sofaverse studios
We make
Cornelius.
An AI assistant for iPhone that runs on your own API key. Your chats are stored on your iPhone and go only to the provider you pick. We never see them.
See what it doeswhat we make
A chat app with tools
Cornelius talks to Claude, GPT, DeepSeek, open models or a server of your own. It can search the web, read pages, write files and PDFs, speak with you, and work in a terminal on your computer.
example
research heat pumps for a small house and save a PDF
web_search heat pump sizing
fetch_page 3 pages read
create_pdf heat-pumps.pdf
Done. The report is in Files › Cornelius, with numbered sources.
We never see your chats. There is no account and no server of ours in the middle. The app connects straight to the services you choose.
the company
Sofaverse Studios
Sofaverse Studios is a software company founded in 2026 in Santana de Parnaíba, São Paulo, Brazil. We develop and license computer programs. Cornelius is our app for iPhone.
- Legal name
- SOFAVERSE STUDIOS LTDA.
- CNPJ
- 65.463.254/0001-91
- Address
- Alameda Dourado, 535, Alphaville, Santana de Parnaíba, SP, 06540-285, Brazil