---
title: "Echo the caller's IP"
method: GET
path: "/v1/ip"
tags: ["Service"]
---

# Echo the caller's IP

`GET /v1/ip`

## Request

- Base URL: `https://api.kaidn.io`
- URL: `https://api.kaidn.io/v1/ip`
- Auth: API key in header `x-api-key`

Returns the public IP Kaidn sees for this request, for pre-filling a checker.

## Response `200`

Success. Field-level shape for this endpoint is documented at https://kaidn.io/docs.

- object: Success. Field-level shape for this endpoint is documented at https://kaidn.io/docs.

## Other responses

- `400`: The request body or query string failed validation.
- `429`: Rate limit exceeded. Back off and retry.

---

[API](https://skmtc.dev/kaidn/apis/kaidn-api.md) · [All operations](https://skmtc.dev/kaidn/apis/kaidn-api/llms.txt) · [OpenAPI document](https://skmtc.dev/kaidn/apis/kaidn-api/revisions/6f0706942d0e?raw)