Fungi vs OpenClaw and Moltworker
Compare Fungi's open-source agents with OpenClaw and Moltworker. Shiitake codes in your terminal on your subscription; Oyster runs Apps and agents on Cloudflare.
Fungi is open-source (MIT) AI Agents and the Apps they build and use.
Shiitake is a coding agent for your terminal that runs locally on your own
Claude or ChatGPT subscription; you install it with the fungi command.
Oyster runs Apps and agents on your own Cloudflare account, and Fungi
Hub hosts both for a Team. OpenClaw (MIT) is a personal AI assistant that
runs on your own devices and talks to you in chat apps such as WhatsApp,
Telegram, Slack and Discord. Moltworker is Cloudflare’s experimental project
(Apache-2.0) that runs OpenClaw in a Cloudflare Sandbox container.
Who each one is for
- Choose Shiitake if you want a coding agent in your project folder, like Claude Code or Codex, that uses the subscription you already pay for and can run commands inside a sandbox.
- Choose Oyster if you want your own platform of Apps on Cloudflare that people open in a browser and agents call over MCP, with a Linux workspace for the agent.
- Choose OpenClaw if you want one always-on personal assistant that you message from your phone and chat apps, with memory and credentials on your own hardware.
- Choose Moltworker if you want that OpenClaw assistant running on Cloudflare instead of your own machine, and accept an unsupported proof of concept.
What each one does
| Job | Shiitake | Oyster | OpenClaw | Moltworker |
|---|---|---|---|---|
| Main use | Coding in a project folder | Apps and agents for one owner | Personal assistant in your chats | OpenClaw on Cloudflare |
| Where it runs | Your Linux or macOS machine | Your Cloudflare account, or locally for a trial | Your computer or server; macOS, Linux and Windows | A Cloudflare Sandbox container |
| How you talk to it | Terminal, or an editor over ACP | Browser desktop, MCP clients, and an optional website chat | 20+ chat channels, native apps, a web Control UI | OpenClaw’s Control UI and channels |
| Models | Claude or ChatGPT subscription, a provider key, or Fungi hosted models | Workers AI by default for agent chat | Hosted and local model providers as plugins | Anthropic API key or Cloudflare AI Gateway |
| Safety controls | Workspace and Read-only command sandboxes (bubblewrap, Seatbelt) | Owner-only sign-in; named keys with per-App grants | Unknown senders must be paired and approved | Cloudflare Access protects the admin UI |
| Cost to run | Free software; you pay your model provider | Free software; deploying needs Cloudflare Workers Paid | Free software; you pay your model provider | Workers Paid plus container time; its README estimates about $34.50 a month running all day |
Where OpenClaw or Moltworker is the better choice
- Chat apps and phones. OpenClaw meets you in WhatsApp, Telegram, iMessage and many more, with native mobile apps. Fungi has no messaging-app channels.
- Windows and local models. OpenClaw supports Windows and local model providers. Shiitake runs on Linux and macOS only.
- A large community. OpenClaw has a large user base and plugin ecosystem.
- One-click Cloudflare deploy. Moltworker has a Deploy to Cloudflare button.
Where Fungi is the better choice
- Coding work. Shiitake is built for a project folder: it edits files, runs commands and keeps its work in resumable Sessions.
- Your subscription. Shiitake signs in with your Claude or ChatGPT subscription locally, with no API key needed.
- Sandboxed commands. Workspace mode lets the agent edit its folder without unrestricted access to your machine. See Sandbox a coding agent.
- Apps agents can call. Oyster gives agents typed App methods over one MCP endpoint and a Linux workspace, on infrastructure you own.
Try Shiitake
You need Node 22.13 or newer on Linux or macOS:
npm i -g @fungi.computer/spore
cd your-project
fungiSetup asks which model to use; choose your Claude or ChatGPT subscription. See
Install Shiitake. To try Oyster instead, run
npx @fungi.computer/oyster try (details).
Sources
Checked on 8 November 2026:
- OpenClaw README
- Moltworker README, including its requirements and container cost estimate
- Install Shiitake, Sandbox a coding agent and Is Oyster for you?