AI article
My agent kept dropping numbers when it copied data into a tool call. A file path fixed it.
Community description: Same model, same question, same tool. Pasting 756 daily returns into the prompt got 4 of 9 right; passing a file path got 8 of 9, with a quarter of the tokens.
Dev.to | Oct 7, 2026 | Arhan Canli
Automated excerpt
Each question was asked 3 times of the same model (gpt-5. 4-mini), so 9 runs per arm. Tool descriptions say plainly that a long series should go in as a file. It's one small model, 9 runs per arm, on synthetic series.
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