---
title: "Send flow message — estimate"
method: POST
path: "/v1/messaging/whatsapp/flows/send/estimate"
tags: ["WhatsApp Flows"]
---

# Send flow message — estimate

`POST /v1/messaging/whatsapp/flows/send/estimate`

## Request

- Base URL: `https://apihub.co.il`
- URL: `https://apihub.co.il/v1/messaging/whatsapp/flows/send/estimate`
- Auth: HTTP bearer

Price the request without executing it. Same body as `POST /v1/messaging/whatsapp/flows/send`.

## Request body

- object
  - `to` string, required: Recipient phone number (E.164 format, e.g. +1234567890)
  - `body` string, required: Message body text
  - `draft` boolean: Set true to test an unpublished (DRAFT) flow
  - `footer` string: Optional footer text
  - `header` object
    - `text` string
    - `type` 'text'
  - `flow_id` string, required: Published flow ID
  - `flow_cta` string, required: CTA button text (e.g. 'Book Now', 'Sign Up')
  - `accountId` string, required: WhatsApp account ID
  - `flow_token` string: Unique token to correlate responses. If omitted, auto-generated as '<flowId>:<uuid>' so the response can be attributed to this flow in the Flow Responses view.
  - `flow_action` 'navigate' | 'data_exchange': Action type: navigate opens a screen directly, data_exchange hits your endpoint first
  - `flow_action_payload` object
    - `data` object: Optional data to pass to the screen
    - `screen` string: First screen ID to navigate to

## Response `200`

Estimate

- Estimate
  - `operation` string
  - `estimated_credits` number
  - `credits_to_reserve` number
  - `estimated_usage` object
  - `note` string, nullable
  - `balance` object
    - `available` number
  - `sufficient` boolean

---

[API](https://skmtc.dev/apihub/apis/apihub-one-api-for-chat-image-video-ai.md) · [All operations](https://skmtc.dev/apihub/apis/apihub-one-api-for-chat-image-video-ai/llms.txt) · [OpenAPI document](https://skmtc.dev/apihub/apis/apihub-one-api-for-chat-image-video-ai/revisions/a8caa42835ce?raw)