curl --request POST \
  --url https://api.pramaan.dev/v1/capabilities/connector.connection.register \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "owner": {
    "kind": "end-user",
    "endUserRef": "user-42"
  },
  "url": "https://tools.example.com/",
  "label": "Research tools",
  "auth": {
    "kind": "none"
  }
}
'

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    owner: {kind: 'end-user', endUserRef: 'user-42'},
    url: 'https://tools.example.com/',
    label: 'Research tools',
    auth: {kind: 'none'}
  })
};

fetch('https://api.pramaan.dev/v1/capabilities/connector.connection.register', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.pramaan.dev/v1/capabilities/connector.connection.register"

payload = {
    "owner": {
        "kind": "end-user",
        "endUserRef": "user-42"
    },
    "url": "https://tools.example.com/",
    "label": "Research tools",
    "auth": { "kind": "none" }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "connectorRef": "<string>",
  "state": "pending-auth",
  "authKind": "none",
  "createdAt": "<string>",
  "label": "<string>",
  "failureCode": "authorization-denied",
  "connectUrl": "<string>",
  "expiresAt": "<string>"
}

{
  "error": {
    "code": "addendum_required",
    "message": "<string>",
    "next": "<string>",
    "request_id": "<string>",
    "retryable": true,
    "effect": "none",
    "slot": "<string>",
    "required_micro": 123,
    "reason": "balance",
    "plan": "<string>",
    "needs": [
      {
        "kind": "approval",
        "detail": "<string>",
        "step": "<string>"
      }
    ]
  }
}