> For the complete documentation index, see [llms.txt](https://docs.facephi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/finger/technical_documentation/api_reference/management/get-the-service-version.md). # Get the service version Returns the service version and, when the license is not valid, the reason. It never requires a JWT. ```json {"openapi":"3.0.1","info":{"title":"Facephi Finger Service REST API","version":"2.2.1"},"tags":[{"name":"Management","description":"Version, health, operational metrics and runtime configuration of the service."}],"servers":[{"url":"http://127.0.0.1:6982/"}],"security":[],"paths":{"/api/v1/finger/version":{"get":{"summary":"Get the service version","description":"Returns the service version and, when the license is not valid, the reason. It never requires a JWT.","operationId":"getVersion","tags":["Management"],"responses":{"200":{"description":"Version information.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/VersionResult"}}}},"400":{"description":"The service is not initialized (`Service not initialized`).","content":{"application/json":{"schema":{"$ref":"#/components/schemas/BadRequestResult"}}}}}}}},"components":{"schemas":{"VersionResult":{"type":"object","properties":{"message":{"type":"string","description":"` Copyright © FacePhi Biometria. All rights reserved.` When the license is not valid, the\ntext `. Invalid license: (code:

)` is appended.\n"}},"required":["message"]},"BadRequestResult":{"type":"object","properties":{"status":{"type":"integer"},"error":{"type":"string"},"message":{"type":"string"},"timeStamp":{"$ref":"#/components/schemas/TimeStamp"}},"required":["status","error","message","timeStamp"]},"TimeStamp":{"type":"string","description":"UTC date and time in ISO-8601 format with second precision (`YYYY-MM-DDTHH:MM:SSZ`)."}}}}
```