---
title: "Change logs components"
method: GET
path: "/change_logs/components/{component}"
---

# Change logs components

`GET /change_logs/components/{component}`

## Request

- Base URL: `https://api.coronavirus.data.gov.uk/generic`
- URL: `https://api.coronavirus.data.gov.uk/generic/change_logs/components/{component}`
- Auth: none declared. Required headers: `Accept`
- TypeScript: <https://skmtc.dev/uk-health-security-agency/apis/generic-api/docs/change_logs/components/:component/get.ts> (a function with typed inputs; its response is checked against the schema)

Returns valid components for the query parameters of the change logs.

## Path parameters

- `component` 'titles' | 'types' | 'dates', required

## Headers

- `Accept` 'application/json', required

## Response `200`

## Other responses

- `400`: Bad request. Reason provided in response body where possible.
- `404`: Not found.
- `429`: Too many requests - request has been throttled.
- `500`: Server error

## Changes

- **2021-11-22** `5e256a1f0f74`: 2 breaking, 1 warning
  - the mandatory response header `phe-website-request` removed for the status `200`
  - the mandatory response header `x-phe-media-type` removed for the status `200`
  - the optional response header `phe-server-loc` removed for the status `200`
- **2021-11-22** `44611f090a79`: 2 breaking, 1 warning
  - the mandatory response header `ukhsa-website-request` removed for the status `200`
  - the mandatory response header `x-ukhsa-media-type` removed for the status `200`
  - the optional response header `ukhsa-server-loc` removed for the status `200`
- **2021-11-22** `5894ea78dfb2`: 2 breaking, 1 warning
  - the mandatory response header `phe-website-request` removed for the status `200`
  - the mandatory response header `x-phe-media-type` removed for the status `200`
  - the optional response header `phe-server-loc` removed for the status `200`
- **2021-08-24** `22980a115081`: 1 breaking, 4 info
  - the `path` request parameter `component` was restricted to a list of enum values
  - added the new enum value `dates` to the `path` request parameter `component`
  - added the new enum value `titles` to the `path` request parameter `component`
  - added the new enum value `types` to the `path` request parameter `component`
  - …1 more
- …earlier changes not shown

[Operation history](https://skmtc.dev/uk-health-security-agency/apis/generic-api/changes/change_logs/components/:component/get.md)

---

[API](https://skmtc.dev/uk-health-security-agency/apis/generic-api.md) - [All operations](https://skmtc.dev/uk-health-security-agency/apis/generic-api/llms.txt) - [OpenAPI document](https://skmtc.dev/uk-health-security-agency/apis/generic-api/revisions/ac434e5ddc2c?raw)