Indian benchmark indices opened higher on Monday, recovering from last week's decline. Sensex jumped 473 points to 77,275, while Nifty rose 0.6% to 24,159. Banking, IT, and auto stocks led the rally, with strong market breadth as gainers far outnumbered losers on the NSE. Cipla, Tata Motors, Infosys, and HDFC Bank were among top gainers.