---
title: "Get label candidates"
method: GET
path: "/api/v1/concepts/{concept_id}/candidates"
tags: ["concept"]
---

# Get label candidates

`GET /api/v1/concepts/{concept_id}/candidates`

Get images and keyframes to label in order to improve the concept

## Path parameters

- `concept_id` string, uuid4, required

## Query parameters

- `limit` integer

## Response `200`

Candidates to label in order to improve the concept

- CandidatesToLabel — A list of selected images or video keyframes to label to improve the accuracy of the concept
  - `data` unknown[], required — Images and video keyframes to label
    - unknown

## Other responses

- `404` — Concept not found
- `422` — Validation Error

## Changes

- **2026-09-17** `23dbda5f105c` — 1 warning, 1 info
  - deleted the `header` request parameter `Authorization`
  - the endpoint scheme security `HTTPBearer` was added to the API
- **2026-09-12** `3683abf6922b` — 1 info
  - api operation id `get-label-candidates` removed and replaced with `concept_get_label_candidates`
- **2026-08-22** `1223758be9ba` — 2 warning
  - for the `query` request parameter `limit`, the max was set to `20.00`
  - for the `query` request parameter `limit`, the min was set to `1.00`

[Change history](https://skmtc.dev/coactive/apis/api-reference/changes/api/v1/concepts/:concept_id/candidates/get.md)

---

[API](https://skmtc.dev/coactive/apis/api-reference.md) · [All operations](https://skmtc.dev/coactive/apis/api-reference/llms.txt) · [OpenAPI document](https://skmtc.dev/coactive/apis/api-reference/revisions/23dbda5f105c?raw)