YAP, a Chennai-based API platform has announced that it has raised $4.5 million led by Singapore-based venture capital firm Beenext. Other investors including angel investors that took part in the funding round include 8i Ventures Fund, The DMI Group, Better Capital, Alok Mittal, CEO, Indifi, Ashneer Grover, CEO, BharatPe, Amrish Rau, CEO, PineLabs and Jupiter…