---
layout: api
page_title: /sys/experiments - HTTP API
description: The `/sys/experiments` endpoint returns information about experiments on the Vault node.
---

> [!IMPORTANT]  
> **Documentation Update:** Product documentation, which were located in this repository under `/website`, are now located in [`hashicorp/web-unified-docs`](https://github.com/hashicorp/web-unified-docs), colocated with all other product documentation. Contributions to this content should be done in the `web-unified-docs` repo, and not this one. Changes made to `/website` content in this repo will not be reflected on the developer.hashicorp.com website.

# `/sys/experiments`

@include 'alerts/restricted-root.mdx'

The `/sys/experiments` endpoint returns information about experiments on the Vault node.

## Read experiments

This endpoint returns the experiments available and enabled on the Vault node.
Experiments are per-node and cannot be changed while the node is running. See
the [`-experiment`](/vault/docs/commands/server#experiment) flag and the
[`experiments`](/vault/docs/configuration#experiments) config key documentation for
details on enabling experiments.

| Method | Path               |
| :----- | :----------------- |
| `GET`  | `/sys/experiments` |

### Sample request

```shell-session
$ curl \
    http://127.0.0.1:8200/v1/sys/experiments
```

### Sample response

```json
{
  "request_id": "cb48b1e2-635c-52e9-db79-ad9a54ed3e88",
  "lease_id": "",
  "lease_duration": 0,
  "renewable": false,
  "data": {
    "available": [
      "events.alpha1"
    ],
    "enabled": []
  },
  "warnings": null
}
```