---
title: "List Available Topics"
method: GET
path: "/topics"
tags: ["Topics"]
---

# List Available Topics

`GET /topics`

Returns a list of available event topics configured in the Outpost instance.

## Response `200`

A list of topic names.

- string[]

## Other responses

- `401` — Missing or invalid authentication credentials.
- `500` — Unexpected server error.

## Changes

- **2026-02-20** `c36d2dacd201` — 2 info
  - added the media type `application/json` for the response with the status `401`
  - added the non-success response with the status `500`

[Change history](https://skmtc.dev/hookdeck/apis/outpost-api/changes/topics/get.md)

---

[API](https://skmtc.dev/hookdeck/apis/outpost-api.md) · [All operations](https://skmtc.dev/hookdeck/apis/outpost-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/hookdeck/outpost-api/revisions/4e68e64777ea/schema)