Mailgun MCP for AI Agents. Manage delivery, logs, and domain health from your chat window.
Mailgun MCP lets you manage your entire transactional email infrastructure directly from your AI client. Use this to send secure, high-priority emails while simultaneously monitoring domain health, auditing delivery failures, and cleaning up bounce lists. It gives you full visibility into every part of your email sending workflow.
Give Claude and any AI agent real-world access
Checks if an email address is actually deliverable or if it's a typo before you try sending anything.
Dispatches high-priority, custom emails using verified domains and specific text bodies right from your agent.
Retrieves detailed DNS records for your domain, confirming things like SPF, DKIM, and MX status to ensure mail gets through.
Pulls raw event logs showing every delivery attempt, open, drop, or bounce that happened across your accounts.
Lists out failed emails, unsubscribes, and complaints, giving you the ability to manually remove specific bounces from the suppression list.
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What AI agents can do with Mailgun (Transactional Email & Domains) 10 Tools
Use these tools to list domains, get statistics, validate addresses, and audit delivery logs for your Mailgun account.
Make your AI actually useful.
Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.
Start using Mailgun (Transactional Email & Domains) MCPList Bounces
Checks the bounce logs for a domain to detect inactive or invalid email addresses in your audience.
Delete Bounce
Removes a specific bounced email address from the suppression list, allowing you to...
Get Domain
Retrieves detailed DNS records and configuration information for any configured...
Get Stats
Pulls analytics and performance statistics, like open rates and click-through rates...
Get Templates
Lists all stored HTML Handlebars templates that are associated with your Mailgun...
List Domains
Shows a complete list of every domain name currently configured on the Mailgun account.
List Logs
Lists raw event logs, including details on deliveries, opens, drops, and bounces for a given domain.
List Unsubscribes
Retrieves a list of email addresses that have opted out or unsubscribed from your...
Send Email
Sends a high-priority transactional or marketing email directly using Mailgun's...
Validate Email
Performs an immediate check on an email address to confirm if it is valid and...
Security and governance baked right in.
Pick your AI client below to get set up. Just create a Vinkius account, subscribe, and you're instantly up and running. We handle the entire backend infrastructure, delivering out-of-the-box support for HTTPS Streamable, SSE, and OAuth2—zero messy routing required.
Choose How to Get Started
Build a custom MCP for your own tools, or connect a ready-made integration from our catalog.
Build Your Own
Turn any API into an MCP. Import a spec, define Agent Skills, or deploy with MCPFusion.
- Import from OpenAPI, Swagger, or YAML specs
- Create Agent Skills with progressive disclosure
- Deploy to edge with MCPFusion framework
- Built in DLP, auth, and compliance on each call
- Real time usage dashboard and cost metering
- Publish to catalog or keep private
Make Your AI Do More
Start with Mailgun (Transactional Email & Domains), then connect any of our 5,200+ other servers whenever your AI needs more. One click, no limits.
- Use this MCP plus 5,200+ others, all in one place
- Add new capabilities to your AI anytime you want
- Connections are secured and governed automatically
- Track usage and costs across all your servers
- Works with Claude, ChatGPT, Cursor, and more
- New servers added to the catalog weekly
Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Mailgun. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.
VINKIUS INFRASTRUCTURE
Cloud Hosted
Managed infra
V8 Isolated
Sandboxed per request
Zero-Trust Proxy
No stored credentials
DLP Enforced
Policy on each call
GDPR Compliant
EU data residency
Token Compression
~60% cost reduction
The Mess of Email Delivery Audits Solved with Vinkius AI Gateway
Today, figuring out why an important notification didn't reach a customer involves opening three different browser tabs: the Mailgun dashboard for general stats; the DNS settings page to check SPF/DKIM records; and finally, a raw log viewer to pinpoint the exact failure event. You copy data from one place and manually compare it to another.
With this MCP, you just tell your agent what you need. Instead of clicking through multiple dashboards, asking for domain details with 'get_domain' or retrieving specific logs using 'list_logs', you get a single, conversational output that shows exactly what's wrong and why.
The Mailgun MCP Gives You Control Over Domain Health
Before this MCP, checking domain health was a multi-step manual process: you had to navigate the DNS records section, manually check for required tags like DKIM and SPF, and then verify that all associated templates were correct.
Now, simply asking your agent allows it to pull all necessary details—running 'get_domain' and listing available HTML templates via 'get_templates'. You get instant confirmation on deliverability settings without ever leaving your chat window.
What your AI can actually do with this
Managing reliable email delivery is a headache that usually involves jumping between dashboards, checking DNS records in one tab, and reviewing logs in another. This MCP changes that. You connect it to any AI client through Vinkius and gain natural conversational control over everything Mailgun handles.
You can tell your agent exactly what you need: send an order confirmation email using a specific verified domain; check if a target address is valid before sending anything; or audit your DNS records (SPF, DKIM) to prove deliverability. Need to know why emails are failing? You can query raw event logs detailing every bounce and drop.
Plus, you get tools to manage the suppression list, letting you selectively delete old bounces so you can re-send campaigns safely. This gives developers and ops teams immediate, actionable data about their email systems.
