comma.ai

What comma.ai does

Comma.ai, Inc. is a Delaware-incorporated, privately held company headquartered in San Diego, California that develops aftermarket Level 2 advanced driver-assistance (ADAS) hardware and software. Founded in 2015-2016 by George Hotz, the company sells the comma four device ($999 one-time, no required subscription) which runs the open-source openpilot software on 325+ vehicle models from 27 brands, providing lane-keeping, adaptive cruise control, and lane-change assistance to non-Tesla vehicle owners. The system uses an end-to-end neural network driving policy — no hand-coded lanelines or features — and is trained on-policy in a learned World Model (commaVQ), a generative simulator built on a 2B-parameter Diffusion Transformer that consumes real driving video from the in-field fleet.

The technology stack is proprietary despite the open-source distribution model: commaVQ handles simulation-based training, a Vision Transformer Frame Compressor encodes dual-camera 360-degree video, and the WMI driving model shipped in openpilot 0.11 is described as the first real-world robotics agent fully trained in learned simulation. Comma.ai manufactures both the comma four and the prior-generation comma 3X in-house at its Old Town San Diego facility, which also houses autonomy, product, and operations teams (approximately 25 employees), a datacenter, and SMT manufacturing lines.

The business model is primarily one-time hardware sales via a direct-to-consumer e-commerce storefront (comma.ai/shop) with global shipping, supplemented by optional recurring subscriptions — comma prime at $24/month and prime lite at $14/month — that bundle always-on LTE, cloud video storage, and the commacare extended warranty. Additional revenue streams include a $500 flat-rate out-of-warranty repair service for comma 3X devices. The company claims profitability and self-funded status, having raised approximately $18 million across disclosed rounds (including a near-$10M Form D filing in November 2021 led historically by Andreessen Horowitz). A secondary experimental product line, comma body, extends the openpilot stack to humanoid robotics. Distribution is community-led and product-led: a 50,000-star open-source GitHub presence, an active Discord, COMMA_HACK hackathons, and leaderboard challenges drive both demand generation and ongoing model improvement via the Firehose Mode data contribution pipeline.

Name

comma.ai

Legal name

Comma.ai, Inc.

Website

https://comma.ai

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

11–50 employees

Short description

comma.ai is a San Diego-based company that sells a $999 aftermarket Level 2 autonomous driving device (comma four) running open-source openpilot software, enabling advanced driver assistance for owners of 325+ vehicle models from 27 brands via a direct-to-consumer, community-led model.

Ownership category

akta.pro rank

Product category

Aftermarket Advanced Driver Assistance Systems

NAICS

Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing (334511), Computer Terminal and Other Computer Peripheral Equipment Manufacturing (334118)

SIC

Computer Peripheral Equipment, Nec (3577)

akta.pro primary industry

Autonomous Driving & ADAS Perception (HDAAAEAI)

akta.pro secondary industries

Video Telematics, ADAS & AI Dashcams (TLAEAFAG), Video Telematics & AI Dashcams (TLAEANAA)

Keywords

• Advanced driver assistance
• Aftermarket autonomy hardware
• Open-source ADAS software
• Learned driving simulation
• Neural vehicle automation

Headquarters

HQ city

San Francisco

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Personnel, Technology or R&D, Supply Chain, Operations, Infrastructure, Marketing or Sales

Revenue model

1. Hardware device sales: Comma.ai's primary revenue stream is the one-time sale of hardware devices — comma four at $999 (or $699 with trade-in from older comma devices) and comma 3X. The company emphasizes good unit economics and manufactures its devices in-house in San Diego. As of March 2025, over 10,000 comma 3X devices have been sold.
2. comma prime subscription: Optional recurring subscription providing always-on LTE, one year of cloud video storage, and commacare extended warranty (up to 2 years). comma prime at $24/month includes commacare at no additional charge. prime lite at $14/month also includes commacare. Subscriptions are optional and can be activated, cancelled, and re-activated at any time.
3. Out-of-warranty repair services: Flat-rate repair service for out-of-warranty comma 3X devices at $500. Customers ship their device to comma.ai for repair, and a repaired device is shipped back.
4. openpilot (open-source software): Open-source ADAS software available for free download. Does not generate direct revenue but drives hardware sales, community growth, and data collection (via Firehose Mode) that improves the driving models.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels8 records

Core offering

comma.ai designs, manufactures, and sells aftermarket Level 2 driver-assistance hardware (comma four at $999, comma 3X) that runs its open-source openpilot software to add lane-keeping, adaptive cruise control, lane-changing, and dashcam functionality to 325+ vehicle models from 27 brands. Hardware is sold direct-to-consumer via comma.ai/shop with no required subscription, while an optional comma prime subscription ($24/month) adds LTE connectivity, cloud video storage, and an extended warranty.

Product overview

comma.ai offers an aftermarket Level 2 autonomous driving solution combining proprietary hardware devices with open-source software. The product portfolio centers on the comma four flagship device ($999) and comma 3X (previous generation), which run the openpilot software to add autonomous driving capabilities to 325+ compatible vehicle models. The company also provides subscription services (comma prime at $24/mo with LTE and cloud storage), extended warranty (commacare), and cloud connectivity (comma connect). An experimental humanoid robotics project (comma body) applies the same autonomous driving technology to general robotics. The business model combines one-time hardware purchases with optional recurring subscriptions, positioning advanced driver assistance as accessible to non-Tesla vehicle owners at $999-$1,200 all-in.

