NVIDIA GTC 2026 Draws 30,000-Plus to San Jose for Four-Day AI Showcase

NVIDIA's GTC 2026 turned downtown San Jose into a four-day AI campus from March 16 to 19, drawing more than 30,000 attendees from over 190 countries. For anyone working in conferences and large-scale events, the numbers are a useful benchmark: this is one of the largest single-vendor technical gatherings on the calendar, and it ran across 10 venues spread through the city centre rather than a single hall.

The marquee moment came on March 16, when CEO Jensen Huang delivered the opening keynote from the SAP Center, the 17,000-seat arena that doubles as home to the San Jose Sharks. Borrowing a sports-and-entertainment venue for a tech keynote has become a signature GTC move, and it underlines how far the event has outgrown a conventional convention-centre format. Huang framed AI as essential infrastructure, walking through advances across the full stack.

The program itself was vast. More than 1,000 sessions covered AI factories, robotics, digital twins and quantum computing, supported by full-day workshops, 60-plus hands-on labs and 150-plus poster presentations. That mix of stage content, deep technical training and academic-style showcasing is a template event organisers across other verticals increasingly study.

The exhibitor and speaker roster read like a roll-call of the sector: Adobe, Google DeepMind, Meta, Microsoft, OpenAI and Tesla all took part, alongside more than 240 NVIDIA Inception startups. That blend of trillion-dollar incumbents and early-stage companies on the same campus is a deliberate ecosystem play, and a reminder that the commercial scaffolding around a flagship event, sponsorship, logistics, staffing and venue management, is itself a sizeable industry.

For the events trade, GTC 2026 is a case study in scale, multi-venue orchestration and venue reinvention. Full details are in NVIDIA's official announcement.