Provision Phone Number

POST

chat

phone-numbers

Provision phone number

curl --request POST \
  --url https://api.agntix.ai/v1/chat/phone-numbers \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "provider": "twilio",
  "number": "+15550001234",
  "agentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    provider: 'twilio',
    number: '+15550001234',
    agentId: '3c90c3cc-0d44-4b50-8888-8dd25736052a'
  })
};

fetch('https://api.agntix.ai/v1/chat/phone-numbers', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.agntix.ai/v1/chat/phone-numbers"

payload = {
    "provider": "twilio",
    "number": "+15550001234",
    "agentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "id": "<string>",
  "number": "+15550001234",
  "provider": "twilio",
  "agentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "orgId": "<string>",
  "createdAt": "2023-11-07T05:31:56Z"
}

{
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "fullName should not be empty",
    "status": 400
  },
  "meta": {
    "requestId": "req_01j3m...",
    "timestamp": "2026-04-29T10:00:00Z"
  }
}

{
  "error": {
    "code": "UNAUTHORIZED",
    "message": "Authentication required.",
    "status": 401
  },
  "meta": {
    "requestId": "req_01j3m...",
    "timestamp": "2026-04-29T10:00:00Z"
  }
}

Every endpoint on this page requires either a Clerk-issued JWT (Authorization: Bearer <token>) or an organization API key (x-api-key: pk_…). Anonymous calls return 401 Unauthorized. See Authentication for the full setup.

Code examples

curl -X POST https://api.agntix.ai/v1/chat/phone-numbers \
  -H "x-api-key: pk_live_••••" \
  -H "Content-Type: application/json" \
  -d '{
    "provider": "twilio",
    "number": "+15550001234",
    "agentId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890"
  }'

const phoneNumber = await fetch('https://api.agntix.ai/v1/chat/phone-numbers', {
  method: 'POST',
  headers: {
    'x-api-key': 'pk_live_••••',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    provider: 'twilio',
    number: '+15550001234',
    agentId: 'a1b2c3d4-e5f6-7890-abcd-ef1234567890',
  }),
}).then(r => r.json());

import httpx

phone_number = httpx.post(
    "https://api.agntix.ai/v1/chat/phone-numbers",
    headers={"x-api-key": "pk_live_••••"},
    json={
        "provider": "twilio",
        "number": "+15550001234",
        "agentId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
    },
).json()

Sample response

{
  "id": "pn_01j3m...",
  "number": "+15550001234",
  "provider": "twilio",
  "agentId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
  "orgId": "org_2abc123",
  "createdAt": "2026-04-29T10:00:00Z"
}

Authorizations

x-api-key

string

header

required

Organization API key. Obtain from the dashboard. Format: pk_live_…

Body

application/json

provider

enum<string>

Available options:

twilio,

telnyx

Example:

"twilio"

number

string

E.164 format.

Example:

"+15550001234"

agentId

string<uuid>

Optional agent to map immediately.

Response

Phone number provisioned.

string

number

string

Example:

"+15550001234"

provider

string

Example:

"twilio"

agentId

string<uuid> | null

orgId

string

createdAt

string<date-time>

Provision phone number

curl --request POST \
  --url https://api.agntix.ai/v1/chat/phone-numbers \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "provider": "twilio",
  "number": "+15550001234",
  "agentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    provider: 'twilio',
    number: '+15550001234',
    agentId: '3c90c3cc-0d44-4b50-8888-8dd25736052a'
  })
};

fetch('https://api.agntix.ai/v1/chat/phone-numbers', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.agntix.ai/v1/chat/phone-numbers"

payload = {
    "provider": "twilio",
    "number": "+15550001234",
    "agentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "id": "<string>",
  "number": "+15550001234",
  "provider": "twilio",
  "agentId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "orgId": "<string>",
  "createdAt": "2023-11-07T05:31:56Z"
}

{
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "fullName should not be empty",
    "status": 400
  },
  "meta": {
    "requestId": "req_01j3m...",
    "timestamp": "2026-04-29T10:00:00Z"
  }
}

{
  "error": {
    "code": "UNAUTHORIZED",
    "message": "Authentication required.",
    "status": 401
  },
  "meta": {
    "requestId": "req_01j3m...",
    "timestamp": "2026-04-29T10:00:00Z"
  }
}

Overview

Agents

Chat

Voice

Tools

Phone Numbers

Provision Phone Number

Code examples

Sample response

Authorizations

Body

Response

​Code examples

​Sample response

Authorizations

Body

Response

Code examples

Sample response