---
title: "EV Charging Cost Calculator"
method: POST
path: "/api/v1/tools/ev-charging-cost-calculator"
tags: ["auto"]
---

# EV Charging Cost Calculator

`POST /api/v1/tools/ev-charging-cost-calculator`

## Request

- Base URL: `https://calcfleet.com`
- URL: `https://calcfleet.com/api/v1/tools/ev-charging-cost-calculator`
- Auth: none declared

See what it really costs to charge your EV at home or on public chargers. Enter battery size, charge window, and rates for cost per charge and per mile.

## Request body

- object
  - `batteryKWh` number, required
  - `currentPct` number, required
  - `targetPct` number, required
  - `efficiency` number, required
  - `homeRate` number, required
  - `publicRate` number, required
  - `milesPerKWh` number, required

## Response `200`

Successful calculation result.

- object
  - `result` object, required: Structured calculation output (fields vary per calculator).

## Other responses

- `400`: Invalid input — the issues array contains Zod validation errors.
- `403`: Forbidden — an Authorization: Bearer cf_… key was supplied but is invalid.
- `404`: Unknown tool slug.

---

[API](https://skmtc.dev/calcfleet/apis/calcfleet-financial-calculators-api.md) · [All operations](https://skmtc.dev/calcfleet/apis/calcfleet-financial-calculators-api/llms.txt) · [OpenAPI document](https://skmtc.dev/calcfleet/apis/calcfleet-financial-calculators-api/revisions/cd9abd595bbe?raw)