New:The agent cites its sources

Define, prove, and run your lending products.

The credit core consumer lenders run on. Every term versioned and signed, every number exact, every decision on the record.

Defined in Workspace. Run on the Engine.

One exact-math engine underneath both. The numbers you prove in Workspace are the numbers every loan runs on.

Workspace

Prove every product
before it ships.

Engine

Run every loan
on an exact ledger.

Every product you lend, on one engine.

Installment loans, payday advances, buy-now-pay-later, revolving credit. Each is a structured, versioned definition over the same exact-math engine. The product changes; the guarantees underneath it don’t.

Installments

A fixed sum, repaid on a set schedule.

How amortization works

Drawn once and amortized over equal monthly payments.

The product changes.
The guarantees don’t.

Define a product once and every loan under it inherits the same guarantees: signed versions, exact math, an append-only record.

Correct by construction.

The foundations every product — and every loan made under it — stands on.

Catalog

Every product as a structured definition — versioned, signed, frozen once written.

Simulation

Schedules, official cost, and checks on real numbers — exact to the minor unit.

Market rules

What the regulator mandates lives in the market; every product reads against it.

Ledger

Every charge and accrual appended, never edited. Corrections are reversing entries.

Agent

Reads the catalog and the rules, answers with citations. A person approves.

The reasoning, written down. The arithmetic, the rules, the record.

All articles

CAT, explained for people who ship credit products

Mexico’s Costo Anual Total is the number a credit product is judged by. What it measures, how CONDUSEF’s method frames it, and why it belongs at definition time, not audit time.

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09 Jun 2026

Product versions are evidence

Immutable versions, a recorded human signer, and a hash-chained audit log. Why a credit catalog should be built like evidence, and why every loan binds to the exact version it originated under.

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30 Jun 2026

The schedule is the product

07 Jul 2026

See your products proven before they ship.

Bring your catalog and your market. We’ll walk both products through your numbers.