# Billing Billing and subscription management including plans, usage tracking, and cost estimates. ## List available billing plans - [GET /v1/billing/plans](https://developers.nextvisit.app/openapi/billing/listbillingplans.md): Returns a list of all visible billing plans with their pricing and features ## Get billing cost estimate - [GET /v1/billing/estimate](https://developers.nextvisit.app/openapi/billing/getbillingestimate.md): Returns an estimate of the current billing costs based on the number of users in the team ## Get billing usage statistics - [GET /v1/billing/usage/{module}](https://developers.nextvisit.app/openapi/billing/getbillingusage.md): Returns usage statistics for the current billing period including encounters, peer reviews, and documents