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GET
/
api
/
calls
/
token
/
sinch
Generate a Sinch Voice SDK token
curl --request GET \
  --url https://your-instance.example.com/api/calls/token/sinch \
  --header 'Authorization: Bearer <token>'
{
  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.example.token",
  "applicationKey": "sinch-app-key-xxxx",
  "userId": "64f0a1b2c3d4e5f6a7b8c9d4",
  "callerIdentifier": "+14165550100",
  "expiresIn": 600
}

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Response

Sinch RTC token + caller identifier

​
token
string
required

Sinch RTC JWT (HS256, 10-minute expiry).

​
applicationKey
string
required
​
userId
string
required
​
expiresIn
integer
required

Seconds until expiry (always 600).

​
callerIdentifier
string

User's default Sinch phone number used as the caller ID for PSTN calls. May be empty if not configured.