# Open API > The Pancake POS REST API: read and write a shop's orders, products, inventory, customers and reports from your own systems with an API key. ## Docs - [Introduction](https://pos.pancake.ph/developers/api/overview.md): API address, data format, pagination and your first request. - [Authentication](https://pos.pancake.ph/developers/api/authentication.md): Shop API keys and account API keys: create, use, permissions and revocation. - [Errors & limits](https://pos.pancake.ph/developers/api/errors.md): HTTP status codes, error bodies, rate limits and retries. - [Receiving webhooks](https://pos.pancake.ph/developers/api/webhooks.md): Receive order, customer, product and stock data as soon as it changes. - [Shop](https://pos.pancake.ph/developers/api/shop.md): 2 endpoint - [Employee](https://pos.pancake.ph/developers/api/employee.md): 1 endpoint - [Address](https://pos.pancake.ph/developers/api/address.md): 3 endpoint - [Webhook](https://pos.pancake.ph/developers/api/webhook.md): 1 endpoint - [Order](https://pos.pancake.ph/developers/api/order.md): 16 endpoint - [Order tag](https://pos.pancake.ph/developers/api/order-tag.md): 4 endpoint - [Call Later](https://pos.pancake.ph/developers/api/call-later.md): 2 endpoint - [eCommerce](https://pos.pancake.ph/developers/api/ecommerce.md): 4 endpoint - [Livestream](https://pos.pancake.ph/developers/api/livestream.md): 1 endpoint - [E-Invoice](https://pos.pancake.ph/developers/api/e-invoice.md): 1 endpoint - [Auto Voice](https://pos.pancake.ph/developers/api/auto-voice.md): 1 endpoint - [Product](https://pos.pancake.ph/developers/api/product.md): 15 endpoint - [Combo](https://pos.pancake.ph/developers/api/combo.md): 2 endpoint - [Lot](https://pos.pancake.ph/developers/api/lot.md): 1 endpoint - [Warehouse](https://pos.pancake.ph/developers/api/warehouse.md): 4 endpoint - [Purchase](https://pos.pancake.ph/developers/api/purchase.md): 5 endpoint - [Export](https://pos.pancake.ph/developers/api/export.md): 4 endpoint - [Warehouse Transfer](https://pos.pancake.ph/developers/api/warehouse-transfer.md): 5 endpoint - [Stocktaking](https://pos.pancake.ph/developers/api/stocktaking.md): 4 endpoint - [Supplier](https://pos.pancake.ph/developers/api/supplier.md): 1 endpoint - [Customer](https://pos.pancake.ph/developers/api/customer.md): 9 endpoint - [Promotion](https://pos.pancake.ph/developers/api/promotion.md): 4 endpoint - [Voucher](https://pos.pancake.ph/developers/api/voucher.md): 3 endpoint - [Transaction](https://pos.pancake.ph/developers/api/transaction.md): 4 endpoint - [Debt](https://pos.pancake.ph/developers/api/debt.md): 1 endpoint - [Reconciliation](https://pos.pancake.ph/developers/api/reconciliation.md): 1 endpoint - [Statistics](https://pos.pancake.ph/developers/api/statistics.md): 4 endpoint - [Statistics inventory analytics](https://pos.pancake.ph/developers/api/statistics-inventory-analytics.md): 2 endpoint - [Statistics customer analytics](https://pos.pancake.ph/developers/api/statistics-customer-analytics.md): 1 endpoint - [Ads Manager](https://pos.pancake.ph/developers/api/ads-manager.md): 4 endpoint - [Data models](https://pos.pancake.ph/developers/api/schemas.md): Objects shared by requests, responses and webhooks. ## Optional - [Full docs for AI](https://pos.pancake.ph/developers/api/llms-full.txt) - [Tiếng Việt](https://pos.pancake.ph/developers/api/vi/llms.txt) - [Pancake POS Developers](https://pos.pancake.ph/developers/llms.txt)