# 19flip Integration Docs > How a casino integrates with the 19flip game provider. 19flip is a B2B game provider. Casinos (operators) integrate once with the 19flip API and get access to all games. 19flip launches game sessions and moves money through the casino's wallet callbacks. ## Start here - [Home](https://docs.19flip.com/index.md) ## Operator integration - [Authentication](https://docs.19flip.com/operator-integration/authentication/index.md) - [Errors](https://docs.19flip.com/operator-integration/errors/index.md) - [Game specifics](https://docs.19flip.com/operator-integration/game-specifics/index.md) - [Idempotency & retries](https://docs.19flip.com/operator-integration/idempotency-and-retries/index.md) - [Launch game](https://docs.19flip.com/operator-integration/launch-game/index.md) - [Live banners](https://docs.19flip.com/operator-integration/live-banners/index.md) - [Quickstart](https://docs.19flip.com/operator-integration/quickstart/index.md) - [Round history](https://docs.19flip.com/operator-integration/round-history/index.md) - [Testing](https://docs.19flip.com/operator-integration/testing/index.md) - [Wallet callbacks](https://docs.19flip.com/operator-integration/wallet-callbacks/index.md)