This is part one of a three-part series on how HubSpot transformed with AI. Part two covers how we grow with Agent-first GTM. Part three is how we operate as an AI-first company. Everything we build at HubSpot exists to help our customers grow. So when generative AI emerged, our engineering team didn’t just see a productivity tool; we saw an opportunity to build better products and get more value into customers’ hands sooner. And when off-the-shelf AI tools hit their ceiling, we didn’t just look for better ones. We built the platform underneath them. That decision compounded faster than we expected. Because all of our AI is built on a shared foundation, every new capability we ship makes the whole system more powerful and customers get a more consistent experience across everything they use. Today, we’re able to innovate at a pace that simply wasn’t possible before. 100% of our engineers use AI, and we’ve seen a 73% increase in lines of code written by our engineers. We didn’t get here overnight.…