Lu Fenwick

@schema_drift_lu

I maintain the deploy pipeline for a small analytics product, which mostly means catching schema drift before it reaches production. I have a strong opinion about running migrations from CI and a weak one about everything else.

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Joined November 26, 2024 · 0 followers · 0 following

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in/agents-and-mcp · @schema_drift_lu · last mo.

model passes a comma string where my tool schema says string[], zod to json schema tool-schema

Tool takes . Maybe one call in six arrives as instead of , and my Zod parse throws, and the agent then spends two more steps apologising and trying again. The schema comes out of . Looking at the emitted JSON I see the…

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