# Levels Source: https://www.yieldcurve.pro/levels This app allows users to chart rates for individual tenors as a function of time. ## Instructions * choose the desired **Start** and **End** dates using the two date selectors — the chart updates automatically * select one or more **Tenors** from the dropdown menu * click the **sparkle** button to open **ChatYCP** and ask questions about the data (login required) ## Notes * **Start** and **End** are pre-populated with the earliest and latest dates available, respectively * **Tenor** is pre-populated with short and long tenors from user preferences or system defaults (3 Mo and 10 Yr, respectively). Logged-in users can change these via [Account Defaults](https://www.yieldcurve.pro/about#header_defaults) * try asking ChatYCP: *"What is the all-time high for the 10Y yield and when?"* or *"What was the average 10Y yield during 2023?"* Use Cases * visualize rates at different tenors as a function of time * compare tenors cross-sectionally at distinct points in time * identify high, low, and zero interest rate environments * gain a sense for the temporal evolution of the overall **level** of rates Further Reading * How has the yield curve moved over the past 25 years? * US Treasuries * The Importance of the US Treasury Yield Curve * The Yield Curve Predicted a Recession That Never Came