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I spent days fixing the prompt when the real problem was the tool schema

This story is from 2026-09-14. It is preserved in the archive; the latest stories are on the live feed.

I had an agent that kept choosing the wrong tool for a fairly simple workflow. It had four tools available. Two of them were similar, but one was for reading existing records and the other was for creating a new record. I assumed the model was just getting confused, so I kept changing the system pr…

Read the full story at r/PromptEngineering ↗

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  1. 2026-09-14 13:20 · r/PromptEngineering
    I spent days fixing the prompt when the real problem was the tool schema

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