---
title: "Break-even Calculator"
method: POST
path: "/api/v1/tools/break-even-calculator"
tags: ["tools"]
---

# Break-even Calculator

`POST /api/v1/tools/break-even-calculator`

## Request

- Base URL: `https://toolforte.com`
- URL: `https://toolforte.com/api/v1/tools/break-even-calculator`
- Auth: HTTP bearer

Break-even point from fixed costs per period, the price per unit and the variable cost per unit: the units and revenue needed to cover costs, the contribution margin, profit at an optional sales volume, and scenarios at half to twice the break-even volume.

## Request body

- object
  - `fixedCosts` integer
  - `variableCostPerUnit` integer
  - `pricePerUnit` integer
  - `volume` integer

## Response `200`

Successful result

- object
  - `ok` boolean
  - `data` object
    - `fixedCosts` integer
    - `pricePerUnit` integer
    - `variableCostPerUnit` integer
    - `contributionMargin` integer
    - `contributionMarginPercent` integer
    - `breakEvenUnits` number
    - `breakEvenUnitsRoundedUp` integer
    - `breakEvenRevenue` number
    - `volume` integer
    - `profitAtVolume` integer
    - `scenarios` object[]
      - `multiplier` number
      - `units` integer
      - `revenue` integer
      - `profit` integer

## Other responses

- `400`: Missing or invalid request fields
- `401`: Invalid or missing API key
- `429`: Monthly plan limit reached

---

[API](https://skmtc.dev/toolforte/apis/toolforte-api.md) · [All operations](https://skmtc.dev/toolforte/apis/toolforte-api/llms.txt) · [OpenAPI document](https://skmtc.dev/toolforte/apis/toolforte-api/revisions/4d814d484dfc?raw)