---
title: "Estimate per-minute cost"
method: GET
path: "/v1/whatsapp/calls/estimate"
tags: ["WhatsApp Calling"]
---

# Estimate per-minute cost

`GET /v1/whatsapp/calls/estimate`

Returns a zero-markup estimated cost for an outbound call to the
given destination, broken down by Meta + Telnyx + recording line
items. Costs are pass-through, no margin applied.

## Query parameters

- `accountId` string, required
- `to` string, required
- `minutes` integer
- `recording` boolean

## Response `200`

Estimate

- object
  - `destinationCountry` string, nullable
  - `perMinuteUsd` number
  - `breakdown` object
    - `metaMinutes` integer
    - `metaCostUSD` number — Estimated Meta per-minute charge, billed by Meta directly to your WABA. Display only; not billed by Zernio.
    - `telnyxCostUSD` number
    - `recordingCostUSD` number
    - `billableCostUSD` number — Estimated amount Zernio bills you = Telnyx leg + recording (excludes Meta).
    - `totalCostUSD` number — Estimated full cost incl. the Meta portion you pay directly. Display only.

## Other responses

- `401` — Unauthorized

---

[API](https://skmtc.net/zernio/apis/zernio-api.md) · [All operations](https://skmtc.net/zernio/apis/zernio-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/zernio/zernio-api/revisions/f81ca70ea6b9/schema)