Austin-based RapidCanvas, which uses agents to help businesses build custom AI tools, raised a ∼$29M Series B led by Vertex Ventures and Hitachi Ventures (Chris Metinko/Axios)

Austin-based RapidCanvas, which uses agents to help businesses build and deploy custom AI applications, raised nearly $29 million in Series B funding led by Vertex Ventures and Hitachi Ventures, according to CEO Rahul Pangam.