Api20100401Account4

Api20100401AddOnResult3

Api20100401Address5

Api20100401AllTime1

Api20100401Application5

Api20100401AssignedAddOn4

Api20100401AssignedAddOnExtension2

Api20100401AuthCallsCredentialListMapping4

Api20100401AuthCallsIpAccessControlListMapping4

Api20100401AuthorizedConnectApp2

Api20100401AuthRegistrationsCredentialListMapping4

Api20100401AvailablePhoneNumberCountry2

Api20100401Balance1

Api20100401Call5

Api20100401CallNotification2

Api20100401CallRecording5

Api20100401CallTranscription2

Api20100401Conference3

Api20100401ConferenceRecording4

Api20100401ConnectApp4

Api20100401Credential5

Api20100401CredentialList5

Api20100401CredentialListMapping4

Api20100401Daily1

Api20100401Data1

Api20100401DependentPhoneNumber1

Api20100401Domain5

Api20100401Event1

Api20100401Feedback1

Api20100401IncomingPhoneNumber5

Api20100401IncomingPhoneNumberLocal2

Api20100401IncomingPhoneNumberMobile2

Api20100401IncomingPhoneNumberTollFree2

Api20100401IpAccessControlList5

Api20100401IpAccessControlListMapping4

Api20100401Key4

Api20100401LastMonth1

Api20100401Local1

Api20100401MachineToMachine1

Api20100401Media1

Api20100401MediaInstance2

Api20100401Member3

Api20100401Message5

Api20100401Mobile1

Api20100401Monthly1

Api20100401National1

Api20100401NewKey1

Api20100401NewSigningKey1

Api20100401Notification2

Api20100401OutgoingCallerId4

Api20100401Participant5

Api20100401Payload3

Api20100401Payment2

Api20100401Queue5

Api20100401Record1

Api20100401Recording3

Api20100401RecordingTranscription3

Api20100401SharedCost1

Api20100401ShortCode3

Api20100401SigningKey4

Api20100401SipIpAddress5

Api20100401Siprec2

Api20100401Stream2

Api20100401ThisMonth1

Api20100401Today1

Api20100401Token1

Api20100401TollFree1

Api20100401Transcription3

Api20100401Trigger5

Api20100401UserDefinedMessage1

Api20100401UserDefinedMessageSubscription2

Api20100401ValidationRequest1

Api20100401Voip1

Api20100401Yearly1

Api20100401Yesterday1

Api20100401Message

Changes to Send a message

post/2010-04-01/Accounts/{AccountSid}/Messages.json

Sep 9, 2026v2010170b3ccd0f89 Revision changes
- info
  added the new optional request property
Apr 14, 2026v201099cae87a6bb1 Revision changes
- info
  added the new optional request property
Mar 20, 2025v20108bdc55607c6b Revision changes
- info
  added the new optional request property