> ## Documentation Index
> Fetch the complete documentation index at: https://docs.groundtech.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Operating in production

* [Supported chains](https://docs.groundtech.co/docs/portfolio-wallets/supported-chains.md) — where deposits and payouts settle.
* [Webhooks](https://docs.groundtech.co/docs/portfolio-wallets/webhooks.md) and [polling](https://docs.groundtech.co/docs/portfolio-wallets/polling.md) — how to follow state you do not control synchronously.
* [Custody model](https://docs.groundtech.co/docs/security/custody-model.md) — who can move funds, and what Ground can and cannot do.
* [Changelog](https://docs.groundtech.co/docs/changelog.md) — API and documentation changes.


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.