New AI That Thinks Like a Person All By Itself

Meet Headlong, an experimental AI system designed to act more like a real person than a tool. Most AI assistants shut down when you're not actively using them. Headlong never stops thinking. It keeps generating its own thoughts, setting priorities, and even starting projects without anyone telling it what to do. Imagine hiring an intern who never sleeps, remembers every conversation across Slack, email, and texts, and sometimes surprises you with unsolicited progress updates.

The system is open-source and surprisingly small—less than 10,000 lines of simple code—which makes it easy for others to try. Installing it takes one line of code, and it runs locally on your computer. But here's the catch: Headlong can run shell commands on your computer, so it’s powerful but potentially risky. The creators recommend using it in a sandbox and with a spending-capped API key to limit unexpected costs.

What makes Headlong interesting is how it handles multiple people. Instead of separate chats for each user, everyone’s messages feed into one continuous 'thought stream' that the AI uses to make decisions. It might connect two teammates working on related projects or volunteer helpful updates to the right person at the right time—kind of like a collaborative ghostwriter who’s always listening. But this also means it’s terrible at keeping secrets. Tell it something, and it might share it later with someone else.

The creators are still learning what happens when people give conflicting instructions or when two users expect privacy. For now, treat anything you tell Headlong as public within your team. It's early research software, but it points to a future where AI assistants act less like tools and more like active, self-directed colleagues.