> ## Documentation Index
> Fetch the complete documentation index at: https://docs.tender.cash/llms.txt
> Use this file to discover all available pages before exploring further.

# Calculate Payout Fee

> Get a fee estimate for a payout of a given coin/chain amount

<Note>
  **Auth method: Signed (HMAC)** — this endpoint requires the full set of signed
  headers: `x-access-id`, `x-request-id`, `x-timestamp`, and an HMAC-SHA256
  `authorization` signature. See [Authentication](/api-reference/authentication#signed-hmac-authentication).
</Note>

## Headers

<ParamField header="x-access-id" type="string" required>
  Your API access ID provided by Tender

  **Example:** `"your-access-id-here"`
</ParamField>

## Path Parameters

<ParamField path="chain" type="string" required>
  Chain identifier

  **Example:** `"tron"`
</ParamField>

<ParamField path="coin" type="string" required>
  Coin identifier

  **Example:** `"usdt"`
</ParamField>

<ParamField path="amount" type="string" required>
  Amount to pay out

  **Example:** `"50"`
</ParamField>

## Response

<ResponseField name="status" type="string" required>
  **Example:** `"success"`
</ResponseField>

<ResponseField name="message" type="string" required>
  **Example:** `"success"`
</ResponseField>

<ResponseField name="data" type="object" required>
  <Expandable title="data properties">
    <ResponseField name="amount" type="number">
      Requested payout amount

      **Example:** `50`
    </ResponseField>

    <ResponseField name="amountUSD" type="number">
      Equivalent amount in USD

      **Example:** `50.00`
    </ResponseField>

    <ResponseField name="fee" type="number">
      Payout fee in the coin

      **Example:** `0.5`
    </ResponseField>

    <ResponseField name="feeUSD" type="number">
      Payout fee in USD

      **Example:** `0.50`
    </ResponseField>

    <ResponseField name="amountAfterFee" type="number">
      Amount delivered after fees are deducted

      **Example:** `49.5`
    </ResponseField>

    <ResponseField name="currency" type="string">
      Normalised coin identifier

      **Example:** `"usdt"`
    </ResponseField>

    <ResponseField name="chain" type="string">
      Chain identifier

      **Example:** `"tron"`
    </ResponseField>

    <ResponseField name="estimatedArrival" type="string">
      Estimated time for funds to arrive on-chain

      **Example:** `"1-3 minutes"`
    </ResponseField>
  </Expandable>
</ResponseField>


## OpenAPI

````yaml GET /v1/api/payout/fee/{chain}/{coin}/{amount}
openapi: 3.1.0
info:
  title: Tender API
  description: Tender Developer API for cryptocurrency payments and agent management
  version: 1.0.0
  contact:
    name: Tender Support
    url: https://tender.cash
servers:
  - url: https://secureapi.tender.cash
    description: Production Server
  - url: https://sandbox-api.tender.cash
    description: Sandbox Server
security:
  - SignedAuth: []
tags:
  - name: Agents
    description: Manage agents and sub-businesses
  - name: Transactions
    description: Payment and transaction operations
  - name: System
    description: System information and configuration
  - name: Webhooks
    description: Webhook management and logs
  - name: On-ramp
    description: Fiat-to-crypto on-ramp operations
  - name: Payouts
    description: Send crypto from merchant balance to a wallet address or payout account
  - name: Subwallets
    description: Provision and manage crypto wallet infrastructure for your end-users
paths:
  /v1/api/payout/fee/{chain}/{coin}/{amount}:
    get:
      tags:
        - Payouts
      summary: Calculate Payout Fee
      description: Get a fee estimate for a payout of a given coin and amount on a chain.
      operationId: calculatePayoutFee
      parameters:
        - name: authorization
          in: header
          required: true
          schema:
            type: string
        - name: x-timestamp
          in: header
          required: true
          schema:
            type: string
            format: date-time
          example: '2025-03-15T09:45:53.000Z'
        - name: x-request-id
          in: header
          required: true
          schema:
            type: string
            format: uuid
          example: 550e8400-e29b-41d4-a716-446655440000
        - name: x-access-id
          in: header
          required: true
          schema:
            type: string
          example: your-access-id-here
        - name: chain
          in: path
          required: true
          schema:
            type: string
          example: tron
        - name: coin
          in: path
          required: true
          schema:
            type: string
          example: usdt
        - name: amount
          in: path
          required: true
          schema:
            type: string
          example: '50'
      responses:
        '200':
          description: Payout fee estimate
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PayoutFeeResponse'
              example:
                status: success
                message: success
                data:
                  amount: 50
                  amountUSD: 50
                  fee: 0.5
                  feeUSD: 0.5
                  amountAfterFee: 49.5
                  currency: usdt
                  chain: tron
                  estimatedArrival: 1-3 minutes
      security:
        - SignedAuth: []
components:
  schemas:
    PayoutFeeResponse:
      type: object
      properties:
        status:
          type: string
        message:
          type: string
        data:
          type: object
          properties:
            amount:
              type: number
            amountUSD:
              type: number
            fee:
              type: number
            feeUSD:
              type: number
            amountAfterFee:
              type: number
            currency:
              type: string
            chain:
              type: string
            estimatedArrival:
              type: string
  securitySchemes:
    SignedAuth:
      type: apiKey
      in: header
      name: authorization
      description: >-
        Signed (HMAC) authentication. Required headers: x-access-id,
        x-request-id (UUID v4), x-timestamp (ISO 8601), and authorization
        (Base64 HMAC-SHA256 signature of {timeStamp, requestId, accessId} using
        your access secret).

````