# Prime Accounting Solutions LLC (mailbox.bot)

Prints, stamps and mails documents an agent submits via API or MCP, and turns inbound postal mail into webhook events.

- Atlas card: https://inite.ai/en/atlas/mailbox.bot
- Site: https://mailbox.bot
- For: Businesses and AI agent builders needing a street address and API-sent postal mail for legal letters.
- Categories: documents
- Use not measured/100 · alive 100/100

## Used for

- Send certified letters with proof of delivery via API
- Mail lease violation and rent reminder notices
- Receive and scan inbound mail at a street address

## Price

- from 15 USD/month, free plan (read 2026-10-21 on https://mailbox.bot/pricing)

## For developers

- OpenAPI: https://mailbox.bot/openapi.json (84 paths)
- API docs: https://mailbox.bot/api-docs
- MCP server: bot.mailbox/mailbox (namespace; open on 2026-10-21, 47 tools)
- Read 2026-10-21

## MCP server, measured daily

Server: https://mailbox.bot/api/mcp, checked every day since 2026-10-21 (2 checks).

- Answered: measuring, 2 daily checks so far
- Median first answer: 134 ms
- Sign-in: none
- Context its tool definitions take: about 22685 tokens (47 tools)
- Tool definitions: A, 100/100
- Warning "destructive_unmarked": send_facility_message
- Warning "open_writes": send_facility_message, update_webhook, send_outbound_mail, cancel_outbound_mail, create_test_outbound_mail
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: soc2, pci, iso27001, hipaa, iso27701, ccpa, gdpr
- Training on your data: no (https://trust.mailbox.bot)
- Read 2026-10-21

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