Create or reuse an application user

external_id is unique within the application. Repeating it reuses the user; conflicting computer settings return 409. An application key supplies application_id automatically.

POST/v1/users

Authorization

Authorizationstringrequired

Bearer tak_… — an application API key. Keep it on your backend; all resources are scoped to that application.

Create an application key →

Body application/json

computer_imagestring

Allowed: "linux""macos-tahoe""macos-sequoia""android-14"

Default: "linux"

application_idstring

Min length: 1

external_idstringrequired

Min length: 1 · Max length: 200

Response

201Create or reuse an application user

X-Request-Idstring

Server-generated request identifier for logs and support.

application/json

idstringrequired

Min length: 1

application_idstringrequired

Min length: 1

external_idstringrequired

sequenceintegerrequired

Minimum: -9007199254740991 · Maximum: 9007199254740991

computer_imagestringrequired

created_atstringrequired

Format: date-time · Pattern: ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d:[0-5]\d(?:\.\d+)?(?:Z|([+-](?:[01]\d|2[0-3]):[0-5]\d)))$

computerobject | null

4XX400 invalid input; 401 missing/revoked credentials; 403 disallowed operation/application; 404 missing or inaccessible resource; 409 conflicting submission/version/state; 413 body too large; 415 unsupported content type. Inspect error.code, not message text.

X-Request-Idstring

Server-generated request identifier for logs and support.

application/json

errorobjectrequired

Object fields

codestringrequired

messagestringrequired

request_idstringrequired

Additional keys: any

5XX500 unexpected failure or 503 unavailable dependency. A failed response does not prove that a submission was not committed. Retry job/flow admission with the same key and body.

X-Request-Idstring

Server-generated request identifier for logs and support.

application/json

errorobjectrequired

Object fields

codestringrequired

messagestringrequired

request_idstringrequired

Additional keys: any