U.S. stocks rose at the open on Thursday after the Federal Reserve said it was more upbeat about the economy and Greece looked closer to a bailout deal.

The Dow Jones industrial average <.DJI> added 54.94 points, or 0.50 percent, to 11,100.21. The Standard & Poor's 500 Index <.SPX> rose 7.31 points, or 0.61 percent, to 1,198.67. The Nasdaq Composite Index <.IXIC> gained 14.05 points, or 0.57 percent, to 2,485.78.

(Editing by Jeffrey Benkoe)