gitlab-org--gitlab-foss/doc/api/instance_level_ci_variables.md

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# Instance-level CI/CD variables API
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/14108) in GitLab 13.0
> - It's deployed behind a feature flag, enabled by default.
> - It's enabled on GitLab.com.
> - It's recommended for production use.
> - For GitLab self-managed instances, GitLab administrators can opt to [disable it](#enable-or-disable-instance-level-cicd-variables-core-only). **(CORE ONLY)**
## List all instance variables
Get the list of all instance-level variables.
```plaintext
GET /admin/ci/variables
```
```shell
curl --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/admin/ci/variables"
```
```json
[
{
"key": "TEST_VARIABLE_1",
"variable_type": "env_var",
"value": "TEST_1",
"protected": false,
"masked": false
},
{
"key": "TEST_VARIABLE_2",
"variable_type": "env_var",
"value": "TEST_2",
"protected": false,
"masked": false
}
]
```
## Show instance variable details
Get the details of a specific instance-level variable.
```plaintext
GET /admin/ci/variables/:key
```
| Attribute | Type | required | Description |
|-----------|---------|----------|-----------------------|
| `key` | string | yes | The `key` of a variable |
```shell
curl --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/admin/ci/variables/TEST_VARIABLE_1"
```
```json
{
"key": "TEST_VARIABLE_1",
"variable_type": "env_var",
"value": "TEST_1",
"protected": false,
"masked": false
}
```
## Create instance variable
Create a new instance-level variable.
[Since GitLab 13.1](https://gitlab.com/gitlab-org/gitlab/-/issues/216097), the maximum number of allowed instance-level variables can be changed.
```plaintext
POST /admin/ci/variables
```
| Attribute | Type | required | Description |
|-----------------|---------|----------|-----------------------|
| `key` | string | yes | The `key` of a variable. Max 255 characters, only `A-Z`, `a-z`, `0-9`, and `_` are allowed. |
| `value` | string | yes | The `value` of a variable. Around 700 characters allowed. |
| `variable_type` | string | no | The type of a variable. Available types are: `env_var` (default) and `file`. |
| `protected` | boolean | no | Whether the variable is protected. |
| `masked` | boolean | no | Whether the variable is masked. |
```shell
curl --request POST --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/admin/ci/variables" --form "key=NEW_VARIABLE" --form "value=new value"
```
```json
{
"key": "NEW_VARIABLE",
"value": "new value",
"variable_type": "env_var",
"protected": false,
"masked": false
}
```
## Update instance variable
Update an instance-level variable.
```plaintext
PUT /admin/ci/variables/:key
```
| Attribute | Type | required | Description |
|-----------------|---------|----------|-------------------------|
| `key` | string | yes | The `key` of a variable. |
| `value` | string | yes | The `value` of a variable. |
| `variable_type` | string | no | The type of a variable. Available types are: `env_var` (default) and `file`. |
| `protected` | boolean | no | Whether the variable is protected. |
| `masked` | boolean | no | Whether the variable is masked. |
```shell
curl --request PUT --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/admin/ci/variables/NEW_VARIABLE" --form "value=updated value"
```
```json
{
"key": "NEW_VARIABLE",
"value": "updated value",
"variable_type": "env_var",
"protected": true,
"masked": true
}
```
## Remove instance variable
Remove an instance-level variable.
```plaintext
DELETE /admin/ci/variables/:key
```
| Attribute | Type | required | Description |
|-----------|---------|----------|-------------------------|
| `key` | string | yes | The `key` of a variable |
```shell
curl --request DELETE --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/admin/ci/variables/VARIABLE_1"
```
### Enable or disable instance-level CI/CD variables **(CORE ONLY)**
Instance-level CI/CD variables is under development but ready for production use.
It is deployed behind a feature flag that is **enabled by default**.
[GitLab administrators with access to the GitLab Rails console](../administration/feature_flags.md)
can opt to disable it for your instance.
To disable it:
```ruby
Feature.disable(:ci_instance_level_variables)
```
To enable it:
```ruby
Feature.enable(:ci_instance_level_variables)
```