Fine-Tuning for Tool-Call Accuracy: When Prompting Stops

1Key Takeaways

• Originally published on AI Tech Connect .
• Why "the agent called the wrong tool" is a useless bug report Every team that ships an agent eventually files the same ticket.
• Something went wrong in production, someone pulled the trace, and the summary line reads: the model called the wrong tool.
• It is the sort of statement that feels like a diagnosis and functions like a shrug.