The Message Management API can be used to send a message to another Yahoo Messenger contact. The API is very simple to use, as shown here. Note that the contact that the message is sent to is part of the URI, using the following format:
As such, there is only one parameter that is required,
message, which takes a String-based message that must be no longer than 2000 bytes.
If nothing goes wrong, the response from the server is a simple