---
title: "Changes to Create an intern"
method: POST
path: "/interns"
---

# Changes to Create an intern

`POST /interns`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 5 of 303 revisions.

- **2026-09-21** `0ca3cbfb629d` — 1 info
- **2026-09-21** `50d23050da7a` — 1 warning, 9 info
- **2026-09-19** `e82559908cfc` — 1 info
- **2026-09-18** `c4cafb1919d1` — 14 breaking, 14 info
- **2026-09-17** `c3b9702bd9d7` — 1 info

## Changes

- **2026-09-21** `0ca3cbfb629d` — 1 info
  - added the non-success response with the status `415`
- **2026-09-21** `50d23050da7a` — 1 warning, 9 info
  - for the `header` request parameter `Idempotency-Key`, the maxLength was set to `255`
  - added the optional property `error/metadata` to the response with the `400` status
  - added the optional property `error/metadata` to the response with the `401` status
  - added the optional property `error/metadata` to the response with the `403` status
  - added the optional property `error/metadata` to the response with the `404` status
  - added the optional property `error/metadata` to the response with the `408` status
  - added the optional property `error/metadata` to the response with the `409` status
  - added the optional property `error/metadata` to the response with the `413` status
  - added the optional property `error/metadata` to the response with the `500` status
  - added the optional property `error/metadata` to the response with the `502` status
- **2026-09-19** `e82559908cfc` — 1 info
  - the request property `workspace_id` became optional
- **2026-09-18** `c4cafb1919d1` — 14 breaking, 14 info
  - removed the required property `createdAt` from the response with the `200` status
  - removed the required property `createdAt` from the response with the `201` status
  - removed the required property `lastFailureMessage` from the response with the `200` status
  - removed the required property `lastFailureMessage` from the response with the `201` status
  - removed the required property `progress/stepLabel` from the response with the `200` status
  - removed the required property `progress/stepLabel` from the response with the `201` status
  - removed the required property `progress/stepNumber` from the response with the `200` status
  - removed the required property `progress/stepNumber` from the response with the `201` status
  - removed the required property `progress/totalSteps` from the response with the `200` status
  - removed the required property `progress/totalSteps` from the response with the `201` status
  - removed the required property `updatedAt` from the response with the `200` status
  - removed the required property `updatedAt` from the response with the `201` status
  - removed the required property `workspaceId` from the response with the `200` status
  - removed the required property `workspaceId` from the response with the `201` status
  - added the required property `created_at` to the response with the `200` status
  - added the required property `created_at` to the response with the `201` status
  - added the required property `last_failure_message` to the response with the `200` status
  - added the required property `last_failure_message` to the response with the `201` status
  - added the required property `progress/step_label` to the response with the `200` status
  - added the required property `progress/step_label` to the response with the `201` status
  - added the required property `progress/step_number` to the response with the `200` status
  - added the required property `progress/step_number` to the response with the `201` status
  - added the required property `progress/total_steps` to the response with the `200` status
  - added the required property `progress/total_steps` to the response with the `201` status
  - added the required property `updated_at` to the response with the `200` status
  - added the required property `updated_at` to the response with the `201` status
  - added the required property `workspace_id` to the response with the `200` status
  - added the required property `workspace_id` to the response with the `201` status
- **2026-09-17** `c3b9702bd9d7` — 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/openrouterteam/apis/openrouter-api/docs/interns/post.md) · [API](https://skmtc.dev/openrouterteam/apis/openrouter-api.md) · [Page](https://skmtc.dev/openrouterteam/apis/openrouter-api/changes/interns/post)