Field notes
Notes from production
Mostly about the parts that turned out harder than expected. Written by the engineers who hit them.
2 min read
Write the evaluation set before you write the prompt
Most AI projects cannot tell whether they are finished, because nobody defined what correct looks like. The fix costs two days and changes everything downstream.
evaluationllmopspractice2 min read
The DPDP erasure right will break your vector store
India's DPDP Act gives individuals a right to deletion. If your retrieval index has no lineage back to source records, you cannot honour it — and the fix is a full reindex.
dpdpgovernancearchitecture
Let's find out what is actually automatable
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