---
title: "Get CheckM histogram data by species taxon"
method: GET
path: "/genome/taxon/{species_taxon}/checkm_histogram"
tags: ["Genome"]
---

# Get CheckM histogram data by species taxon

`GET /genome/taxon/{species_taxon}/checkm_histogram`

## Request

- Base URL: `https://api.ncbi.nlm.nih.gov/datasets/v2`
- URL: `https://api.ncbi.nlm.nih.gov/datasets/v2/genome/taxon/{species_taxon}/checkm_histogram`
- Auth: API key in header `api-key`

Get CheckM histogram data by species taxon. This data is used for rendering CheckM histograms on bacterial genome pages.

## Path parameters

- `species_taxon` string, required

## Response `200`

A successful response

- V2AssemblyCheckMHistogramReply
  - `species_taxid` integer
  - `histogram_intervals` V2AssemblyCheckMHistogramReplyHistogramInterval[]
    - `start_pos` number, float
    - `stop_pos` number, float
    - `count` number, float

## Other responses

- `default`: An unexpected error response.

## Changes

- **2025-02-08** `00bdccfc6283`: 1 breaking, 1 info
  - removed the media type `application/json` for the response with the status `default`
  - added the media type `text/plain` for the response with the status `default`
- **2023-11-14** `b4da81b65e0a`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/ncats/apis/ncbi-datasets-api/changes/genome/taxon/:species_taxon/checkm_histogram/get.md)

---

[API](https://skmtc.dev/ncats/apis/ncbi-datasets-api.md) - [All operations](https://skmtc.dev/ncats/apis/ncbi-datasets-api/llms.txt) - [OpenAPI document](https://skmtc.dev/ncats/apis/ncbi-datasets-api/revisions/b24db4bc7ca5?raw)