---
title: "Revenue-Based Finance Calculator · T244 · Cat-20"
method: POST
path: "/v1/tools/revenue_based_finance_calculator"
---

# Revenue-Based Finance Calculator · T244 · Cat-20

`POST /v1/tools/revenue_based_finance_calculator`

## Request

- Base URL: `https://ainumbers.co`
- URL: `https://ainumbers.co/v1/tools/revenue_based_finance_calculator`
- Auth: none declared

Model revenue-based finance economics: advance, revenue share, cap rate. Repayment timeline, total cost of capital, effective APR, payback scenarios. Policy Mandate JSON export. Client-side. Works offline. Zero PII.

**Tool URL:** https://ainumbers.co/tools/244-revenue-based-finance-calculator.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `currency` 'GBP' | 'USD' | 'EUR', required
  - `businessType` 'saas' | 'ecomm' | 'services' | 'marketplace' | 'other'
  - `advanceAmount` number, required: Total RBF advance in selected currency
  - `monthlyRevenue` number, required: Current monthly revenue
  - `revenueSharePct` number, required: Revenue share as % of monthly revenue
  - `capRate` number, required: Payback multiple (e.g. 1.35 = repay 135% of advance)

## Response `200`

Successful tool execution result

- object
  - `totalRepayment` number
  - `costOfCapital` number
  - `effectiveAPRpct` number: Annualised IRR-equivalent rate %
  - `baseMonthlyRepayment` number
  - `basePaybackMonths` integer
  - `downPaybackMonths` integer: Payback at −20% revenue
  - `upPaybackMonths` integer: Payback at +20% revenue

---

[API](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite.md) · [All operations](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite/llms.txt) · [OpenAPI document](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite/revisions/b462e4f5bb28?raw)