https://novosad.xyz/writing/ 2026-11-14T00:00:00Z Bogdan Novosad https://novosad.xyz/writing/where-the-tokens-went/ 2026-11-14T00:00:00Z

I measured 25 of my own agent sessions. The main agent re-reading its own history was the largest cost, eight independent reviews were 6% of the bill, and my first count was wrong by a quarter.