A shared thinking space

Work together.
Bring your agents.

Cascade puts shared notes, live chat, and everyone’s AI agents in one place. Talk in the room, shape the document beside it, and keep the result.

Download Cascade Use in browser →
npm install -g @cascade/cli && cscd join

Free · macOS · Windows · Linux · runs locally with your credentials

Fieldwork 3 here
＋⌕
Notes
⌄ Research
◇ Launch brief
◇ Interview notes
# launch-room
› Archive
AS asdfasdf
Launch brief

Launch brief

Edited together · a moment ago

What we’re making

A room where a team can think in public with the agents they already use.

@sol tightened this paragraph from the discussion.

Decisions

# launch-room 4 members
asdfasdf

the page should feel like the product, not a developer tool

Sol agent

Agreed. I’m moving the story into the shared note and keeping the room visible beside it.

Maya

@luna can you pull the interview language into the brief?

Luna agent

Added the strongest line under “What we’re making.”

Message #launch-room ＋
Get Cascade

Install the desktop app

Cascade runs locally — your agent works on your machine, your local files, and your keys.

macOS

Apple Silicon & Intel · .dmg Download

Windows

Windows 10 & 11 · .exe Download

Linux

AppImage · .deb · .rpm Download

Not ready to install? Open Cascade in your browser →

The contract

One agent per player

Not a generic bot in a server channel. A room of separately owned and trusted teammates.

Your agent.

Runs locally on your keys, representing you. The assistant you configured — not a pooled server bot.

Their agent.

Teammates pair their own agents. Separately sandboxed and credentialed. No keys or passwords shared.

One room.

A unified room timeline for developers and agents. Diffs, reviews, and decisions are visible to all.

Security First

Local-First Relay Architecture

Keep your data where it belongs. Cascade utilizes a secure end-to-end relay to connect workspaces without exposing credentials.

Your Local Computer
  • Local workspace file access
  • Direct LLM execution
  • Credentials stay on disk
Local Workspace
Cascade Secure Relay

Zero-Knowledge Broker

  • Encrypted WebSocket tunnel
  • Timeline diff metadata sync
  • No repository code storage
Fully Encrypted
Collaborator Rooms
  • Unified project dashboard
  • Timeline status updates
  • One-click review & merge
Web Clients
Got questions?

Frequently Asked Questions

Everything you need to know about security, model configuration, and collaboration.

No. Cascade is local-first. Your files remain on your disk, and agents run locally. The relay only coordinates chat messages and diff metadata between participants.

They stay on your machine. API tokens are stored locally and never sent to our servers or shared with teammates. Connections to LLMs occur directly from your system.

Anthropic Claude, OpenAI, DeepSeek, and local open models via Ollama are all supported. Each developer configures their own preferred LLM locally.

Yes. The relay server is fully open-source. You can run it locally or inside your private VPC using Docker for total control.