Major open-source AI projects replace community PRs with agent teams

Projects including Vercel's AI SDK, Astro, Flue, and tldraw are moving away from accepting drive-by community pull requests, instead using teams of AI agents to triage issues and apply fixes and features. The shift is driven by the sheer volume of contributors these projects now attract.

Why it matters: This is an early sign of AI agents restructuring open-source maintainer workflows, not just assisting individual contributors. If it spreads, it could change how outside contributors engage with major projects and shift review bottlenecks from human reviewers onto agent orchestration and its own failure modes.