Community project

sunnypilot

Shape the assistance around your commute.

sunnypilot is a community version of openpilot for comma devices. Its extra settings let you choose more of how driving assistance works.

Installation guide Compare features

Start here

Recommended installers

comma 4 / 3X

Stable release

comma 3X · For everyday use

Recommended
Install URLrelease.sunnypilot.aiEnter this under Settings → Software → Custom Software on the comma device. Do not open it in a browser.

Stable release

comma 4 · For everyday use

Recommended
Install URLinstall.sunnypilot.ai/release-miciEnter this under Settings → Software → Custom Software on the comma device. Do not open it in a browser.

Installer values are entered on the comma device. Device coverage does not establish compatibility with a specific car.

Official project links

Open the project's official pages before you change software.

Source codesunnypilot/sunnypilotsunnypilot current project documentationsunnypilot/sunnypilotsunnypilot v2026.002.002 releasesunnypilot/sunnypilotsunnypilot recommended branchessunnypilot/user-docsProject communitydiscord.gg

What you can change

Useful choices

17 choices checked

Keep steering while you control speed

Separates steering assistance from speed control, so you can manage the accelerator and brake. Engagement and pedal settings vary by fork and car.

Listed for: comma 4 / 3X

Choose the driving model

Adds controls for selecting or downloading the model that plans the driving path.

Listed for: comma 4 / 3X

Manage settings from a phone or browser

Adds a project-provided way to manage eligible settings, backups, or device information from another screen.

Listed for: comma 4 / 3X

Choose your driving profile or following distance

Driving profiles such as Relaxed, Standard or Aggressive change following and speed-control behavior. Some versions offer direct distance controls instead. Names and options vary.

Listed for: comma 4 / 3X

Back up or recover settings

Adds controls for saving settings, restoring them, or recovering the software after a problem.

Listed for: comma 4 / 3X

Compare every choice

Is sunnypilot right for me?

Start here if you want more choice over steering and pedal use. Driving-model options and sunnylink are other useful areas to compare.

Do I need to buy another device?

comma is the hardware. sunnypilot is software that runs on it. Start by checking the device you already have.

See the listed devices and installers
Will it work with my car?

Your model, year, equipment and hardware decide the fit. A software feature or matching car brand alone does not establish compatibility.

Check your car first
How do I start or switch software?

Use the installation guide for your exact device. It explains the available path and what to check before changing software while parked.

Open the installation guide
Check your exact carMatch the year, trim, driver-assistance package, and required hardware.Compare with another projectSee exact setting names and meaningful differences side by side.
Testing, development, and other tracks · 3

Testing release Testing

comma 4 / 3X · For testing new changes

staging.sunnypilot.ai

Development release Development

comma 4 / 3X · For developers

dev.sunnypilot.ai

Testing release Testing

comma 3 · For testing new changes

install.sunnypilot.ai/staging-tici

Guides for this project

How to Install sunnypilot: Install URL & StepsChoose the correct stable sunnypilot installer for comma four or comma 3X, then follow a short parked setup checklist.Find your Hyundai or Kia harness in three minutessunnypilot guide: Answer three or four questions about your connector and the tool tells you which harness to buy.How to share a drive route for helpsunnypilot guide: In comma connect, upload all logs, switch on Preserved, then share a public route link.Install sunnypilot with a URLsunnypilot guide: Reset the device, pick Custom Software and enter the install link from the recommended branches page.
Sources and details

Released

Checked Aug 19, 2026

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