Heavenly Stems & Earthly Branches
Eight stems/branches build the Four Pillars—the coordinates for every reading.
Core Concepts
BaZi Fundamentals & Usage Tips
Learn these pillars to interpret the chart more easily.
Day Master & Ten Gods
Day Master is the reference point; Ten Gods describe roles and relationships around it.
Five Element Strength
Use ratios and temperature to judge strong vs. weak and determine favorable elements.
Major & Annual Cycles
Each decade (Da Yun) and year brings a new tone—combine them with the natal chart for timing.
What is BaZi?
Four Pillars · Five Elements · Luck + AI Interpretation
BaZi (Four Pillars) derives the destiny chart from the Heavenly Stems and Earthly Branches of the birth year, month, day, and hour. Precise time, location, and True Solar Time can better present the strength of Five Elements, relationships of Ten Gods, and the rhythm of luck cycles.
Background Knowledge
Calculation based on mystilight-8char, default Sect 2, True Solar Time automatically enabled. Results preserve both original raw_result and compatible fields for easy AI and human reading.
Why Use This BaZi Tool
Precise charting, structured output, AI-friendly
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Accuracy Guarantee
Automatically applies True Solar Time based on longitude, automatic timezone detection, prompts to complete coordinates when detection fails.
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Complete Original Data
Preserves raw_result (pillars, Spirit Sha, Major/Minor Cycles, Annual Luck, etc.) and provides normalized fields compatible with frontend.
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AI-Friendly
Structured fields can be directly used for AI interpretation and follow-up chat.
Four Steps to Generate BaZi
Fill in information to view results, reports, and AI interpretation
1
Fill in Birth Information
Name (optional), gender, date, time, location; True Solar Time is enabled by default.
2
Generate Chart
One-click view of Four Pillars, Five Elements ratio, Spirit Sha, and Major/Annual Luck.
3
Read Report
Switch between tabs to view results and destiny reports, AI tab shows interpretation summary.
4
Save and Ask
Login to save records, can generate AI interpretation and ask follow-up questions in the right-side chat.
Key Terms
Understand the main fields in the chart
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Four Pillars
The combination of Heavenly Stems and Earthly Branches for year, month, day, and hour pillars, the foundation of the chart.
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Five Elements
The ratio of Wood, Fire, Earth, Metal, Water, reflecting strength/weakness and balance.
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Ten Gods
The relationship between the Day Master and other Heavenly Stems (Friend, Rob Wealth, Eating God, Hurting Officer, Wealth, Officer/Killing, Resource).
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Luck Cycles
Major Cycles, Annual Luck, etc., indicating periodic trends.
FAQ
About this BaZi tool