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Saju Atelier

ClaudeCommunityby Saju Atelier

Saju Atelier gives Claude an exact Korean Four Pillars (saju, also known as BaZi) calculation. Ask for a chart with a birth date, and optionally the birth time and city, and Claude receives the year, month, day and hour pillars (hanja, romanized Korean, element and polarity), the day master, the five-element balance in percent, ten-god counts, the Korean zodiac animal decided at Ipchun rather than January 1, and the ten-year luck-cycle pillars. The calculation follows the traditional rules: the year changes at Ipchun (start of spring), the month follows the twelve solar terms, the day comes from the sixty-day cycle, and the hour from the day stem. When a birth city is given, the clock time is corrected to true solar time (longitude and equation of time) before the day and hour pillars are set, the step most online calculators skip. Dates from 1920 to 2030 are supported. A second tool returns the pillars of any calendar date, so Claude can answer questions like "which animal year is 2027" or "what is today's day pillar" exactly. The tools return calculation facts only and leave the interpretation to the conversation. No account or key is needed, and nothing you send is stored or logged.

Details

ProductivityEducationHealth Life Sciences
Listed Nov 9, 2026
by Saju Atelier
MCP endpoint: https://sajuatelier.com/mcp · streamable-http

Available tools (2)

calculate_saju_chartget_date_pillars