AnalysisOpinion / analysisApplications · Agents & Tool Use1 source · Oct 18, 2026

Evals for High-Stakes AI Agents — Doneyli De Jesus & Annabell Schäfer, Langfuse

A hands-on workshop on evaluating AI applications where mistakes are expensive.

Proof1 independent outlet

Key points

  • Annabell Schäfer and Doneyli De Jesus from Langfuse use a banking assistant to walk through the whole AI engineering loop.
  • They cover tracing with PII masking, building datasets, turning domain-expert comments into failure modes, LLM-as-judge and code evaluators, and CI that blocks a prompt change when scores drop.
  • 12:47 Demo: a banking assistant with tracing and PII masking
  • 45:58 Working with your coding agent

Sources (1)

Extractive summary: sentences quoted from the sources.

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