex automation scripts that leverage OpenClaw's 24/7 running capabilities









