The ŷhat Cloud Toolbox is a suite of development tools for integrating predictive analytics into existing Web and mobile applications. ŷhat deploys your models as RESTful APIs, so there’s no need to port, translate, or adapt models for integration with existing systems. We have earlier covered YhatHQ API here.
Jigsaw, has announced additions to their RESTful JSON and XML API as well as a developer program designed to enable developers to query, share, and resell Jigsaw’s community-contributed database of company data and contact information. They came onto the API scene in June 2008 with their declaration of "Data Independence Day", which focused on providing free access to their database of company information (more details at our Jigsaw API Profile).