# Frequency rate Performance Metrics are shown at 0.1Hz, which is the frequency rate the Performance Metric API will output at with a [BASIC license](https://www.emotiv.com/developer/) for application with Node-RED or another third party application. X-axis is number of samples. --- # 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://emotiv.gitbook.io/emotivbci/performance-metrics/frequency-rate.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.