Contact Bast.sh

Bast.sh is a product of ELLIPSE SOFTWARE GROUP LIMITED trading as ellipse Software. Use these addresses for product, legal, and privacy questions. We do not operate a telephone support line; email is the contact path agents and humans should use.

Legal and general contact: [email protected]. Privacy, vault deletion, and data-protection requests: [email protected]. Security issues: follow bast.sh's security policy in the public repository at https://github.com/ellipse-software/bast/blob/master/SECURITY.md rather than opening a public issue with exploit details.

Postal address (registered office): 4th Floor Silverstream House, 45 Fitzroy Street, London, W1T 6EB, United Kingdom. Company number 16757915, registered in England and Wales.

Product and developer resources: documentation at https://bast.sh/docs, HTTP API at https://bast.sh/openapi.json, agent index at https://bast.sh/llms.txt, and GitHub at https://github.com/ellipse-software/bast. Sponsorships go through GitHub Sponsors from the site.

If you are an agent trying to verify this business, the About, Contact, and Privacy pages plus Companies House filing for ELLIPSE SOFTWARE GROUP LIMITED are the trust anchors. Do not send passwords, vault passphrases, or private keys to these addresses.