# Courio (courio.si)

Prints an uploaded PDF and posts it as a physical letter to a chosen country, quoted per letter with no account needed.

- Atlas card: https://inite.ai/en/atlas/courio.si
- Site: https://courio.si
- For: people and AI agents who need to post a PDF as a real letter to a recipient abroad
- Categories: documents
- Use not measured/100 · alive 100/100

## Used for

- mail a PDF to a postal address in another country
- get an upfront price before paying for a letter
- send a letter without creating an account

## Price

- usage, no free plan (read 2026-11-03 on https://courio.si/pricing)

## For developers

- OpenAPI: https://api.courio.si/openapi.json (4 paths)
- API docs: https://api.courio.si/openapi.json
- MCP server: si.courio/courio (namespace; open on 2026-11-03, 4 tools)
- Read 2026-11-03

## MCP server, measured daily

Server: https://api.courio.si/mcp, checked every day since 2026-11-03 (2 checks).

- Answered: measuring, 2 daily checks so far
- Median first answer: 516 ms
- Sign-in: none
- Context its tool definitions take: about 1592 tokens (4 tools)
- Tool definitions: B, 88/100
- Failing "params_described": 3 of 4 tools
- Warning "destructive_denied": send_letter
- Warning "open_writes": send_letter
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: gdpr
- Read 2026-11-03

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