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I added observability to my AI book app. It found two slow paths my own logs missed.

I built BookDNA, an AI book recommender that finds books by trope, setting, and tone, and checks every pick against Open Library so nothing is made up. I’d already spent a lot of time on speed: I timed every stage, tested 10 variants, and cut the time to the first result from about 30 seconds to 3.…

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  1. 2026-11-06 02:33 · DEV Community — AI
    I added observability to my AI book app. It found two slow paths my own logs missed.

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