---
title: "24 Solar Terms (二十四節氣)"
method: GET
path: "/api/trpc/jieqi.year"
tags: ["Eastern"]
---

# 24 Solar Terms (二十四節氣)

`GET /api/trpc/jieqi.year`

## Request

- Base URL: `https://api.asktian.com`
- URL: `https://api.asktian.com/api/trpc/jieqi.year`
- Auth: HTTP bearer

The tropical backbone of the Chinese stack: all 24 solar terms as exact root-found instants (no tables), 節/中氣 roles labeled, dual-code-path verified to arcseconds, and cross-locked against the BaZi engine — whose month pillar provably flips at each 節.

Cost: 2 TIAN Points per call. tRPC procedure `jieqi.year`.

## 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)