---
title: "POST /biome/register"
method: POST
path: "/biome/register"
tags: ["Biome"]
---

# POST /biome/register

`POST /biome/register`

Create new user with username and password credentials

## Headers

- `SplinterProtocolVersion` integer

## Request body

- object
  - `username` unknown, required
  - `hashed_password` unknown, required

## Response `200`

User created successfully

- object
  - `message` string
  - `data` BiomeNewUser
    - `user_id` string
    - `username` string

## Other responses

- `400` — Invalid request
- `500` — Internal server error occurred

## Changes

> 50 revisions in range; 5 could not be searched.

- **2021-12-16** `4b66a1eeafcc` — 1 breaking, 2 info
  - the response's body type/format changed from `object`/`` to ``/`` for status `200`
  - added the optional property `data/user_id` to the response with the `200` status
  - added the optional property `data/username` to the response with the `200` status

[Change history](https://skmtc.dev/cargill/apis/splinterd-api/changes/biome/register/post.md)

---

[API](https://skmtc.dev/cargill/apis/splinterd-api.md) · [All operations](https://skmtc.dev/cargill/apis/splinterd-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/cargill/splinterd-api/revisions/38a272c24bd9/schema)