# tiankii-dev-team | Documentation

## Instructions for AI Agents

- For clean Markdown of any page, append `.md` to the page URL
- For section-specific indexes, append `/llms.txt` to any section URL
- For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.tiankii.com/_mcp/server

## Docs

- [Tiankii Merchant API](https://docs.tiankii.com/home.md): Charge in Bitcoin and Lightning with one call — create a checkout invoice, render it, poll it, settle it
- [Getting started](https://docs.tiankii.com/docs.md): Get your credentials, understand the model, and make your first call
- [Checkout flow](https://docs.tiankii.com/docs/checkout-flow.md): What the payer sees — from choosing a payment method to the receipt — and the API call behind every screen
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key.md)
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice.md)
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key/customers.md)
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products.md)
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/modifiers.md)
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests.md)
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/payment-links.md)
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/invoices.md)
- [Overview](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations.md)

## API Docs

- TIANKII API - API Key > Checkout Invoice [List invoices](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/list.md)
- TIANKII API - API Key > Checkout Invoice [Create invoice](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/create.md)
- TIANKII API - API Key > Checkout Invoice [Get invoice](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/get.md)
- TIANKII API - API Key > Checkout Invoice [Get invoice status](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/get-status.md)
- TIANKII API - API Key > Checkout Invoice [Get checkout payload](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/get-checkout.md)
- TIANKII API - API Key > Checkout Invoice [List invoice events](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/list-events.md)
- TIANKII API - API Key > Checkout Invoice [Re-check invoice status](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/recheck.md)
- TIANKII API - API Key > Checkout Invoice [Update payment method](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/update-payment-method.md)
- TIANKII API - API Key > Checkout Invoice [Send paid notification](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/send-notification.md)
- TIANKII API - API Key > Checkout Invoice [Reopen invoice](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/reopen.md)
- TIANKII API - API Key > Checkout Invoice [Cancel invoice](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/cancel.md)
- TIANKII API - API Key > Checkout Invoice [Mark as paid](https://docs.tiankii.com/api-reference/tiankii-api-api-key/invoice/mark-as-paid.md)
- TIANKII API - API Key > Customers [List customers](https://docs.tiankii.com/api-reference/tiankii-api-api-key/customers/list.md)
- TIANKII API - API Key > Customers [Create customer](https://docs.tiankii.com/api-reference/tiankii-api-api-key/customers/create.md)
- TIANKII API - API Key > Customers [Get customer](https://docs.tiankii.com/api-reference/tiankii-api-api-key/customers/get.md)
- TIANKII API - API Key > Customers [Delete customer](https://docs.tiankii.com/api-reference/tiankii-api-api-key/customers/delete.md)
- TIANKII API - API Key > Customers [Update customer](https://docs.tiankii.com/api-reference/tiankii-api-api-key/customers/update.md)
- TIANKII API - API Key > Customers [List customer invoices](https://docs.tiankii.com/api-reference/tiankii-api-api-key/customers/list-invoices.md)
- TIANKII API - API Key > Products > Modifiers [List modifiers](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/modifiers/list.md)
- TIANKII API - API Key > Products > Modifiers [Create modifier](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/modifiers/create.md)
- TIANKII API - API Key > Products > Modifiers [Get modifier](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/modifiers/get.md)
- TIANKII API - API Key > Products > Modifiers [Replace modifier](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/modifiers/replace.md)
- TIANKII API - API Key > Products > Modifiers [Delete modifier](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/modifiers/delete.md)
- TIANKII API - API Key > Products > Modifiers [Link products to modifier](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/modifiers/link-products.md)
- TIANKII API - API Key > Products > Modifiers [List modifier products](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/modifiers/list-products.md)
- TIANKII API - API Key > Products [List products](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/list.md)
- TIANKII API - API Key > Products [Create product](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/create.md)
- TIANKII API - API Key > Products [Get product](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/get.md)
- TIANKII API - API Key > Products [Delete product](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/delete.md)
- TIANKII API - API Key > Products [Update product](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/update.md)
- TIANKII API - API Key > Products [List product modifiers](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/list-modifiers.md)
- TIANKII API - API Key > Products [List product locations](https://docs.tiankii.com/api-reference/tiankii-api-api-key/products/list-locations.md)
- TIANKII API - API Key > Payment Requests > Payment Links [Create payment link](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/payment-links/create.md)
- TIANKII API - API Key > Payment Requests > Payment Links [Update payment link](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/payment-links/update.md)
- TIANKII API - API Key > Payment Requests > Invoices [Create invoice](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/invoices/create.md)
- TIANKII API - API Key > Payment Requests > Invoices [Update invoice](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/invoices/update.md)
- TIANKII API - API Key > Payment Requests > Invoices [Send invoice by email](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/invoices/send.md)
- TIANKII API - API Key > Payment Requests > Invoices [Download invoice PDF](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/invoices/download-pdf.md)
- TIANKII API - API Key > Payment Requests > General Operations [List payment requests](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/list.md)
- TIANKII API - API Key > Payment Requests > General Operations [List available apps](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/list-available-apps.md)
- TIANKII API - API Key > Payment Requests > General Operations [Get associated app](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/get-app.md)
- TIANKII API - API Key > Payment Requests > General Operations [List coupons](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/list-coupons.md)
- TIANKII API - API Key > Payment Requests > General Operations [Activate payment request](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/activate.md)
- TIANKII API - API Key > Payment Requests > General Operations [Deactivate payment request](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/deactivate.md)
- TIANKII API - API Key > Payment Requests > General Operations [Archive payment request](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/archive.md)
- TIANKII API - API Key > Payment Requests > General Operations [Complete payment request](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/complete.md)
- TIANKII API - API Key > Payment Requests > General Operations [Delete payment request](https://docs.tiankii.com/api-reference/tiankii-api-api-key/payment-requests/general-operations/delete.md)

## OpenAPI Specification

The raw OpenAPI 3.1 specification for this API is available at:
- [OpenAPI JSON](https://docs.tiankii.com/openapi.json)
- [OpenAPI YAML](https://docs.tiankii.com/openapi.yaml)