---
title: "I Ching Root Number (易經根數字)"
method: GET
path: "/api/trpc/iching.rootNumber"
tags: ["Eastern"]
---

# I Ching Root Number (易經根數字)

`GET /api/trpc/iching.rootNumber`

## Request

- Base URL: `https://api.asktian.com`
- URL: `https://api.asktian.com/api/trpc/iching.rootNumber`
- Auth: HTTP bearer

I Ching Numerology root number reading — computes the single-digit root from a birth date and returns a full personality profile covering wealth, career, health, relationships, auspicious directions, and LLM interpretation.

Cost: 5 TIAN Points per call. tRPC procedure `iching.rootNumber`.

## Query parameters

- `input` string

## Response `200`

tRPC result envelope

- TrpcResult: tRPC HTTP response envelope.
  - `result` object
    - `data` object: The procedure's return value (system-specific).

---

[API](https://skmtc.dev/asktian/apis/asktian-metaphysics-api.md) · [All operations](https://skmtc.dev/asktian/apis/asktian-metaphysics-api/llms.txt) · [OpenAPI document](https://skmtc.dev/asktian/apis/asktian-metaphysics-api/revisions/3c8fdc979206?raw)