> For the complete documentation index, see [llms.txt](https://docs.tryterra.co/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tryterra.co/faq/help-topics/billing-account/usage-limits-and-overage-charges.md).

# Usage limits and overage charges

Common questions about usage limits and overage charges.

## Articles

{% content-ref url="/pages/DMBUMDIIDefigkbN631Y" %}
[How many devices can I connect in testing or staging?](/faq/help-topics/billing-account/usage-limits-and-overage-charges/testing-staging-device-limit.md)
{% endcontent-ref %}