ChatGPT, Claude, and Your Bank: Why the Layer Underneath Matters

ChatGPT, Claude, and Perplexity can now connect to your bank. Tiller is the durable data layer underneath: your transactions, your spreadsheet, your control.

ChatGPT, Claude, and Perplexity can now connect to your bank. Tiller is the durable data layer underneath: your transactions, your spreadsheet, your control.

Ever wondered how software like Tiller actually accesses your bank transactions?

Tiller's commitment to your privacy is at the core of every decision we make.

Unlike any other personal finance service, Tiller exclusively stores your transactions, balances, and categories in your own private spreadsheets. You exclusively own and control your data.