---
title: "Validate announcement prerequisites for a modality"
method: GET
path: "/cohorts/{id}/modalities/{modalityId}/announce-prerequisites"
tags: ["Cohorts"]
---

# Validate announcement prerequisites for a modality

`GET /cohorts/{id}/modalities/{modalityId}/announce-prerequisites`

## Request

- Base URL: `https://api.production.yourmedley.com`
- URL: `https://api.production.yourmedley.com/cohorts/{id}/modalities/{modalityId}/announce-prerequisites`
- Auth: HTTP bearer

Check whether all prerequisites are met before announcing a modality to participants. Returns validation result with specific blocking items if prerequisites are not satisfied.

## Path parameters

- `id` string, uuid, required
- `modalityId` string, uuid, required

## Response `200`

Validation result

- object
  - `valid` boolean
  - `errors` string[]

## Other responses

- `401`: Unauthorized
- `404`: Cohort or modality not found

---

[API](https://skmtc.dev/withmedley/apis/medley-api.md) - [All operations](https://skmtc.dev/withmedley/apis/medley-api/llms.txt) - [OpenAPI document](https://skmtc.dev/withmedley/apis/medley-api/revisions/40aaac5ca6bd?raw)