---
title: "Get ESP options"
method: GET
path: "/api/v2/inbox-placement-tests/email-service-provider-options"
tags: ["InboxPlacementTest"]
---

# Get ESP options

`GET /api/v2/inbox-placement-tests/email-service-provider-options`

Provides a list of available email service providers for inbox placement tests.

## Response `200`

Default Response

- object[]
  - `region` string, required
  - `sub_region` string, required
  - `type` string, required
  - `esp` string, required

## Other responses

- `401` — This request is unauthorized (either the Authorization header is missing or invalid, or the API key has been revoked)
- `402` — This request cannot be fulfilled because the workspace does not have an active paid plan
- `404` — The requested resource was not found
- `429` — You have exceeded the rate limit. Please check the rate limit docs for more information.

---

[API](https://skmtc.net/instantly/apis/api-explorer.md) · [All operations](https://skmtc.net/instantly/apis/api-explorer/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/instantly/api-explorer/revisions/378d1e253fe7/schema)