---
title: "List Task Versions (Legacy)"
method: GET
path: "/v1/task/{taskId}/versions"
tags: ["Tasks (Legacy)"]
---

# List Task Versions (Legacy)

`GET /v1/task/{taskId}/versions`

## Request

- Base URL: `https://api.anchorbrowser.io`
- URL: `https://api.anchorbrowser.io/v1/task/{taskId}/versions`
- Auth: API key in header `anchor-api-key`

Retrieves all versions of a specific task, including draft and published versions.

If you are using the new Task Builder, see the non-deprecated Tasks endpoints in this API reference.

## Path parameters

- `taskId` string, uuid, required

## Response `200`

Task versions retrieved successfully

- TaskVersionsListResponse
  - `data` object
    - `taskId` string, uuid, required: Task identifier
    - `versions` object[], required
      - `version` string, required: Version identifier
      - `description` string: Version description
      - `createdAt` string, date-time, required: Version creation timestamp
      - `updatedAt` string, date-time, required: Version last update timestamp

## Other responses

- `404`: Task not found
- `500`: Failed to retrieve task versions

## Changes

- **2026-10-16** `b3bfdb98c79e`: 1 info
  - endpoint added
- **2026-03-20** `c1198ecebd31`: 1 breaking
  - api path removed without deprecation
- **2026-02-25** `ae25b3e0f20d`: 2 info
  - api tag `Tasks (Legacy)` added
  - api tag `Tasks` removed
- **2026-02-18** `4d2d945e5967`: 2 info
  - api tag `Tasks` added
  - api tag `Tasks (Legacy)` removed
- **2026-02-18** `cdc369172404`: 2 info
  - api tag `Tasks (Legacy)` added
  - api tag `Tasks` removed

[Operation history](https://skmtc.dev/anchorbrowser/apis/anchorbrowser-api/changes/v1/task/:taskId/versions/get.md)

---

[API](https://skmtc.dev/anchorbrowser/apis/anchorbrowser-api.md) - [All operations](https://skmtc.dev/anchorbrowser/apis/anchorbrowser-api/llms.txt) - [OpenAPI document](https://skmtc.dev/anchorbrowser/apis/anchorbrowser-api/revisions/9d755f22df0e?raw)