<!--
{
  "availability" : [
    "iOS: 13.0.0 -",
    "iPadOS: 13.0.0 -",
    "macCatalyst: 13.1.0 -",
    "visionOS: 1.0.0 -",
    "watchOS: 6.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "SiriKit",
  "identifier" : "/documentation/Intents/INStartCallIntentResponseCode",
  "metadataVersion" : "0.1.0",
  "role" : "Enumeration",
  "symbol" : {
    "kind" : "Enumeration",
    "modules" : [
      "Intents"
    ],
    "preciseIdentifier" : "c:@E@INStartCallIntentResponseCode"
  },
  "title" : "INStartCallIntentResponseCode"
}
-->

# INStartCallIntentResponseCode

Constants that indicate the response state.

```
enum INStartCallIntentResponseCode
```

## Topics

### Response Code

[`INStartCallIntentResponseCodeUnspecified`](/documentation/Intents/INStartCallIntentResponseCode/unspecified)

A response code that indicates an unknown state.

[`INStartCallIntentResponseCodeReady`](/documentation/Intents/INStartCallIntentResponseCode/ready)

A response code that indicates app readiness.

[`INStartCallIntentResponseCodeContinueInApp`](/documentation/Intents/INStartCallIntentResponseCode/continueInApp)

A response code that indicates your app extension is ready to transfer control to the app to start the call.

[`INStartCallIntentResponseCodeUserConfirmationRequired`](/documentation/Intents/INStartCallIntentResponseCode/userConfirmationRequired)

A response code that indicates the user must confirm the call information before starting the call.

[`INStartCallIntentResponseCodeFailure`](/documentation/Intents/INStartCallIntentResponseCode/failure)

A response code that indicates you were unable to perform the search.

[`INStartCallIntentResponseCodeFailureRequiringAppLaunch`](/documentation/Intents/INStartCallIntentResponseCode/failureRequiringAppLaunch)

A response code that indicates the user must launch your app to start a call.

[`INStartCallIntentResponseCodeFailureCallingServiceNotAvailable`](/documentation/Intents/INStartCallIntentResponseCode/failureCallingServiceNotAvailable)

A response code that indicates your app’s calling service isn’t currently available.

[`INStartCallIntentResponseCodeFailureContactNotSupportedByApp`](/documentation/Intents/INStartCallIntentResponseCode/failureContactNotSupportedByApp)

A response code that indicates the app doesn’t support the specified contact.

[`INStartCallIntentResponseCodeFailureAirplaneModeEnabled`](/documentation/Intents/INStartCallIntentResponseCode/failureAirplaneModeEnabled)

A response code that indicates the call can’t start due to the user’s device being in airplane mode.

[`INStartCallIntentResponseCodeFailureUnableToHandOff`](/documentation/Intents/INStartCallIntentResponseCode/failureUnableToHandOff)

A response code that indicates the app can’t hand off the call.

[`INStartCallIntentResponseCodeFailureAppConfigurationRequired`](/documentation/Intents/INStartCallIntentResponseCode/failureAppConfigurationRequired)

A response code that indicates the user must perform additional configuration steps before creating a call is possible.

[`INStartCallIntentResponseCodeFailureCallInProgress`](/documentation/Intents/INStartCallIntentResponseCode/failureCallInProgress)

A response code that indicates the current call failed.

## Relationships

### Conforms To

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`Sendable`](/documentation/Swift/Sendable)

[`Hashable`](/documentation/Swift/Hashable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Equatable`](/documentation/Swift/Equatable)

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)