Mecka, a company building data infrastructure for robot learning, announced on October 7, 2026, that it has raised a $60 million Series B led by Sequoia Capital. New investors in the round include NVIDIA, Qualcomm Ventures, Samsung and M12, Microsoft’s venture fund, the company said, with continued support from Kindred, Framework Ventures and Neo. Angel investors participating include DoorDash founder and CEO Tony Xu, former ServiceNow and Snowflake CEO Frank Slootman, and former Tesla Optimus…