OpenCharm · House #34,940

What it is

Calls itself “companion”.

• Calls itself: companion

“Meet your agentic companion”

Where it puts itself

Rules out “API keys” and “cookies”.

• Says it will not: API keys · cookies

“OpenCharm is the open-source alternative: the agent you already run, on hardware you build.”

“The charm holds no API keys and runs no model.”

What it costs

A free tier, free forever. No monthly plan. Prices quoted: $31.99, $32–35, ~$32.

• Monthly: no
• Free plan: free forever
• Price: $31.99 · $32–35 · ~$32

“$31.99”

“$32–35”

Who it sells to

Sells to developers.

• Sells to: developers

“Any agent that speaks ACP, the Agent Client Protocol: Claude Code, Codex, Gemini CLI, goose, Hermes Agent and OpenClaw”

How it runs

A desktop app for Windows and macOS. Runs locally and works offline. Can be self-hosted. Offers an API. Open source. AI is the core of the product. You can bring your own API key.

• Kind: desktop
• Runs on: Windows · macOS
• Runs where: on the device, offline · self-hosted
• API: yes
• Open source: yes
• AI role: core to the product
• Bring your own key: yes

“The desktop charm lives at the top of your screen: by the notch on a Mac, as a small black pill on Windows.”

“MACOS · WINDOWS”

What it works with

Integrates with Claude Code, Codex, Gemini CLI and 3 more. Runs inside Waveshare ESP32-S3-Touch-AMOLED-2.16.

• Integrates with: Claude Code · Codex · Gemini CLI · +3
• Runs inside: Waveshare ESP32-S3-Touch-AMOLED-2.16

“Claude Code, Codex or any agent gets to work”

“Choose the agent’s folder, the agent (Claude Code, Codex, Gemini CLI, goose, Hermes, OpenClaw, any ACP command or an OpenAI-compatible server)”

What it offers as proof

Live, no waitlist. Try it without signing up. Publishes docs.

• Instant signup: yes
• Trial asks for: nothing

“Download it from GitHub Releases”

“Download it from GitHub Releases, built by the repository’s own CI from this code, with checksums and build provenance so you can check what you got.”