Step 1: Enter your birth time
Rules: Zi Ping School (Solar terms for months / Zi hour for day change)
What is BaZi Compatibility?
BaZi compatibility (also known as Four Pillars compatibility or Chinese astrology matchmaking) is a traditional Chinese method for assessing relationship harmony. By analyzing each person's birth chart — derived from their birth year, month, day, and hour — it evaluates how two individuals' Five Elements, Day Masters, and Ten Gods interact. Our AI-powered calculator modernizes this ancient practice, delivering structured relationship insights grounded in classical Chinese metaphysics.
How BaZi Compatibility Analysis Works
Our BaZi compatibility calculator follows a three-step process. First, each person's birth data is converted into a Four Pillars chart (year, month, day, hour pillars) and Five Elements balance is computed. Second, the two charts are compared across key dimensions: Day Master interaction, Earthly Branch harmony or conflict, Five Elements complementarity, and Ten Gods role compatibility. Finally, our AI synthesizes these classical signals into plain-language relationship insights, covering communication style, values alignment, and long-term growth potential.
Frequently Asked Questions
Q: Is BaZi compatibility accurate?
A: BaZi compatibility offers meaningful insights into personality dynamics and natural affinities between two people. Like any relationship analysis tool, it works best as a framework for self-reflection rather than a definitive verdict. Our AI analysis identifies patterns and tendencies that can help couples understand each other better and navigate differences more effectively.
Q: What if I don't know the exact birth hour?
A: The birth hour affects the Hour Pillar of the BaZi chart. If the exact hour is unknown, selecting midday (11:00–13:00) provides a reasonable approximation. The Year, Month, and Day pillars carry the majority of personality and compatibility information, so the analysis will still be highly relevant even without a precise birth hour.