• Read Write Web, Tuesday, June 15, 2010 8:17 AM

Data marketplace Infochimps just debuted its API, which offers up access to its Twitter and U.S. Census datasets, "giving developers, researchers, and marketers the ability to take advantage of Infochimps' data without requiring the computational resources necessary to query the information from billions of tweets and hundreds of millions of U.S. households," writes ReadWriteWeb.

Pricing for the API is based on data usage and service, ranging from a free "Baboon" tier with a limit of 100,000 API calls per month to a "Golden Ape" tier that costs $4000 per month with a limit of 15 million monthly API calls. The datasets upon which these calls are based are updated monthly, according to ReadWriteWeb, although Infochimps indicates they will soon update these weekly.

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