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盛永裕介

Building experiments at the intersection of AI and SEO. Currently running 3 programmatic directory sites powered by Claude Haiku.

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Auto-generating YouTube thumbnails with ffmpeg inside a CI pipeline

Auto-generating YouTube thumbnails with ffmpeg inside a CI pipeline

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5 min read
Adding a 17-stage promotion exam system to my hanafuda game in one session

Adding a 17-stage promotion exam system to my hanafuda game in one session

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6 min read
How I built a shared Claude Haiku client with system-prompt caching for batch ETL

How I built a shared Claude Haiku client with system-prompt caching for batch ETL

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5 min read
Open-source AI I'm watching: DeepSeek V4, VibeVoice, and the n8n effect

Open-source AI I'm watching: DeepSeek V4, VibeVoice, and the n8n effect

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4 min read
I shipped a polished hanafuda card game in 2 days with Claude and Godot

I shipped a polished hanafuda card game in 2 days with Claude and Godot

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5 min read
Adding 'avoid if' caveats to my AI game recommender — what changed

Adding 'avoid if' caveats to my AI game recommender — what changed

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5 min read
I built 3 programmatic SEO sites for $25/month using Claude Haiku — here's the full architecture

I built 3 programmatic SEO sites for $25/month using Claude Haiku — here's the full architecture

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5 min read
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