---
title: "Challenge Cycles (kabbalistic-strict)"
method: POST
path: "/numerology/kabbalistic-strict/challenge"
tags: ["Numerology: Kabbalistic (Mathers strict)"]
---

# Challenge Cycles (kabbalistic-strict)

`POST /numerology/kabbalistic-strict/challenge`

Calculate four Challenge cycles: life-area difficulties to master, derived from birth date components. Numerology: Kabbalistic (Mathers strict) system.

## Request body

- NumerologyNameDate
  - `name` string, required
  - `date` string, required

## Response `200`

Successful calculation

- object
  - `ok` boolean
  - `data` object
    - `system` string, nullable
    - `challenges` object, nullable
      - `first` object, nullable
        - `reduced` number, nullable
        - `meaning` object, nullable
          - `archetype` string, nullable
      - `second` object, nullable
        - `reduced` number, nullable
      - `third` object, nullable
        - `reduced` number, nullable
      - `fourth` object, nullable
        - `reduced` number, nullable

## Other responses

- `400` — Validation error
- `401` — Missing or invalid API key

---

[API](https://skmtc.net/astroway/apis/astroway-calculation-api.md) · [All operations](https://skmtc.net/astroway/apis/astroway-calculation-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/astroway/astroway-calculation-api/revisions/529d7d36d7d6/schema)