September 1, 2026
Evaluating Agent Tool Calls
Most agent evals grade the final answer. The harder failure is a tool returning 200 OK with an empty field. Evaluate the data your agent got, in Python and JS.
AIAgentsAPIEngineeringData QualityTutorial
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May 12, 2026
A Prospect Research Agent with Claude Code + datalegion-cli
Build a prospect research agent in 10 minutes with Claude Code + datalegion-cli. Outputs a per-account dossier and per-contact email-sequence outlines.
EngineeringAIAgentsCLITutorial
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