open-nomad/website/content/api-docs/namespaces.mdx

---
layout: api
page_title: Namespace - HTTP API
sidebar_title: Namespaces
description: The /namespace endpoints are used to query for and interact with namespaces.
---

# Namespace HTTP API

The `/namespace` endpoints are used to query for and interact with namespaces.

~> Prior to Nomad 1.0 Namespaces were an Enterprise-only feature.

## List Namespaces

This endpoint lists all namespaces.

| Method | Path             | Produces           |
| ------ | ---------------- | ------------------ |
| `GET`  | `/v1/namespaces` | `application/json` |

The table below shows this endpoint's support for
[blocking queries](/api-docs#blocking-queries) and
[required ACLs](/api-docs#acls).

| Blocking Queries | ACL Required                                                               |
| ---------------- | -------------------------------------------------------------------------- |
| `YES`            | `namespace:*`<br />Any capability on the namespace authorizes the endpoint |

### Parameters

- `prefix` `(string: "")`- Specifies a string to filter namespaces on based on
  an index prefix. This is specified as a query string parameter.

### Sample Request

```shell-session
$ curl \
    https://localhost:4646/v1/namespaces
```

```shell-session
$ curl \
    https://localhost:4646/v1/namespaces?prefix=prod
```

### Sample Response

```json
[
  {
    "CreateIndex": 31,
    "Description": "Production API Servers",
    "ModifyIndex": 31,
    "Name": "api-prod",
    "Quota": ""
  },
  {
    "CreateIndex": 5,
    "Description": "Default shared namespace",
    "ModifyIndex": 5,
    "Name": "default",
    "Quota": ""
  }
]
```

## Read Namespace

This endpoint reads information about a specific namespace.

| Method | Path                       | Produces           |
| ------ | -------------------------- | ------------------ |
| `GET`  | `/v1/namespace/:namespace` | `application/json` |

The table below shows this endpoint's support for
[blocking queries](/api-docs#blocking-queries) and
[required ACLs](/api-docs#acls).

| Blocking Queries | ACL Required                                                               |
| ---------------- | -------------------------------------------------------------------------- |
| `YES`            | `namespace:*`<br />Any capability on the namespace authorizes the endpoint |

### Parameters

- `:namespace` `(string: <required>)`- Specifies the namespace to query.

### Sample Request

```shell-session
$ curl \
    https://localhost:4646/v1/namespace/api-prod
```

### Sample Response

```json
{
  "CreateIndex": 31,
  "Description": "Production API Servers",
  "Quota": "",
  "Hash": "N8WvePwqkp6J354eLJMKyhvsFdPELAos0VuBfMoVKoU=",
  "ModifyIndex": 31,
  "Name": "api-prod"
}
```

## Create or Update Namespace

This endpoint is used to create or update a namespace.

| Method | Path                                              | Produces           |
| ------ | ------------------------------------------------- | ------------------ |
| `POST` | `/v1/namespace/:namespace` <br /> `/v1/namespace` | `application/json` |

The table below shows this endpoint's support for
[blocking queries](/api-docs#blocking-queries) and
[required ACLs](/api-docs#acls).

| Blocking Queries | ACL Required |
| ---------------- | ------------ |
| `NO`             | `management` |

### Parameters

- `Name` `(string: <required>)`- Specifies the namespace to create or
  update.

- `Description` `(string: "")` - Specifies an optional human-readable
  description of the namespace.

- `Quota` `(string: "")` - Specifies an quota to attach to the namespace.

### Sample Payload

```javascript
{
  "Name": "api-prod",
  "Description": "Production API Servers",
  "Quota": "prod-quota"
}
```

### Sample Request

```shell-session
$ curl \
    --request POST \
    --data @namespace.json \
    https://localhost:4646/v1/namespace/api-prod
```

```shell-session
$ curl \
    --request POST \
    --data @namespace.json \
    https://localhost:4646/v1/namespace
```

## Delete Namespace

This endpoint is used to delete a namespace.

| Method   | Path                       | Produces           |
| -------- | -------------------------- | ------------------ |
| `DELETE` | `/v1/namespace/:namespace` | `application/json` |

The table below shows this endpoint's support for
[blocking queries](/api-docs#blocking-queries) and
[required ACLs](/api-docs#acls).

| Blocking Queries | ACL Required |
| ---------------- | ------------ |
| `NO`             | `management` |

### Parameters

- `:namespace` `(string: <required>)`- Specifies the namespace to delete.

### Sample Request

```shell-session
$ curl \
    --request DELETE \
    https://localhost:4646/v1/namespace/api-prod
```