---
title: "Probe Instance Auth"
method: POST
path: "/v1/mcp-server-instances/{instance_id}/probe"
tags: ["v1", "protected", "mcp-server-instances"]
---

# Probe Instance Auth

`POST /v1/mcp-server-instances/{instance_id}/probe`

Probe a URL-type MCP instance to detect its auth requirements.

## Path parameters

- `instance_id` string, uuid, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

## Changes

> 20 revisions in range; 1 not diffed, 5 could not be searched.

- **2026-04-29** `e1a530c0a2d5` — 1 info
  - endpoint added
- **2026-03-30** `e9c153221160` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/agentarea/apis/agentarea-api/changes/v1/mcp-server-instances/:instance_id/probe/post.md)

---

[API](https://skmtc.dev/agentarea/apis/agentarea-api.md) · [All operations](https://skmtc.dev/agentarea/apis/agentarea-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/agentarea/agentarea-api/revisions/42240c74704e/schema)