Dev Tools · 1h ago
API docs misled AI agents into broken tool chains for months
A helpdesk API returned ticket IDs as numbers but required strings on input, breaking 107 of 121 possible agent tool chains. The bug went undetected because human testers defensively wrapped IDs, while AI agents followed the literal type mismatch. The fix was to widen input schemas to accept both types.
Meridian48 take
This is a classic type-safety blind spot that will become more common as AI agents replace human API consumers.
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Our API docs told AI agents to do the exact thing that fails →
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