Ashter Haider
/ words

Writing

Things I've learned, built, noticed, or not yet figured out

Eval-Driven Development · Receipt AuditorPart 3 of the receipt auditor series: how misleading aggregate scores hid a broken handwritten-X detector.Jul 10, 2026Eval Driven Development · Receipt AuditorPart 2 of the receipt auditor series: using eval results to prioritize the business failures that matter.Jun 19, 2026Building an Eval-Driven Receipt Auditor From ScratchPart 1 case study on building the receipt auditor baseline.Jun 6, 2026intelligence too cheap to meterThesis piece for the receipt auditor series: cheap intelligence raises the value of judgment, evals, and escalation.Jun 5, 2026not just anythingWhat dismissals are dismissing about you.Mar 2, 2026run the next tokenSOUL.mdFeb 23, 2026I thought of youIssue 1 of a short building-in-public series.May 11, 2025What I Wish Someone Had Told MeNotes I wanted to write down for myself after turning 23.Dec 24, 2024FIVE at 9 archiveAn older weekly series of ideas, quotes, and things I wanted to remember.2023