# Create DID Billing Plan Billing Plan defines the cost of DID for the Client and Vendor side. You can define different Client and Vendor Billing Plan for each client and vendor. Each DID Billing Plan consist of the following pricing components: * Setup Fee * Monthly Fee * Per Minute Rate When terminating traffic, switch will employ profit protection. That means, if the DID vendor's per minute rate is higher than DID client's per minute rate, then the switch will not terminate the call. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://cookbook.denovolab.com/quick-setup-for-origination-traffic/create-did-billing-plan.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.