Building AI Agents That Don't Hallucinate: Structured Workflows, Guardrails, and Per-Step Evaluation
How we replaced fragile prompt chains with typed schemas, validation gates, and evaluation at every step — 94% task success vs 60% baseline
January 2024. We built a "research agent" — 12 prompts chained together:
- Decompose question → 2. Search planning → 3. Execute searches → 4. Extract facts → 5. Synthesize → 6. Fact-check → 7. Format → ...