io.github.shaozhengkun123/yarrow

I-Ching (周易) oracle: cast a hexagram, read classical commentary, get a reflection. Bilingual.

Endpointhttps://yarrow-oracle.shaozhengkun.workers.dev/mcp (streamable-http)
Registry version0.1.0
Now7 tools · grade B (85) · pin ts_7744d0b9fd778b735d8eb1613621567a · protocol 2025-03-26
First / last listed2026-10-28 07:53 UTC / 2026-10-28 07:53 UTC
Grade over time2026-10-28: B (85), 7 tools

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Timeline

First listing · 2026-10-28 07:53 UTC
7 tools, grade B (85)

Tools: cast_hexagram lookup_hexagram lookup_yilin cast_tarot divine tarot_reading two_lenses

Current tools (7)

cast_hexagramCast a hexagram for an I-Ching consultation. Returns the primary hexagram, the six lines (6=old yin, 7=young yang, 8=young yin, 9=old yang from bottom to top), any moving lines, and the changing hexagram if there are moving lines. Pass `seed` to make the cast deterministic (useful for testing or for reproducing a reading).
params: question, method, seed
lookup_hexagramReturn the full classical sources for a hexagram by its number (1–64): judgment (卦辞), image (大象), Tuan commentary, Zhu Xi 周易本义, Yang Tian Cai modern explanation, Yarrow's separately labelled Chinese reading aid, and historical anecdote — with available Chinese and English source material.
params: number*, locale, compact
lookup_yilinLook up the 焦氏易林 verse for a primary hexagram changing into another hexagram. This is a local classical-source lookup, not an AI reading.
params: primary_number*, changing_number*
cast_tarotDraw one upright Major Arcana card for reflection. Uses a deterministic one-card Waite-Smith Major Arcana method and returns a selected source excerpt from Arthur Edward Waite's public-domain 1910/1922 text. Pass `seed` to reproduce the same draw.
params: question, seed
divineAsk the I Ching. See your next step. Cast a hexagram, show the classical sources first, then offer a thoughtful reflection grounded in those sources. Sources first. Reflection, not prediction. The divine name remains stable for oracle/divination client compatibility. Supports English, Chinese, Japanese, Korean, Spanish, French, German, Portuguese, Italian, Russian, Arabic, Hindi, Indonesian, and E
params: question*, method, locale, device_id, seed
tarot_readingAsk one real question through a single upright Waite-Smith Major Arcana card. Returns a direct calibrated answer first, the named card and bound Arthur Edward Waite 1910 source excerpt, a practical reality check, and one observable next step. No reversals, astrology, redraw loop, or guaranteed prediction. Daily quota is shared with completed divine and Two Lenses readings.
params: question*, locale, device_id, seed
two_lensesBring one real question to two independent symbolic traditions: a source-first I-Ching cast and one upright Waite-Smith Major Arcana card. Returns a clear calibrated answer first, then five grounded sections covering the I Ching lens, Tarot lens, shared themes, different emphasis, and next step. Direction without guaranteed prediction or mutual-confirmation claims. Daily quota is shared with compl
params: question*, method, locale, device_id, iching_seed, tarot_seed

Entries describe changes in tool definitions. They are not statements about a server, its quality or its author. The grade measures how the tool definitions fit model providers (token cost, schema compatibility, confusable names) as scored by the ToolFit engine at the time of the listing. JSON: append .json. Opt-out: how or hello@youraitools.co.