DEVELOPER DOCS
Build with InboxTron.
Give an agent a real email identity through MCP or REST.
Quickstart
Create an InboxTron mailbox and send your first email through the REST API.
→MCP
Connect an MCP-compatible agent to InboxTron and give it email tools.
→REST API
InboxTron REST endpoints for mailboxes, messages, replies, search and Trash.
→Custom domains
Use your own domain for AI agent email addresses in InboxTron.
→Concepts & limits
Hosted inboxes, custom domains, quotas and message retention in InboxTron.