Overview
Summary	Chat and messaging
Category	Chat
Tags	chat messaging desktop
Date Added	2005-12-08
Description	The MSN Messenger Activity is an HTML-based application that is exposed as part of the MSN® Messenger client. Up to 500x500 pixels. Code in VBScript or JavaScript.
API Home Page	http://dev.live.com/messenger/
Latest API News	Invasion of the Robots Contest MSN Messenger Contest Winners
Most Popular MSN Messenger Mashups  -  View them all »
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MSN Messenger Developers - View them all »
Protocol
Protocols
Data Formats	XML
Functionality
API Groups	Object Model objects: Channel, Error, FileInfo, Messenger, User
Example API Methods	Messenger.Phone
Client Install Required	Yes
Security
Authentication Model	N/A
SSL Support	No
Read-only Without Login	No
Support
Vendor API Kits	Supports VBScript, JavaScript
Community API Kits
API Blog	Blog
Site Blog
API Forum	Forum
Developer Support
Signup and Licensing
Signup Requirements
Developer Key Required	No
Account with Service Required	No
Commercial Licensing	Available
Non-Commercial Licensing	Not required
Data Licensing
Usage Fees	None
Usage Limits	Only network usage capped at 120 packets of 1.4KB per minute
Terms of Service	General Terms of Service

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