Dafdef
Terms of Service

Dafdef
Terms of Service

A tiny USB-C key that turns your phone into a trusted AI assistant. It sees your screen, acts on your behalf, and remembers — all while staying under your control.

A tiny USB-C key that turns your phone into a trusted AI assistant. It sees your screen, acts on your behalf, and remembers — all while staying under your control.

Pre-Order Now

Pre-Order Now

Built by the co-creator of Suna.so

17k GitHub

Currently automating tasks for founders at YC, Sequoia, and a16z companies.

Your phone wasn’t built for multi-tasking.

Your phone wasn’t built for multi-tasking.

Switching between apps, typing the same info twice, comparing tabs… it all adds up. What should take 2 minutes ends up stealing 20.

A brain you can plug in.

A brain you can plug in.

This key is more than hardware. It’s a portable AI agent designed for your iPhone:

Plugs flush into your USB-C port.

Stores your agent’s “constitution” — its rules, boundaries, and memory.

Keeps everything secure, local, and yours.

From idea to action, in seconds.

From idea to action, in seconds.

Plug & Delegate

Agentic Takeover

Always in Control

→

Insert the key into your iPhone's USB-C port

→

Phone recognizes it as a keyboard/mouse (standard HID device)

→

Tell your agent what to do: "Book me the cheapest flight to NYC next week"

→

Agent shows you the plan - what apps it'll use, what it'll do

→

You approve (or edit scope)

From idea to action, in seconds.

Plug & Delegate

Agentic Takeover

Always in Control

→

Insert the key into your iPhone's USB-C port

→

Phone recognizes it as a keyboard/mouse (standard HID device)

→

Tell your agent what to do: "Book me the cheapest flight to NYC next week"

→

Agent shows you the plan - what apps it'll use, what it'll do

→

You approve (or edit scope)

From idea to action,
in seconds.

From idea to action, in seconds.

Plug & Delegate

Agentic Takeover

Always in Control

→

Insert the key into your iPhone's USB-C port

→

Phone recognizes it as a keyboard/mouse (standard HID device)

→

Tell your agent what to do: "Book me the cheapest flight to NYC next week"

→

Agent shows you the plan - what apps it'll use, what it'll do

→

You approve (or edit scope)