v1.4.0
Agent Vitals v1.4.0
Highlights:
- Langfuse adapter for native signal extraction from Langfuse observability traces
- LangSmith adapter for native signal extraction from LangSmith run data
- Cross-agent backtest corpus expanded from 24 to 40 traces (54 to 70 combined)
- 16 synthetic traces added for loop/stuck disambiguation across 4 new frameworks
- Loop precision improved from 0.750 to 0.875 on cross-agent corpus (pure corpus diversity, no detector changes)
- Stuck recall improved from 0.667 to 0.800 on cross-agent corpus
- 7 frameworks, 7 models in cross-agent corpus
- vitals.any maintains P=1.000 R=1.000 on cross-agent corpus