Jediah Katz(@jediahkatz):Btw, think this chart from today's blog has so many interesting takeaways: - Large majority of coding agent cost is from cache hits. - Reasoning accounts for a full 10% of cost now. When models overthink it costs a lot - Reading files costs more than other tools combined

Jediah Katz

@jediahkatz

building the agent @cursor_ai @bot. prev @figma / taught CS @penn. native new yorker, check out

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Jediah Katz@jediahkatz

2026.09.23 20:05

Btw, think this chart from today's blog has so many interesting takeaways: - Large majority of coding agent cost is from cache hits. - Reasoning accounts for a full 10% of cost now. When models overthink it costs a lot - Reading files costs more than other tools combined