---
title: "Creates an assay metadata definition"
method: POST
path: "/api/grit/assays/assay_metadata_definitions"
tags: ["Assays - Assay Metadata Definitions"]
---

# Creates an assay metadata definition

`POST /api/grit/assays/assay_metadata_definitions`

## Request body

- object

## Response `201`

assay metadata definition created

## Other responses

- `422` — not created with invalid safe_name

---

[API](https://skmtc.net/grit42/apis/grit-assays-api.md) · [All operations](https://skmtc.net/grit42/apis/grit-assays-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/grit42/grit-assays-api/revisions/a08b5b2b48b9/schema)