# Client configuration

> Environment variables for the Nodus CLI and SDK.

Source: https://www.nodus-compute.ai/docs/reference/server-configuration/
Build revision: 4ebfc6023eeed1bd55d9969af1612182a7b0c7ff

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Use these environment variables to configure the Nodus CLI and SDK. Run `nodus login` to sign in, or set `NODUS_API_KEY` when running from automation. Keep API keys out of source control.

## CLI and SDK environment variables

|Variable|Default|Required|Description|
|-|-|-|-|
|`NODUS_API_KEY`|—|no|API key (nodus_sk\_…); overrides the stored login.|
|`NODUS_API_URL`|—|no|API base URL, such as <https://api>..|
|`NODUS_BASE_URL`|—|no|Deprecated alias of NODUS_API_URL, accepted with a warning for one major version.|
|`NODUS_ORG`|—|no|Organization name or id.|
|`NODUS_PROJECT`|—|no|Project name.|
|`NODUS_CONTEXT`|—|no|Named context from the config file.|
|`NODUS_CONFIG`|—|no|Config file path.|