# GoPay Documentation ## Docs - [GoPay Documentation](https://doc.gopay.et/index.md): Accept payments, send transfers, and receive signed webhooks with GoPay - [Authentication](https://doc.gopay.et/getting-started/authentication.md): Ed25519 request signing for all GoPay APIs - [Errors](https://doc.gopay.et/getting-started/errors.md): Error format and codes shared by all GoPay APIs - [Receive Payments](https://doc.gopay.et/receive-payments/index.md): Accept payments from customers using GoPay - [Payment Acceptance Quick Start](https://doc.gopay.et/receive-payments/quickstart.md): Get up and running with payment acceptance in minutes - [Payment API Reference](https://doc.gopay.et/receive-payments/api-reference.md): Reference for the GoPay C2B payment initiation API - [Payment Examples](https://doc.gopay.et/receive-payments/examples.md): Code examples for the C2B Payment API - [Transfer Money](https://doc.gopay.et/transfers/index.md): Send money to individuals and businesses using GoPay - [B2C Transfer Quick Start](https://doc.gopay.et/transfers/quickstart.md): Get up and running with B2C transfers - [Transfer API Reference](https://doc.gopay.et/transfers/api-reference.md): Reference for the GoPay B2C transfer initiation API - [Transfer Examples](https://doc.gopay.et/transfers/examples.md): Code examples for the B2C Transfer API - [Payment Webhooks](https://doc.gopay.et/webhooks/index.md): Real-time payment notifications for your business - [C2B Callbacks](https://doc.gopay.et/webhooks/c2b-callbacks.md): Customer-to-Business payment notifications - [B2C Callbacks](https://doc.gopay.et/webhooks/b2c-callbacks.md): Business-to-Customer payout notifications - [Testing Guide](https://doc.gopay.et/resources/testing-guide.md): Test your GoPay integration end to end before going live - [Support](https://doc.gopay.et/resources/support.md): How to get help with your GoPay integration