# Get the status of an instrument **GET /control/instruments/{serial}/status** Get the status of an instrument. Includes flags to show if the instrument is online, if it is measuring and recording audio, as well as the calibration and SIC status. Requires an API key with the `instruments:read` scope. ## Servers - Production server: https://api.mycirrus.cloud/v1 (Production server) ## Parameters ### Path parameters - **serial** (string) Serial number of the selected instrument ## Responses ### 200 OK #### Body: application/json (object) - **online** (boolean) - **measuring** (boolean) - **calibrationInProgress** (boolean) - **sicInProgress** (boolean) - **lastCalibration** (object) Status of the Calibration - **lastSic** (object) Status of the System Integrity Check (SIC) ### 401 Your access token is invalid or has expired #### Body: application/json (object) - **error** (string) Error code - **description** (string) Description of the error ### 403 You do not have permission to access this data #### Body: application/json (object) - **error** (string) Error code - **description** (string) Description of the error ### 404 There is an error in the request, possibly missing parameter or incorrect url. #### Body: application/json (object) - **error** (string) Error code - **description** (string) Description of the error ### 429 You have made too many requests in a short time #### Body: application/json (object) - **error** (string) Error code - **description** (string) Description of the error [Powered by Bump.sh](https://bump.sh)