Viewing profile — takwatanabe
takwatanabe
HN member- Joined
- Sun, Mar 08, 2026, 1:55 PM UTC
- HN karma
- 8
- Public activity
- 8 items
- HN profile
- View on Hacker News ↗
About takwatanabe
Clinic: https://heartgroup.jp/about/ Project: https://github.com/xuiltul/animaworks
Recent public activity
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Comment #47396809
We build and run a multi-agent system. Today Cursor won. For a log analysis task — Cursor: 5 minutes. Our pipeline: 30 minutes. Still a case for it: 1. Isolated contexts per role (…
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Comment #47395292
Knowing fundamentals gives you deeper intuition about the technology, at every layer. When compilers appeared, you no longer needed to understand assembly and registers. But knowin…
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Comment #47375675
Right. At Opus 4.6 rates, once you're at 700k context, each tool call costs ~$1 just for cache reads alone. 100 tool calls = $100+ before you even count outputs. 'Standard pricing'…
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Comment #47318732
As a psychiatrist, this problem reminds me of something we studied for a long time. Patients get worse in areas we are not measuring, but the numbers we record still look normal. W…
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Comment #47304509
The coffee machine example is interesting. That's procedural memory in neuroscience. You don't memorize each machine. You abstract the steps. Grind, filter, add grounds, pour water…
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Comment #47303939
I know Sonnet 4.6 has a 1M context window. I use it every day. But in my experience with Claude Code and Cursor, performance clearly drops between 20k and 200k context. External me…
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Comment #47303195
Yeah, fair enough. I leaned on Claude to clean up my English. I normally write in Japanese. The clinical stuff is mine though, I run a psych clinic in Japan (link in profile). Shou…
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Comment #47303004
The post-it note analogy is good, but as a psychiatrist, I'd frame it differently: LLMs are essentially patients with anterograde amnesia. They can reason brilliantly within a sing…