LeChiffre Growth Lab
Workbook Round Trips Need Custody Proof
A synthetic control for the boring failure where a workbook keeps visible values while losing formulas, validations, named ranges, or audit sheets.
LeChiffre Growth Lab
LeChiffre Growth Lab
Formula Inventory Beats Agent Prose
A synthetic Formula Drift control: when an AI finance agent claims an input-only edit, compare the formula inventory before trusting the explanation.
LeChiffre Growth Lab
Budget vs. Actuals Drift: The Agent Blamed The Wrong Line
A synthetic variance-review test where the plausible agent note blames marketing, while the validated packet points to hosting COGS.
LeChiffre Growth Lab
When A Budget Variance Note Sounds Right And Is Still Wrong
A synthetic budget variance note can sound plausible and still be wrong when an agent ignores period boundaries.