Mashup APIs/Advertising

The AdSense API is a free beta service that enables you to integrate Google AdSense into your website offerings. Using the AdSense API, you can enable users to perform a variety of AdSense functions without ever leaving your website. Users can create or manage their AdSense accounts, modify their AdSense ads, and view ad performance and earnings reports. The AdSense API is ideal for developers whose users create their own web content through web hosting, web publishing, blogging, and social networking applications.

Google's free AdWords API service lets developers engineer computer programs that interact directly with the AdWords server. With the applications created, advertisers and third parties can more efficiently - and creatively - manage their large AdWords accounts and campaigns.

Advertiser Web Services enables advertisers to develop software which interacts directly with Yahoo! Search Marketing campaign management systems. Advertisers can use XML based transactions to perform many of the features that are available through our account access user interface.be adapted to efficiently manage Yahoo! Search Marketing accounts, listings, bids, and reports.