http://fasthoop.appspot.com/LP Updates are on the way. Currently cache for 5 minutes.
Hope these pool owners will not block API requests
Example:
Last found block (seconds ago, at the generate time): {'slush': 805, 'btcmine': 6161, 'bitcoins.lc': 3091, 'btcguild': 2063, 'bitcoinpool': 24972}
Shares: {'slush': 406767, 'btcmine': 720599, 'bitcoins.lc': 311988, 'btcguild': 1187106}
Best pool: Guessing bitcoins.lc