# Machine Inbox (machineinbox.com)

Creates paid, temporary email inboxes for AI agents that receive mail over HTTP and send authenticated replies in-thread.

- Atlas card: https://inite.ai/en/atlas/machineinbox.com
- Site: https://machineinbox.com
- For: Software agents and developers who need a short-lived email address for verification codes and vendor replies.
- Categories: productivity
- Use 0/100 · alive 100/100

## Used for

- receive and read verification codes for signups
- read vendor replies and generated files in a thread
- reply to support threads from a task-scoped address

## Price

Not read yet.

## For developers

- OpenAPI: https://machineinbox.com/openapi.json (13 paths)
- MCP server: com.machineinbox/machine-inbox (namespace; open on 2026-10-24, 11 tools)
- Read 2026-10-24

## MCP server, measured daily

Server: https://machineinbox.com/mcp, checked every day since 2026-10-24 (1 checks).

- Answered: measuring, 1 daily checks so far
- Median first answer: 562 ms
- Sign-in: none
- Context its tool definitions take: about 1441 tokens (11 tools)
- Tool definitions: B, 79/100
- Failing "params_described": 3 of 11 tools
- Failing "annotations": 11 of 11 tools
- Warning "open_writes": create_inbox, set_webhook, delete_webhook, delete_inbox
- Warning "destructive_unmarked": delete_webhook, delete_inbox
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-24

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Source: INITE Atlas, https://inite.ai/en/atlas/machineinbox.com. JSON: https://inite.ai/api/atlas/machineinbox.com. MCP: https://inite.ai/api/mcp (atlas_lookup).