---
title: "Check the validity of a genome assembly accession"
method: GET
path: "/genome/accession/{accessions}/check"
tags: ["Genome"]
---

# Check the validity of a genome assembly accession

`GET /genome/accession/{accessions}/check`

Check the validity of a genome assembly accession. Output in JSON format.

## Path parameters

- `accessions` string[], required

## Response `200`

A successful response

- V2AssemblyDatasetAvailability
  - `valid_assemblies` string[]
  - `invalid_assemblies` string[]
  - `reason` string

## Other responses

- `default` — An unexpected error response.

---

[API](https://skmtc.net/ncats/apis/ncbi-datasets-api.md) · [All operations](https://skmtc.net/ncats/apis/ncbi-datasets-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/ncats/ncbi-datasets-api/versions/e5d4400c8e5d/schema)