Sumitsuke

Design, verify, complete. Auditing and repairing AI-generated / outsourced code; measurements with frozen logs and independent recomputation. Lab: sumitsuke.jp/lab — GitHub: sumitsuke

Joined on Jul 7, 2026 https://sumitsuke.jp/

Sumitsuke

Sep 17

I let an AI write a technical article with zero human editing, then ran it through my normal verification pass

#ai #writing #testing #review

7 min read

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Sumitsuke

Sep 16

A JSONL record split in two: U+2028, U+0085, and the separator I missed

#python #json #debugging #testing

4 min read

Sumitsuke

Sep 15

Does AI-generated code silently swallow errors? 120 measured generations: every flagged case was a false positive or a documented fallback

#ai #llm #staticanalysis #python

20 min read

Sumitsuke

Jul 12

LLM self-review vs. a blind re-run on 160 gold-labeled name-matching pairs — no measurable difference at ceiling

#ai #llm #testing #nlp

7 min read

Sumitsuke

Jul 9

What actually breaks when a free Cloudflare D1 database hits its 500 MB wall

#cloudflare #database #sqlite #serverless

6 min read

Sumitsuke

Jul 7

I had a local LLM review the same code 51 times: majority voting picks persistence, not correctness

#ai #llm #codereview #testing

13 min read