Meow

Meow Simulations API

Trigger simulated events — inbound transfers, card authorizations, application approval — to test integrations end-to-end without real money movement. **Not available in production**: these endpoints exist only in sandbox and development environments and return `404 Not Found` in production.

GitHub OpenAPI

Operations 8

POST /simulations/entities/{entity_id}/application_approval Simulate Application Approval #
POST /simulations/inbound_transfers Simulate Inbound Transfer #
POST /simulations/card_authorizations Simulate Card Authorization #
POST /simulations/card_authorizations/{authorization_id}/capture Simulate Card Authorization Capture #
POST /simulations/card_authorizations/{authorization_id}/increment Simulate Card Authorization Increment #
POST /simulations/card_authorizations/{authorization_id}/reverse Simulate Card Authorization Reversal #
POST /simulations/card_transactions/{transaction_id}/refund Simulate Card Transaction Refund #
POST /simulations/fund_financial_account Simulate Stablecoin Account Funding #

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/meow/refs/heads/main/openapi/meow-simulations-api-openapi.yml

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OpenAPI Specification

meow-simulations-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Meow Simulations API
  description: '## Overview


    The Meow API provides financial services and billing capabilities for your business.'
  contact:
    name: Meow
    url: https://meow.com/
    email: support@meow.com
  version: 1.0.0
  license:
    name: Proprietary
    url: https://www.meow.com/terms-of-service
servers:
- url: https://api.meow.com/v1
  description: Meow API Production
- url: https://api.sandbox.meow.com/v1
  description: Meow API Sandbox
security:
- apiKeyAuth: []
tags:


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# Full source: https://raw.githubusercontent.com/api-evangelist/meow/refs/heads/main/openapi/meow-simulations-api-openapi.yml