# API Documentation

## Docs

- [Introduction](https://docs.fractalpay.com/introduction.md): Welcome to the Fractal documentation
- [Implementation Guide](https://docs.fractalpay.com/implementationguide.md): Integrations simplified
- [Webhooks](https://docs.fractalpay.com/Webhooks.md)
- [Low Code JS](https://docs.fractalpay.com/EmbeddedPayments.md): Fractal JS in depth
- [GooglePay™ Web Integration](https://docs.fractalpay.com/googlepay.md)
- [Full Merchant Submit](https://docs.fractalpay.com/api-reference/merchant-onboarding/full-merchant-submit.md): Full Merchant Submit
- [Get Merchants by Client](https://docs.fractalpay.com/api-reference/merchant-onboarding/get-merchants-by-client.md): Get Merchants by Client
- [Hosted Onboarding](https://docs.fractalpay.com/api-reference/merchant-onboarding/hosted-onboarding.md): SAML authentication and hosted merchant onboarding flow
- [Payment Request](https://docs.fractalpay.com/api-reference/payment-collection-methods/payment-request.md): Payment Request
- [Payment Request Customer](https://docs.fractalpay.com/api-reference/payment-collection-methods/payment-request-customer.md): Payment Request Customer
- [Create Link](https://docs.fractalpay.com/api-reference/payment-collection-methods/create-payment-link.md): Create Link
- [Payment Link](https://docs.fractalpay.com/api-reference/payment-collection-methods/qr-payment-link.md): Payment Link
- [Delete Pay Link](https://docs.fractalpay.com/api-reference/payment-collection-methods/delete-pay-link.md): Delete Pay Link
- [Remote Deposit Capture](https://docs.fractalpay.com/api-reference/payment-collection-methods/remote-deposit-capture.md): Submit a check image for remote deposit capture. Sends the front and back images of a check as a multipart/form-data upload.
- [Update Pre-Authorization](https://docs.fractalpay.com/api-reference/preauthorizations/increment-pre-authorization.md): Increases or decreases the authorized amount on an existing preauthorization. If new_authorized_amount is greater than last_authorized_amount, an incremental authorization is issued and a preauth.increment webhook fires. If new_authorized_amount is less, a partial reversal is issued and a preauth.de…
- [Capture Pre-Authorization](https://docs.fractalpay.com/api-reference/preauthorizations/capture-pre-authorization.md): Charges the customer for the currently authorized amount on an existing preauthorization. Converts the preauth into a completed transaction. Fires a preauth.charge webhook on success.
- [Charge Customer](https://docs.fractalpay.com/api-reference/customers/charge-customer.md): Charge Customer
- [Create Customer](https://docs.fractalpay.com/api-reference/customers/create-customer.md): Create Customer
- [Get Customer](https://docs.fractalpay.com/api-reference/customers/get-customer.md): Get Customer
- [Get Customers](https://docs.fractalpay.com/api-reference/customers/get-customers.md): Get Customers
- [Request Card](https://docs.fractalpay.com/api-reference/customers/request-card.md): Request Card
- [Get Transactions](https://docs.fractalpay.com/api-reference/transactions/get-transactions.md): Get Transactions
- [Get Transaction](https://docs.fractalpay.com/api-reference/transactions/get-transaction.md): Get Transaction
- [Return Sale](https://docs.fractalpay.com/api-reference/transactions/return-sale.md): Return Sale
- [Void Sale](https://docs.fractalpay.com/api-reference/transactions/void-sale.md): Void Sale

## OpenAPI Specs

- [openapi](https://docs.fractalpay.com/api-reference/openapi.json)
- [openapiOLD](https://docs.fractalpay.com/api-reference/openapiOLD.json)
- [openapiTEST](https://docs.fractalpay.com/api-reference/openapiTEST.json)

## Optional

- [Embedded Payments](https://fractalpay.com/)