---
title: "Create or extend annotation queue item lock"
method: PUT
path: "/v1/private/annotation-queues/{queueId}/items/{itemId}/lock"
tags: ["Annotation Queues"]
---

# Create or extend annotation queue item lock

`PUT /v1/private/annotation-queues/{queueId}/items/{itemId}/lock`

Claim an annotation queue item for the current user, or extend an existing lock

## Path parameters

- `queueId` string, uuid, required
- `itemId` string, uuid, required

## Response `200`

Lock result

- LockResponse
  - `acquired` boolean
  - `item_id` string, uuid
  - `locked_by` string
  - `expires_at` string, date-time

## Changes

- **2026-06-12** `3c8b8cd609d5` — 1 info
  - endpoint added
- **2026-05-04** `d606e84c75e4` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/comet-ml/apis/opik-rest-api/changes/v1/private/annotation-queues/:queueId/items/:itemId/lock/put.md)

---

[API](https://skmtc.dev/comet-ml/apis/opik-rest-api.md) · [All operations](https://skmtc.dev/comet-ml/apis/opik-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/comet-ml/opik-rest-api/revisions/a835604ec403/schema)