The Agent Said It Was Done. The Database Disagreed.
Which summary reads better? Pick one — models revealed after.Both summaries are AI-generated.
Agents can pass 9/9 tool-call checks yet leave the database in the wrong state—ThinkingBox found this happens in ~30% of 507 real workflows run 20 times each. This means your production agents may silently corrupt data or fail to complete tasks even when logs look clean, forcing you to add backend-state validation to every critical path or risk silent failures that break SLAs and customer trust.
507 stateful business workflows, each run 20 times, show that valid tool calls and plausible final answers do not prove an agent completed the task correctly. For production agents, the reliability target has to move from “called the right tools” to “left the backend in the required terminal state,” with repeat-run consistency checks catching failures like wrong ticket status, wrong record mutation, or unresolved side effects before deployment.