Twilio Access Token
Mobile_API »Generate Twilio Access Token
Base URL
https://apimobile.callproof.com
Endpoint
/api/generate-access-Token
Purpose
Generates a Twilio Voice access token for the authenticated user so the mobile app can make and receive calls. Also returns the user’s caller ID information when available.
HTTP Method
POST
Headers
| Header | Required | Description |
|---|---|---|
| Authorization | Yes | Bearer access token |
Security
- Yes – Requires Bearer Token authentication.
Parameters
Path Parameters
None.
Query Parameters
None.
Request Body
| Parameter | Type | Required | Description |
|---|---|---|---|
| device_type | string | Yes | Device platform used to select push credentials. Use android for Android; other values (for example, ios) use iOS push credentials
|
cURL Example for Android
curl --location 'https://apimobile.callproof.com/api/generate-access-Token' \ --header 'Authorization: Bearer YOUR_ACCESS_TOKEN' \ --header 'Content-Type: application/json' \ --data '{ "device_type": "android" }'
cURL Example for iOS
curl --location 'https://apimobile.callproof.com/api/generate-access-Token' \ --header 'Authorization: Bearer YOUR_ACCESS_TOKEN' \ --header 'Content-Type: application/json' \ --data '{ "device_type": "ios" }'
Successful Response (200)
Returns the Twilio Voice JWT and caller ID details.
| Field | Type | Description |
|---|---|---|
| clientStatusCode | integer | Status indicator for the client (for example, 200) |
| user_id | integer | Identifier of the authenticated user |
| company_id | integer | Identifier of the authenticated user’s company |
| data | object | Token and caller ID payload (see below) |
| message | string | Present in some responses when caller ID is missing (for example, "Caller ID not found") |
| uri | string | Requested resource URI |
data
| Field | Type | Description |
|---|---|---|
| token | string | Twilio Voice JWT access token used by the client SDK |
| caller_id | string | Outbound caller ID phone number (with country code when available); empty string when not found |
| message_caller_id | boolean/string | Messaging caller ID value when configured; otherwise false
|
Error Responses
| Status Code | Meaning |
|---|---|
| 400 | Bad Request – the access token could not be generated |
| 401 | Unauthorized – missing, invalid, or expired Bearer token |
- 400 – Token generation failed (for example, "Error while generating token").
- 401 – Authentication failed or the access token is missing/expired.
