---
title: "Changes to OpenAPI spec"
method: GET
path: "/openapi.yaml"
---

# Changes to OpenAPI spec

`GET /openapi.yaml`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 6 revisions.

- **2025-11-20** `51788a4b337b` — 1 breaking, 4 info
- **2025-04-16** `b936fd02a792` — 1 breaking, 1 warning, 3 info

## Changes

- **2025-11-20** `51788a4b337b` — 1 breaking, 4 info
  - removed the media type `text/yaml` for the response with the status `200`
  - api tag `UI Pages` added
  - api tag `Documentation` removed
  - added the new optional `header` request parameter `x-hail-return-jinja-context`
  - added the media type `application/json` for the response with the status `200`
- **2025-04-16** `b936fd02a792` — 1 breaking, 1 warning, 3 info
  - removed the media type `application/json` for the response with the status `200`
  - deleted the `header` request parameter `x-hail-return-jinja-context`
  - api tag `Documentation` added
  - api tag `UI Pages` removed
  - added the media type `text/yaml` for the response with the status `200`

---

[Operation](https://skmtc.dev/hail-is/apis/hail-ci-service/docs/openapi.yaml/get.md) · [API](https://skmtc.dev/hail-is/apis/hail-ci-service.md) · [Page](https://skmtc.dev/hail-is/apis/hail-ci-service/changes/openapi.yaml/get)