GigaAI raises $145.1M Series B

GigaAI is a spatial intelligence firm focused on upgrading video generation to a 4D world model. The company announced a ¥1B ($145.1M) Series B on March 5, 2026, from its base in Haidian, CN. Investors and valuation were not disclosed in Crunchbase's round record; Lounge adds them as they are reported. It has raised more than $100M in total venture funding.