# ArcUpdateProviderConnectionRequest
## Properties
**models** | Option<**Vec<String>**> | The AI model identifiers this connection is allowed to use. Must be non-empty if included. |
**base_url** | Option<**String**> | The base URL of the provider's API (`api-key` connections only). |
**api_key** | Option<**String**> | The provider's secret API key (`api-key` connections only). |
**customer_role_arn** | Option<**String**> | The ARN of the IAM role to assume for Bedrock requests (`aws-iam` connections only). |
**region** | Option<**String**> | The AWS region for Bedrock API requests (`aws-iam` connections only). |
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