---
title: "Tu Vi Dau So (Tử Vi Đẩu Số)"
method: GET
path: "/api/trpc/tuvi.chart"
tags: ["Vietnamese"]
---

# Tu Vi Dau So (Tử Vi Đẩu Số)

`GET /api/trpc/tuvi.chart`

## Request

- Base URL: `https://api.asktian.com`
- URL: `https://api.asktian.com/api/trpc/tuvi.chart`
- Auth: HTTP bearer

Vietnam's dominant natal art on the verified Purple Star engine: full Sino-Vietnamese star and palace names, plus the Tuần and Triệt void markers Vietnamese practice treats as decisive — classical rules, flagged per palace.

Cost: 8 TIAN Points per call. tRPC procedure `tuvi.chart`.

## 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)