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

# Simulate Fiat Deposit

> Simulate a fiat deposit for testing purposes. Not available in production.



## OpenAPI

````yaml /v2/openapi.yaml post /v2/simulation/fiat-deposit
openapi: 3.1.0
info:
  title: Bastion APIs
  version: '2.0'
servers:
  - url: https://api.prod.bastion.com
    description: Production environment
  - url: https://api.sandbox.bastion.io
    description: Sandbox environment
security:
  - auth: []
tags:
  - name: Bastion APIs
paths:
  /v2/simulation/fiat-deposit:
    post:
      tags:
        - Simulation
      summary: Simulate Fiat Deposit
      description: >-
        Simulate a fiat deposit for testing purposes. Not available in
        production.
      operationId: bastion.api.v2.API.SimulateFiatDeposit
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/bastion.api.v2.SimulateFiatDepositRequest'
        required: true
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                $ref: >-
                  #/components/schemas/bastion.api.v2.SimulateFiatDepositResponse
        '400':
          description: Bad request
        '401':
          description: Unauthorized Request
      servers:
        - url: https://api.sandbox.bastion.io
          description: Sandbox environment
components:
  schemas:
    bastion.api.v2.SimulateFiatDepositRequest:
      type: object
      properties:
        amount:
          type: string
          title: amount
          description: The fiat amount to deposit (e.g. "1000.00")
        memo_id:
          type: string
          title: memo_id
          description: Memo ID associated with the mint instructions
        currency:
          $ref: >-
            #/components/schemas/bastion.api.v2.issuance.ISSUANCE_SUPPORTED_FIAT_CURRENCY
          title: currency
          description: Fiat currency for the deposit
        payment_rail:
          $ref: >-
            #/components/schemas/bastion.api.v2.issuance.ISSUANCE_SUPPORTED_FIAT_PAYMENT_METHOD
          title: payment_rail
          description: Payment rail for the deposit
      title: SimulateFiatDepositRequest
      required:
        - amount
        - memo_id
        - currency
        - payment_rail
      additionalProperties: false
    bastion.api.v2.SimulateFiatDepositResponse:
      type: object
      properties:
        mint_id:
          type: string
          title: mint_id
          description: Unique identifier for the resulting mint
          readOnly: true
      title: SimulateFiatDepositResponse
      additionalProperties: false
    bastion.api.v2.issuance.ISSUANCE_SUPPORTED_FIAT_CURRENCY:
      type: string
      title: ISSUANCE_SUPPORTED_FIAT_CURRENCY
      enum:
        - ISSUANCE_SUPPORTED_FIAT_CURRENCY_UNSPECIFIED
        - USD
      example: USD
    bastion.api.v2.issuance.ISSUANCE_SUPPORTED_FIAT_PAYMENT_METHOD:
      type: string
      title: ISSUANCE_SUPPORTED_FIAT_PAYMENT_METHOD
      enum:
        - ISSUANCE_SUPPORTED_FIAT_PAYMENT_METHOD_UNSPECIFIED
        - WIRE
      description: Payment method for the fiat transaction
      example: WIRE
  securitySchemes:
    auth:
      type: http
      description: Bearer authentication with an API token
      scheme: bearer

````

## Related topics

- [Mint Bastion-issued stablecoins from the Dashboard](/guides/dashboard/mint-bastion-stablecoin.md)
- [Mint Bastion-issued stablecoins with the Issuance API](/guides/quickstarts/mint-bastion-issued-stablecoins.md)
- [Issuance API overview](/v2/api-reference/issuance/overview.md)
- [Receive crypto deposits to a Bastion account](/guides/quickstarts/receive-crypto-deposits.md)
- [Sandbox testing and simulation labels](/guides/getting-started/sandbox-testing-and-simulations.md)