AgentMail MCP Server for Claude Code 11 tools — connect in under 2 minutes
Claude Code is Anthropic's agentic CLI for terminal-first development. Add AgentMail 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.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
Vinkius Desktop App
The modern way to manage MCP Servers — no config files, no terminal commands. Install AgentMail and 2,500+ MCP Servers from a single visual interface.
# Your Vinkius token. get it at cloud.vinkius.com
claude mcp add agentmail --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 AgentMail MCP Server
Connect AgentMail to your AI agent and unlock a programmable email client. Stop relying on complex integrations and grant your agent its own functional inbox to communicate with the world.
Claude Code registers AgentMail as an MCP server in a single terminal command. Once connected, Claude Code discovers all 11 tools at runtime and can call them headlessly. ideal for CI/CD pipelines, cron jobs, and automated workflows where AgentMail data drives decisions without human intervention.
What you can do
- Inboxes — Create, list, and delete custom email addresses on the fly for your agent
- Threads — Scan active conversations and read full historical threads natively
- Messages — Send new emails, reply contextually to specific threads, and forward messages
- Attachments — Extract and process files attached to incoming emails automatically
The AgentMail MCP Server exposes 11 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 AgentMail to Claude Code via MCP
Follow these steps to integrate the AgentMail 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 AgentMail
Ask Claude: "Using AgentMail, show me...". 11 tools are ready
Why Use Claude Code with the AgentMail MCP Server
Claude Code provides unique advantages when paired with AgentMail 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 AgentMail 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
AgentMail + Claude Code Use Cases
Practical scenarios where Claude Code combined with the AgentMail MCP Server delivers measurable value.
CI/CD integration: embed AgentMail tool calls in your deployment pipeline to validate configurations or fetch secrets before shipping
Headless batch processing: schedule Claude Code to query AgentMail nightly and generate reports without human intervention
Shell scripting: pipe AgentMail outputs into other CLI tools for data transformation, filtering, and aggregation
Infrastructure monitoring: run Claude Code in a cron job to query AgentMail status endpoints and alert on anomalies
AgentMail MCP Tools for Claude Code (11)
These 11 tools become available when you connect AgentMail to Claude Code via MCP:
create_inbox
You can optionally link it to a custom domain. Create a new email inbox for an agent
delete_inbox
Warning: this deletes all emails in it. Delete a specific inbox by ID
forward_message
You can optionally add text to the forwarded message. Forward an existing email message
get_attachment
Attachments might be encoded in base64. Ensure you parse or read it correctly. Download or read a specific attachment from a message
get_inbox
Get details of a specific inbox by ID
get_thread
Requires a thread_id. Read all messages inside a specific conversation thread
list_inboxes
An inbox is required to send or receive emails. Returns an array of inboxes with their IDs, email addresses, and names. List all inboxes assigned to the AgentMail API Key
list_threads
Returns a list of thread objects including subject lines and recent message previews. The agent needs an inbox_id first. List conversation threads inside an inbox
reply_to_message
The thread will be preserved. Reply to an existing email message/thread
send_message
Requires the sender inbox_id, which you can get from list_inboxes. Send a brand new email message
update_message
Update an existing message metadata (like marking it as read)
Example Prompts for AgentMail in Claude Code
Ready-to-use prompts you can give your Claude Code agent to start working with AgentMail immediately.
"Create a new inbox for our support team."
"Check all my unread threads in the main inbox today."
"Reply to the client thanking them and attach the pricing PDF."
Troubleshooting AgentMail MCP Server with Claude Code
Common issues when connecting AgentMail to Claude Code through the Vinkius, and how to resolve them.
Command not found: claude
npm install -g @anthropic-ai/claude-codeConnection timeout
AgentMail + Claude Code FAQ
Common questions about integrating AgentMail 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 AgentMail with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect AgentMail to Claude Code
Get your token, paste the configuration, and start using 11 tools in under 2 minutes. No API key management needed.