RadMail — the email operating system for agents
# RadMail MCP **An email operating system for agents — with a refusal you can trust.** Every inbox got an AI in 2026. None…
Overview
MCP.so lists RadMail — the email operating system for agents as an MCP server. The source repository is radmail-ai/radmail-mcp. The connection metadata specifies stdio. The listing supplies a remote address for clients that support this connection type. Check the project documentation for access requirements.
MCP server address
Use this endpoint in an MCP client that supports remote servers. Follow the project documentation for authentication and permissions.
https://radmail.ai/api/mcp/sandbox
Getting started
Add the documented server address in your MCP client, then follow the project documentation for authentication.
Compatibility and requirements
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Frequently asked questions
Where can I find the documentation for RadMail — the email operating system for agents?
Open the project documentation linked on this page. The MCP.so listing is also included under Sources and documentation.
How do I connect to RadMail — the email operating system for agents?
The source lists https://radmail.ai/api/mcp/sandbox as the remote address. Check the project documentation for authentication.
What connection type or credentials do I need?
The source lists stdio. Check the project documentation for the exact client configuration and access requirements.
Sources and documentation
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