Privacy Policy
The privacy policy for 1820.ch is part of the privacy policy of AP Dialog AG, which operates 1820.ch. It is maintained centrally there and covers all of the company's services. The document is available in German only.
Open AP Dialog AG's privacy policy (in German)
Open the PDF directly (24 pages, in German)
If your request is about your own directory entry — access, correction or removal — please contact us directly. Contact details in the imprint
MCP interface (AI assistants)
AI assistants can query the directory through the MCP interface at mcp.1820.ch. In addition to the privacy policy of AP Dialog AG, the following applies:
- Data stored
- For every call: IP address, identifier of the AI assistant (name and version where supplied, plus user agent), search query or the phone number or entry ID requested, entries delivered, and the time and response time. When a connection is opened: IP address, identifier of the AI assistant and time.
- Purpose
- Operating the service, detecting abuse and developing the offering further.
- Retention
- 90 days. After that the data is deleted automatically.
- Disclosure
- None. The data is not passed on to third parties.