---
title: "List Harbor Connection Schemas"
method: GET
path: "/api/harbor/connections/{connection_id}/schemas"
tags: ["Harbor Discovery"]
---

# List Harbor Connection Schemas

`GET /api/harbor/connections/{connection_id}/schemas`

## Request

- Base URL: `https://app.polytomic.com`
- URL: `https://app.polytomic.com/api/harbor/connections/{connection_id}/schemas`
- Auth: one of:
  - HTTP bearer
  - HTTP basic

Lists one bounded page of schema resources authorized by the current Harbor profile.

## Path parameters

- `connection_id` string, uuid, required: Connection ID

## Query parameters

- `limit` integer: Maximum number of results to return
- `page_token` string: Token from the previous page

## Headers

- `X-Polytomic-Version` string
- `X-Polytomic-Harbor-Session` string: Harbor session token; when supplied, the session must be active and bound to this credential and Harbor.
- `X-Polytomic-Activity-Request-ID` string: New nonzero UUID for each request, required for scoped credentials; a reused value is rejected.

## Response `200`

OK

- HarborSchemaListEnvelope
  - `data` HarborSchemaResponse[], nullable: Schemas on this page
    - `id` string: Schema ID
    - `name` string: Schema name
  - `pagination` PaginationDetails
    - `next_page_token` string: Token for fetching the next page of results
  - `supports_namespaces` boolean: Whether the connection organizes schemas into namespaces

## Changes

- **2026-10-22** `d80b0fdea14e`: 1 breaking, 1 warning, 1 info
  - the `pagination` response's property type changed from `object` to no type for status `200`
  - removed the optional property `pagination/next_page_token` from the response with the `200` status
  - added `#/components/schemas/PaginationDetails` to the `pagination` response property `allOf` list for the response status `200`
- **2026-09-05** `30ade6c6d535`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/polytomic/apis/polytomic-api/changes/api/harbor/connections/:connection_id/schemas/get.md)

---

[API](https://skmtc.dev/polytomic/apis/polytomic-api.md) - [All operations](https://skmtc.dev/polytomic/apis/polytomic-api/llms.txt) - [OpenAPI document](https://skmtc.dev/polytomic/apis/polytomic-api/revisions/3c88180d2470?raw)