---
title: "Test a model provider connection and discover models"
method: POST
path: "/api/v1/providers/connections/test"
tags: ["Model Providers"]
---

# Test a model provider connection and discover models

`POST /api/v1/providers/connections/test`

## Request body

- object
  - `connectionId` string
  - `providerId` string
  - `endpoint` string, uri
  - `apiKey` string

## Response `200`

Successful response. Stable response schemas are documented in workflow guides when available.

- unknown

## Other responses

- `400` — Invalid request.
- `401` — Missing or invalid authentication.
- `500` — Unexpected server error.

## Changes

- **2026-08-03** `b89ff30e4908` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/layernorm/apis/overlay-web-api/changes/api/v1/providers/connections/test/post.md)

---

[API](https://skmtc.dev/layernorm/apis/overlay-web-api.md) · [All operations](https://skmtc.dev/layernorm/apis/overlay-web-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/layernorm/overlay-web-api/revisions/a64546f5bde3/schema)