---
title: "Register Subkey"
method: POST
path: "/account/subkeys"
tags: ["Subkey"]
---

# Register Subkey

`POST /account/subkeys`

Register a new subkey for the authenticated account.

## Request body

- RequestsCreateSubkey
  - `name` string — User-friendly name for the subkey.
  - `public_key` string — Public key to be registered as a subkey.

## Response `201`

An empty response

## Other responses

- `400` — Bad Request
- `401` — Unauthorized

## Changes

- **2025-12-24** `e0dd7ef9404f` — 1 breaking, 2 info
  - added required request body
  - added the media type `application/json` for the response with the status `400`
  - added the media type `application/json` for the response with the status `401`
- **2025-08-08** `86ca9b338098` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/tradeparadex/apis/paradex-rest-api/changes/account/subkeys/post.md)

---

[API](https://skmtc.dev/tradeparadex/apis/paradex-rest-api.md) · [All operations](https://skmtc.dev/tradeparadex/apis/paradex-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/tradeparadex/paradex-rest-api/revisions/26dce0f96ab2/schema)