You can run open models on your own hardware, and quality has improved a lot, but a laptop will not match a hosted frontier model. A middle path is a local tool calling a hosted model, so your files stay put and only the prompt travels.
This is one of the questions people ask before they pick a tool rather than after, which is the right order. The rest of the answers are in the FAQ.
A desktop AI agent for Windows, built in Auckland, New Zealand. It reads your files, runs your terminal and drives your browser. Billed per token with a free monthly allowance and no subscription. See pricing, the FAQ, or who builds it.