On "AI Brendans" or "Virtual Brendans"

251 · Brendan Gregg · Nov. 28, 2025, 2:07 a.m.
Summary
In this personal blog post, Brendan Gregg discusses the emergence of AI performance engineering agents that mimic his work, raising ethical questions about AI training and ownership. He provides insights into the limitations of these tools, their pricing models, and the challenges of creating truly effective AI systems in performance engineering. He emphasizes that current AI agents can only replicate about 15% of a performance engineer's tasks and explore the implications of these technologies on the industry.