---
title: "List available taxonomy subjects"
method: GET
path: "/subjects/"
tags: ["Subjects"]
---

# List available taxonomy subjects

`GET /subjects/`

Retrieve a list of taxonomy subjects. Subjects categorize content on the OSF.
This endpoint returns top-level subjects (those not linked to bepress subjects).

### Permissions
- Publicly accessible (no authentication required).

## Query parameters

- `filter[text]` string
- `filter[parent]` string
- `page` integer
- `page_size` integer

## Response `200`

Successful retrieval of subjects.

## Other responses

- `400` — Bad request (e.g., invalid filter or pagination parameters)

---

[API](https://skmtc.net/osf/apis/osf-apiv2-documentation.md) · [All operations](https://skmtc.net/osf/apis/osf-apiv2-documentation/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/osf/osf-apiv2-documentation/revisions/ca701048eb0d/schema)