Create a credential

curl --request POST \
  --url 'https://{workspace_id}.{region}.maas.aliyuncs.com/api/v1/agentstudio/credentials' \
  --header 'Authorization: Bearer <YOUR_API_KEY>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "vault_id": "vlt_xxx",
  "display_name": "第三方 API 密钥",
  "auth": {
    "type": "environment_variable",
    "secret_name": "API_KEY",
    "secret_value": "sk-xxxx",
    "networking": {
      "type": "unrestricted"
    }
  }
}
'

{
  "id": "cred_xxx",
  "type": "credential",
  "vault_id": "vlt_xxx",
  "display_name": "第三方 API 密钥",
  "auth": {
    "type": "environment_variable",
    "secret_name": "API_KEY",
    "networking": {
      "type": "unrestricted"
    }
  },
  "metadata": {},
  "archived_at": null,
  "created_at": "2026-07-10T08:00:00Z",
  "updated_at": "2026-07-10T08:00:00Z",
  "request_id": "req_xxx"
}