019d75cc-afa7-722a-a763-036c294f08be Here's how it actually works
The bottom line is you talk to your agent, and the MCP handles all the complex API calls behind the scenes.
Subscribe to this MCP and provide your private Mailgun API key.
Your AI client connects using that key, authenticating access to your email infrastructure.
You ask the agent a natural language question—like 'What's the status of our domain records?' or 'Send an alert email.'—and it executes the required action.
Who is this actually for?
This MCP is for Ops Engineers who spend too much time hopping between Mailgun's dashboard, DNS records pages, and logging tools. It’s for Developers needing to test email flows without writing boilerplate API calls, and Growth teams that need instant campaign performance audits.
Uses the MCP to monitor domain deliverability in real time and investigate delivery logs when an outage happens.
Tests transactional email flows, validates recipient addresses using 'validate_email', and retrieves templates without leaving their IDE.
Audits campaign statistics ('get_stats') and manages suppression lists to ensure they aren't accidentally blocking valid users.
What Changes When You Connect
Never manually check DNS records again. Use 'get_domain' to instantly verify SPF, DKIM, and MX settings right within your conversation with the agent.
Eliminate guesswork about failed emails. By calling 'list_bounces', you get immediate access to who bounced so you can clean up bad data sets.
Speed up campaign analysis by asking for domain metrics. The 'get_stats' tool pulls open rates and click-through data without opening a single dashboard tab.
Improve compliance and save time with suppression lists. Use 'list_unsubscribes' or 'delete_bounce' to manage who can receive emails, ensuring you follow best practices.
Test email sends safely before launch. You can use 'validate_email' on any address to confirm it works before running a full campaign via 'send_email'.
See it in action
Post-Incident Investigation
A DevOps engineer notices an email send failure. Instead of digging through multiple tabs, they ask the agent to run 'list_logs' for the specific domain and narrow down the timeframe. The agent immediately presents a chronological list showing exactly where the delivery failed.
Pre-Send Validation
A developer needs to send an account verification email but isn't sure if the recipient address is correct. They ask the agent to 'validate_email'. The response confirms deliverability, preventing a broken workflow and saving time.
Domain Health Audit
Before launching a major campaign, a growth engineer needs proof of domain validity. They prompt the agent using 'get_domain', which instantly pulls all required DNS records to confirm SPF/DKIM compliance.
Cleaning Up Bounces
The marketing team finds an old bounce address that might be valid now. Rather than manually logging into the dashboard, they ask the agent to 'list_bounces' and then use 'delete_bounce' on the specific record.
The honest tradeoffs
What to watch out for, and the recommended way to handle each one.
Treating it like a simple messaging tool
Thinking that just sending an email is enough. If you don't check domain health or validate the recipient, your message fails silently later.
Always run 'get_domain' first to verify DNS records, and then use 'send_email'. Use 'validate_email' on the target address before running any test sends.
Ignoring campaign failures
Running a big batch send that fails. Then spending hours trying to figure out if the failure was due to spam filters, invalid addresses, or domain misconfiguration.
Immediately call 'list_logs' after a failed campaign. This provides raw event data pinpointing the exact cause of failure (e.g., bounce vs. drop).
Manually updating suppression lists
Finding an old bounce address that was actually valid and trying to manually re-add it or resend to it, risking API errors.
First use 'list_bounces' to confirm the failure. If you are certain the user is now good to receive mail, use 'delete_bounce'. This is a specific action that must be taken.
When It Fits, When It Doesn't
Use this MCP if your primary challenge is visibility and control over email infrastructure. You need to manage multiple concerns—sending emails, checking domain records, reviewing logs, and managing bounces—all within one conversation flow. This is for the highly technical user: developers, ops engineers, or data scientists who treat email delivery as a critical system component.
Don't use this if you simply need to send an occasional newsletter without caring about deliverability metrics. For basic sending only, a simple SMTP library might suffice. However, if your business depends on reliable, trackable transactional emails (passwords, receipts, alerts), you need the depth of this tool—specifically its ability to run 'get_stats' and audit logs via 'list_logs'. If you are just using email for basic marketing blasts, you probably don't need it. But if failure means lost revenue, this is mandatory.
Questions you might have
How does Mailgun MCP help with bounce rates? +
It helps by providing the 'list_bounces' tool, which shows you exactly who bounced. You can then use 'delete_bounce' to selectively remove those addresses from the suppression list if they are good to receive mail again.
Can I check my domain status before sending an email? +
Yes, always run 'get_domain' first. This confirms your SPF and DKIM records are set up correctly before you use the 'send_email' tool to prevent bounces.
What is the difference between list_logs and get_stats? +
While 'get_stats' gives high-level performance numbers like open rates, 'list_logs' provides raw, chronological data. Use logs if you need to investigate a specific failure or anomaly.
Does Mailgun MCP cover unsubscribed users? +
Yes, it has the 'list_unsubscribes' tool. This lets you audit who explicitly opted out so your agent can keep those contacts separate from active mailing lists.