---
title: "Install a custom node package"
method: POST
path: "/api/experiment/nodes"
tags: ["node"]
---

# Install a custom node package

`POST /api/experiment/nodes`

[cloud-only] Installs a custom node package in the cloud runtime by ID or repository URL.

## Request body

- object
  - `id` string, required — Node package ID or repository URL
  - `version` string — Specific version to install

## Response `200`

Node installed

- CloudNode — [cloud-only] An installed custom node package in the cloud runtime.
  - `id` string, required
  - `name` string, required
  - `version` string
  - `description` string
  - `author` string
  - `repository` string, uri
  - `installed_at` string, date-time
  - `enabled` boolean

## Other responses

- `400` — Bad request
- `401` — Unauthorized
- `404` — Not found

## Changes

- **2026-05-08** `c9640fded659` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/comfy-org/apis/comfyui-api/changes/api/experiment/nodes/post.md)

---

[API](https://skmtc.dev/comfy-org/apis/comfyui-api.md) · [All operations](https://skmtc.dev/comfy-org/apis/comfyui-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/comfy-org/comfyui-api/revisions/09a5075587c8/schema)