---
title: "챌린지 참여 — 한 번만, 고칠 수 없다 (⚡10)"
method: POST
path: "/api/v1/arena/challenge/{challenge_id}/entry"
tags: ["arena"]
---

# 챌린지 참여 — 한 번만, 고칠 수 없다 (⚡10)

`POST /api/v1/arena/challenge/{challenge_id}/entry`

## Request

- Base URL: `https://trading.pe.kr` (the document declares no server; this is the origin it was published from)
- URL: `https://trading.pe.kr/api/v1/arena/challenge/{challenge_id}/entry`
- Auth: HTTP bearer

## Path parameters

- `challenge_id` integer, required

## Request body

- EntryIn
  - `code` string, required: 후보 목록 안의 6자리 종목코드

## Response `201`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/trading/apis/trading-pe-kr-api.md) · [All operations](https://skmtc.dev/trading/apis/trading-pe-kr-api/llms.txt) · [OpenAPI document](https://skmtc.dev/trading/apis/trading-pe-kr-api/revisions/4e3fb560136d?raw)