CashEdge supports aggregation as well: http://cashedge.com/products-financial-information.php http://cashedge.com/products-financial-information.php A PFM solu

CashEdge supports aggregation as well: http://cashedge.com/products-financial-information.php http://cashedge.com/products-financial-information.php A PFM solution called HelloWallet uses them: http://www.hellowallet.com/2010/03/09/alldata-account-aggregation-solution-from-cashedge-to-power-hellowallet/ http://www.hellowallet.com/2010/03/09/alldata-account-aggreg... I can't speak to the quality or cost of the API though. I do know (as an ex-Yodlee employee) that the Yodlee bank API, although not extremely intuitive, is very powerful and heavily used by a lot of institutions. Will -ex-Yodlee (04-08) -Freelance Yodlee Consultant (now)