How does the Automatic Cashier feed the loop?

The Automatic Cashier has two conveyor outputs that can transfer received payments to chests or portals. It stops working when its coin limit is reached.

How should a purchasing portal be connected?

Connect a coin Conveyor Belt to the portal input and a Raw Materials Conveyor Belt to its output.

How does the portal deliver the selected material?

Open the portal interface and select the material you want. Once the portal receives enough coins, it sends that material through its exit.

Gameplay

Alchemy Factory Coin Exchange

Convert Copper, Silver, and Gold at the Bank Portal, then route shop payments into automated material purchases.

Updated September 17, 2026

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Coin conversion rates

The exchange rate is 1 Gold Coin = 100 Silver Coins = 100,000 Copper Coins. Exchanges at the Bank Portal have no fees.

The Bank Portal converts back and forth between two different coin types and lets you set the amount of coins produced with each output.

Automatic purchasing loop

Run a coin belt from the cashier to the purchasing portals so money received from customers flows directly into their inputs.

Watch the factory setup guide to see money routed from the cashier into purchasing portals.Playing this video connects to YouTube.

How does the Automatic Cashier feed the loop?: The Automatic Cashier has two conveyor outputs that can transfer received payments to chests or portals. It stops working when its coin limit is reached.
How should a purchasing portal be connected?: Connect a coin Conveyor Belt to the portal input and a Raw Materials Conveyor Belt to its output.
How does the portal deliver the selected material?: Open the portal interface and select the material you want. Once the portal receives enough coins, it sends that material through its exit.