---
title: "Create constraint"
method: POST
path: "/apps/{appId}/constraints"
tags: ["apps"]
---

# Create constraint

`POST /apps/{appId}/constraints`

Creates a new constraint for an app

## Path parameters

- `appId` string, required — App ID

## Headers

- `Authorization` string, required
- `X-Disable-Hooks` 'true', required

## Request body

- TypeAppsConstraintCreate
  - `description` string
  - `function` string
  - `options` unknown
  - `label` string
  - `validator` string
  - `appId` string — App ID

## Response `200`

Response with status 200

- TypeAppsConstraintResponse
  - `data` TypeAppsConstraintResource, required
    - `id` string, required — Constraint ID
    - `appId` string, required — App ID
    - `validator` string, required
    - `description` string
    - `function` string
    - `options` unknown
    - `label` string
    - `createdAt` string, date-time, required
    - `updatedAt` string, date-time, required

---

[API](https://skmtc.net/flatfile/apis/api-reference.md) · [All operations](https://skmtc.net/flatfile/apis/api-reference/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/flatfile/api-reference/versions/9d3a9979cd96/schema)