---
title: "Undeletes an ability version"
method: POST
path: "/ability/{packageName}/version/{version}/undelete"
tags: ["AbilityVersion"]
---

# Undeletes an ability version

`POST /ability/{packageName}/version/{version}/undelete`

## Path parameters

- `packageName` string, required
- `version` string, required

## Response `200`

OK - Resource successfully undeleted

- GenericResultMessage
  - `message` string, required — Success message

## Other responses

- `400` — Invalid input
- `404` — Ability or version not found
- `422` — Validation exception
- `default` — Unexpected error

## Changes

- **2026-01-23** `3a57afc3e1f4` — 2 info
  - the endpoint scheme security `siweAuth` was added to the API
  - the endpoint scheme security `bearerAuth` was removed from the API
- **2025-07-29** `db8711b39971` — 1 info
  - endpoint added
- **2025-06-19** `e514cea423bb` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/lit-protocol/apis/vincent-registry-api/changes/ability/:packageName/version/:version/undelete/post.md)

---

[API](https://skmtc.dev/lit-protocol/apis/vincent-registry-api.md) · [All operations](https://skmtc.dev/lit-protocol/apis/vincent-registry-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/lit-protocol/vincent-registry-api/revisions/825608de85fb/schema)