Start a telegram phone call

phone.phoneCall#ec82e140 phone_call:PhoneCall users:Vector<User> = phone.PhoneCall;
phone.requestCall#42ff96ed flags:# video:flags.0?true user_id:InputUser random_id:int g_a_hash:bytes protocol:PhoneCallProtocol = phone.PhoneCall;


Name Type Description
flags # Flags, see TL conditional fields
video flags.0?true Whether to start a video call
user_id InputUser Destination of the phone call
random_id int Random ID to avoid resending the same object
g_a_hash bytes Parameter for E2E encryption key exchange ยป
protocol PhoneCallProtocol Phone call settings



Possible errors

Code Type Description
400 CALL_PROTOCOL_FLAGS_INVALID Call protocol flags invalid
400 PARTICIPANT_VERSION_OUTDATED The other participant does not use an up to date telegram client with support for calls
400 USER_ID_INVALID The provided user ID is invalid
403 USER_IS_BLOCKED You were blocked by this user
403 USER_PRIVACY_RESTRICTED The user's privacy settings do not allow you to do this

Related pages

End-to-End Encrypted Voice Calls