---
title: "Upgrade worker runtime"
method: POST
path: "/v1/workers/{id}/runtime/upgrade"
tags: ["Workers", "Worker Runtime"]
---

# Upgrade worker runtime

`POST /v1/workers/{id}/runtime/upgrade`

Forwards a runtime upgrade request to a specific worker and returns the worker runtime's response.

## Path parameters

- `id` string, typeid, required

## Request body

- object

## Response `200`

Worker runtime upgrade request completed successfully.

- WorkerRuntimeResponse

## Other responses

- `400` — The runtime upgrade request was invalid.
- `401` — The caller must be signed in to upgrade a worker runtime.
- `404` — The worker could not be found.

---

[API](https://skmtc.net/openworklabs/apis/den-api.md) · [All operations](https://skmtc.net/openworklabs/apis/den-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/openworklabs/den-api/versions/805150503452/schema)