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Tagged “tool use”

2 reports on this topic. All publications →

  • FRITS-TR-2026-06 15 July 2026 promptingpersonatool useproduction LLM systemsreliability

    A List of Prohibitions Is the Weakest Way to Steer a Language Model: Persona-First Prompting and Deterministic Repair

    Every production chatbot has to be steered, and the reflex is to write that steering as prohibitions — a growing list of "never do X". A year of production tuning forced the opposite conclusion on us: a list of prohibitions is the weakest way to steer a…

    Frits Lyneborg

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  • FRITS-TR-2026-03 5 July 2026 tool useroutingMistralproduction LLM systems

    Too Many Tools Break Mid-Size Models: A Two-Stage Method for Reliable Tool Use

    Model cards imply broad tool support. Operating a Mistral-based assistant with more than twenty tools, we found reliable behaviour only up to roughly four to ten tools per call, with reproducible failures past that: the model answers from memory in prose…

    Frits Lyneborg

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