---
title: "Get all node definitions"
method: GET
path: "/api/object_info"
tags: ["node"]
---

# Get all node definitions

`GET /api/object_info`

Returns a dictionary of every registered node class, keyed by class name.
Each value is a NodeInfo object describing inputs, outputs, category, etc.

## Response `200`

All node definitions

- object

## Changes

- **2026-05-22** `09a5075587c8` — 1 info
  - api operation id `getObjectInfo` removed and replaced with `getNodeInfo`
- **2026-05-05** `d663f60caca6` — 1 breaking
  - the response property `additionalProperties/essentials_category` became nullable for the status `200`
- **2026-04-24** `a66055fa384e` — 6 info
  - api operation id `getNodeInfo` removed and replaced with `getObjectInfo`
  - added the optional property `additionalProperties/dev_only` to the response with the `200` status
  - added the optional property `additionalProperties/essentials_category` to the response with the `200` status
  - added the optional property `additionalProperties/has_intermediate_output` to the response with the `200` status
  - …2 more

[Change history](https://skmtc.dev/comfy-org/apis/comfyui-api/changes/api/object_info/get.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/c4db9e1283df/schema)