MailSlurp MCP Server for Claude Code 8 tools — connect in under 2 minutes
Claude Code is Anthropic's agentic CLI for terminal-first development. Add MailSlurp as an MCP server in one command and Claude Code will discover every tool at runtime. ideal for automation pipelines, CI/CD integration, and headless workflows via Vinkius.
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Vinkius Desktop App
The modern way to manage MCP Servers — no config files, no terminal commands. Install MailSlurp and 2,500+ MCP Servers from a single visual interface.
# Your Vinkius token. get it at cloud.vinkius.com
claude mcp add mailslurp --transport http "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About MailSlurp MCP Server
Connect your MailSlurp account to any AI agent to automate your email testing and asynchronous message management. This MCP server enables your agent to create virtual inboxes, send and receive emails, and handle complex automation scenarios using long-polling 'wait-for' methods directly from natural language interfaces.
Claude Code registers MailSlurp as an MCP server in a single terminal command. Once connected, Claude Code discovers all 8 tools at runtime and can call them headlessly. ideal for CI/CD pipelines, cron jobs, and automated workflows where MailSlurp data drives decisions without human intervention.
What you can do
- Virtual Inbox Management — Create random or custom email addresses and list all managed inboxes in your account
- Email Automation — Long-poll for the latest incoming email or wait until a specific email count is reached for testing suites
- Message Retrieval — List and inspect messages received by any virtual address, including full HTML and text bodies
- Outbound Capability — Send emails directly from any of your MailSlurp addresses programmatically
- Infrastructure Maintenance — Permanently delete individual messages or entire virtual inboxes via simple commands
- Metadata Inspection — Retrieve detailed technical headers and attachment metadata for any received email
The MailSlurp MCP Server exposes 8 tools through the Vinkius. Connect it to Claude Code in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect MailSlurp to Claude Code via MCP
Follow these steps to integrate the MailSlurp MCP Server with Claude Code.
Install Claude Code
Run npm install -g @anthropic-ai/claude-code if not already installed
Add the MCP Server
Run the command above in your terminal
Verify the connection
Run claude mcp to list connected servers, or type /mcp inside a session
Start using MailSlurp
Ask Claude: "Using MailSlurp, show me...". 8 tools are ready
Why Use Claude Code with the MailSlurp MCP Server
Claude Code provides unique advantages when paired with MailSlurp through the Model Context Protocol.
Single-command setup: `claude mcp add` registers the server instantly. no config files to edit or applications to restart
Terminal-native workflow means MCP tools integrate seamlessly into shell scripts, CI/CD pipelines, and automated DevOps tasks
Claude Code runs headlessly, enabling unattended batch processing using MailSlurp tools in cron jobs or deployment scripts
Built by the same team that created the MCP protocol, ensuring first-class compatibility and the fastest adoption of new protocol features
MailSlurp + Claude Code Use Cases
Practical scenarios where Claude Code combined with the MailSlurp MCP Server delivers measurable value.
CI/CD integration: embed MailSlurp tool calls in your deployment pipeline to validate configurations or fetch secrets before shipping
Headless batch processing: schedule Claude Code to query MailSlurp nightly and generate reports without human intervention
Shell scripting: pipe MailSlurp outputs into other CLI tools for data transformation, filtering, and aggregation
Infrastructure monitoring: run Claude Code in a cron job to query MailSlurp status endpoints and alert on anomalies
MailSlurp MCP Tools for Claude Code (8)
These 8 tools become available when you connect MailSlurp to Claude Code via MCP:
create_random_inbox
Create a new random email address
delete_specific_inbox
Delete an inbox and its emails
get_email_details
Get complete content for a specific email
list_all_inboxes
List all MailSlurp inboxes
list_inbox_emails
List emails received by an inbox
send_email_from_inbox
Requires recipient and content. Send an email using a MailSlurp address
wait_for_email_count
Wait until an inbox has a certain number of emails
wait_for_latest_email
Returns the latest one immediately if present. Long-poll for the next incoming email
Example Prompts for MailSlurp in Claude Code
Ready-to-use prompts you can give your Claude Code agent to start working with MailSlurp immediately.
"Create a new random inbox in MailSlurp."
"Wait for the next email to arrive in inbox 'inbox-xyz'."
"Send an email to 'user@example.com' from inbox 'inbox-xyz'."
Troubleshooting MailSlurp MCP Server with Claude Code
Common issues when connecting MailSlurp to Claude Code through the Vinkius, and how to resolve them.
Command not found: claude
npm install -g @anthropic-ai/claude-codeConnection timeout
MailSlurp + Claude Code FAQ
Common questions about integrating MailSlurp MCP Server with Claude Code.
How do I add an MCP server to Claude Code?
claude mcp add --transport http "" in your terminal. Claude Code registers the server and discovers all tools immediately.Can Claude Code run MCP tools in headless mode?
How do I list all connected MCP servers?
claude mcp in your terminal to see all registered servers and their status, or type /mcp inside an active Claude Code session.Connect MailSlurp with your favorite client
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Connect MailSlurp to Claude Code
Get your token, paste the configuration, and start using 8 tools in under 2 minutes. No API key management needed.