Differentiator

Problem solved

Functional benefit

Brands

• openpilot: Open-source advanced driver-assistance system (ADAS) software developed by comma.ai that enables autonomous driving features on compatible vehicles.
• comma four
• comma 3X
• comma body
• commacare
• comma prime

Products and services

• comma four Flagship aftermarket Level 2 driver-assistance hardware device that runs openpilot software to provide lane centering, adaptive cruise control, lane changes, dashcam recording, and OTA updates on 325+ supported vehicles. Sold for $999 to individual car owners via comma.ai/shop.
• openpilot Open-source advanced driver-assistance software that runs on comma hardware to deliver end-to-end neural-network driving behavior, including lane centering, adaptive cruise control, and lane changes. Available free via GitHub; drives hardware adoption and feeds fleet data into the World Model training pipeline.
• comma 3X out-of-warranty repair Flat-rate $500 repair service for out-of-warranty comma 3X devices. Available to the original device owner only, with free US shipping and $30 flat-rate international shipping.
• comma prime Optional monthly subscription at $24/month (or $14/month for prime lite) that adds always-on LTE connectivity, one year of cloud video storage, and the commacare extended warranty for comma four and comma 3X owners. One free month is included with a new comma four purchase.
• comma body Experimental general-purpose humanoid robot project that adapts the openpilot robotics abstraction layer to bipedal balancing, video streaming, and joystick control. Aimed at building a sub-$10,000 robot leveraging the same neural autonomy stack used in vehicles.

Quantifiable outcome

• Consumer Reports rated comma.ai as the top driver assistance system
• +5 more outcomes

Named customers2 records

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability14 records

Feature7 records

Scale indicators7 records

Recent moves7 records

Expansion highlights5 records

Emerging players

• Nextbase: Nextbase is a leading consumer dashcam brand with smart features including driver assistance and AI-based alerts. While comma.ai's comma four includes dashcam recording as one capability among full Level 2 autonomy, Nextbase represents an adjacent emerging player in the AI-enhanced consumer dashcam category that could overlap with comma.ai's lower-end features.
• Wayve: Wayve develops end-to-end learning-based autonomous driving software using a similar neural-network-from-data philosophy to comma.ai's openpilot. Both companies pursue foundation-model-style approaches to driving rather than hand-coded rules, making Wayve a closely aligned emerging player though Wayve targets OEM integration while comma.ai sells direct-to-consumer hardware.
• Figure AI: Figure AI is an emerging humanoid robotics company pursuing general-purpose robots for commercial use. Comma.ai's comma body project applies the openpilot software stack to a sub-$10,000 humanoid robot, making Figure AI a relevant emerging peer in the humanoid robotics category that comma.ai is positioning to enter with the same underlying technology.
• Waabi: Waabi develops AI-first autonomous driving technology using learned simulation and foundation models, similar in spirit to comma.ai's World Model approach. Both companies emphasize generative world models for training driving policies, making Waabi a relevant emerging peer in end-to-end AI driving even though Waabi targets trucking and commercial applications.

Broad incumbents

• Aurora Innovation: Aurora develops autonomous driving technology for trucking and other applications using learning-based perception. Comma.ai shares the autonomous driving technology category but operates at a different scale and end-market, positioning Aurora as a broader incumbent focused on commercial autonomy while comma.ai targets consumer aftermarket Level 2.
• Bosch (ADAS / driver assistance): Bosch is one of the largest Tier 1 suppliers of ADAS hardware and software to global automakers. While comma.ai delivers comparable lane-keeping and adaptive cruise functionality, it does so via aftermarket retrofit rather than as an embedded OEM supplier, positioning Bosch as a broad incumbent whose installed ADAS in new vehicles directly competes for the same end-user use case.
• Tesla (Autopilot / FSD): Tesla operates the largest end-to-end neural network driving fleet in the world and is explicitly benchmarked by comma.ai as the only larger fleet. Comma.ai's openpilot pursues a similar end-to-end learning approach but as an aftermarket product for non-Tesla vehicles, making Tesla the dominant incumbent and primary technical reference point.
• Garmin (automotive ADAS / dashcams): Garmin sells consumer-facing vehicle electronics including dashcams and advanced driver assistance features. Like comma.ai, Garmin reaches end consumers through retail channels with vehicle-mounted hardware, making it a relevant broad incumbent in the consumer vehicle electronics space even though Garmin's ADAS offering is less capable than openpilot.
• Continental (ADAS): Continental is a major global Tier 1 automotive supplier with an extensive ADAS portfolio including cameras, radar, and software integrated into OEM vehicles. As with Bosch, Continental represents the broad incumbent OEM-supply model that comma.ai disrupts with its aftermarket direct-to-consumer approach, providing the supply-side comparison for openpilot's value proposition.

Direct peers

• Mobileye: Mobileye is a leading supplier of ADAS perception software and computer vision systems for OEMs. Comma.ai competes in the same autonomous driving perception space but targets the aftermarket consumer channel via its own hardware rather than licensing to automakers, making Mobileye a direct technology peer with a fundamentally different go-to-market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/comma_ai
• GitHubgithub.com/commaai
• YouTubeyoutube.com/c/commaai
• Facebookfacebook.com/Commaai-287920788233943

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Funding overview

Funding rounds3 records

Investors2 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about comma.ai