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Mentra Live

Mentra’s First Smart Glasses Run an Open-Source OS—but They Have No Display

Mentra Live brings an MIT-licensed smart-glasses OS, SDK and phone-based MiniApp Store to 43-gram camera-and-audio glasses—but the frames have no display and are not established as open hardware.

By WatchRanker Team 7 min read
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Yes, Mentra has released its first commercial glasses. Mentra Live was announced on January 15, 2026, and runs MentraOS, an MIT-licensed open-source operating system with a developer SDK and MiniApp Store. The important qualification is that “open-source” most clearly describes the software stack—not the complete hardware design—and Mentra Live itself is a camera-and-audio product with no display.

The current product page lists Mentra Live at $349, with U.S.-only shipping, one-to-three-day fulfillment, a 30-day return period and a one-year limited warranty for covered defects. That is different from the original Batch 1 announcement, which offered 1,000 units at an introductory $299 price.

What Mentra actually launched

Mentra calls Mentra Live its first released glasses. The company announced them on January 15, 2026, saying the first 1,000 Batch 1 units would ship on February 15 at $299. The current product page presents Mentra Live as an orderable product at $349 rather than a limited pre-launch batch.

This is a claim about Mentra’s own product history, not a claim that Mentra invented smart glasses or was the first company to offer software for them. The launch is notable because it combines consumer glasses with an open operating system, cross-device SDK and app-distribution layer.

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  • 【Smart Bluetooth Calling】Enjoy high-fidelity stereo sound with four advanced speakers embedded in the eyeglass arms. The open-ear design allows you to listen to music or podcasts while remaining completely aware of your environment—ideal for safe commuting or jogging. With seamless Bluetooth connectivity and dual-mic ENC (Environmental Noise Cancellation), background noise is effectively filtered out, giving you crystal-clear, hands-free calls no matter where you are.
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  • 【REAL-TIME AI TRANSLATOR & No Additional Fees】Supporting over 165 languages. iONCT Smart Glasses offers a comprehensive translation matrix for various scenarios: includes real-time translation mode, glasses-to-phone mode, Photo translation via the app, and seamless video call translation for remote clients. Whether during travel or international business, it instantly breaks down language barriers.

Mentra’s launch announcement also describes the product as having an app store. In practice, that store is accessed through the companion phone app rather than as a standalone marketplace built into the frames.

What “open-source” means—and what it does not

MentraOS and its developer stack

MentraOS is the clearest open-source part of the proposition. Mentra describes the OS as “100% open source,” and the public MentraOS repository identifies the project as MIT-licensed. Mentra says developers can own, host, modify and extend the software.

The accompanying documentation covers MiniApps, mobile Bluetooth applications and contributions to the OS. Mentra’s OS page explains how applications can use capabilities exposed by compatible hardware, including cameras, microphones, speakers, buttons, touch controls, Bluetooth and, on other glasses, displays.

What the public material does not establish

Nothing in the available product documentation establishes that Mentra Live’s industrial design, camera, chipset, optical system, battery, manufacturing files or every firmware component are open hardware or independently reproducible. It also does not establish that users can replace the stock system without technical work, or that every cloud service used by a MiniApp is open-source or self-hostable.

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The most accurate description is therefore: Mentra’s operating system and developer stack are open-source and MIT-licensed; the complete hardware design is not established as open-source.

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Blackview AI Smart Glasses with 12MP Camera, Photo/4K HD Video Recording Glasses with Real-Time Translation,Open Ear Speaker, AI Voice Assistant, Object Recognition, Polarized Sunglasses Lenses
  • 【Upgraded & Lightweight Design】The upgraded Blackview AI Smart Sunglasses feature a lightweight design with robust stainless steel hinges and an ergonomic frame, ensuring all-day comfort without pressure on the nose or ears. High-quality metal hinges replace fragile plastic connectors, and after rigorous hinge lifespan testing, the stainless steel hinges can withstand 3-4 times more hinge cycles than plastic hinges, approximately 80,000-100,000 cycles. The high-strength stainless steel hinges provide a smoother opening and closing experience, a longer lifespan, and a comfortable fit suitable for both men and women.
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  • 【ChatGPT & Object Recognition】The Blackview smart glasses have built-in ChatGPT 4.5 AI and support voice wake-up (command "Hey Cyan") or one-click activation by short-pressing the top button on the temple.Voice conversations enable tasks like copywriting and information retrieval, quickly addressing various issues. Built-in AI object recognition accurately identifies dishes, landmarks, plants, and various objects, providing real-time AI analysis and voice commentary—a portable smart encyclopedia.
  • 【AI Real-time Translation】These AI smart glasses utilize AI real-time translation, supporting simultaneous interpretation and real-time speech recognition transcription for 139 languages across various scenarios. Through AI logic, they quickly organize meeting content and automatically extract key information, overcoming language barriers. Ideal for meetings, overseas travel, and everyday use, they make your travels, global communication, and business interactions smoother and more seamless.
  • 【Bluetooth Calling & ENC Noise Cancellation】The smart glasses feature an open design, supporting Bluetooth music playback and clear hands-free calls. While listening to music, you can also be aware of your surroundings. Enjoy 360° surround sound and up to 6 hours of continuous music playback on a single charge. Equipped with upgraded ENC intelligent noise reduction dual microphones to filter out ambient noise, Bluetooth 6.0 provides a stable, low-latency connection, ensuring clear and uninterrupted hands-free calls. Note: There may be a slight external speaker effect during calls.

How the MiniApp Store works

The MiniApp Store is Mentra’s distribution layer for compatible glasses. Users browse from a phone or computer, select an app and tap Install. The app then appears in the Mentra mobile app and runs through the MentraOS experience.

Mentra lists categories including captions, notes, translation, streaming, camera tools, proactive AI and fitness. The iOS app listing names examples such as Merge, Live Captions, Notes, Streamer, LinkLingo, MemCards, Teleprompter, Live Translation, Calendar Reminders and Dash. The product overview is at mentraglass.com/apps.

This model lets users add or remove functions instead of relying only on what the hardware maker shipped. It also means an app store should not be confused with a large, mature or independently audited ecosystem: app quality, privacy practices, hardware support and resource demands can vary.

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How the software architecture works

Mentra says MiniApps run on the phone inside a host or runtime environment, while the glasses provide input and output. Moving substantial processing to the phone can help keep the frames lighter and preserve their battery, but it creates practical dependencies:

  • A compatible iOS or Android phone and the Mentra app.
  • Bluetooth, and in some workflows Wi-Fi or an internet connection.
  • Phone permissions for functions such as the microphone, camera, notifications or location.
  • Phone battery consumption in addition to the glasses’ battery use.

Mentra says multiple apps can share a connection, allowing combinations such as captions, notes, notifications and AI tools. The trade-off is that running several MiniApps can affect responsiveness and battery life. The iOS listing contains user reports of pairing problems and slowdowns when multiple apps are active; those are user reports, not independent performance tests.

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Mentra Live hardware specifications

Specification Mentra Live
Weight 43 g
Dimensions 162 × 148 × 47 mm
Display None
Camera HD 1080p video; 12MP stills (3264 × 2448)
Camera field of view 119 degrees, landscape
Microphones Three
Audio Stereo speakers
Glasses battery 260 mAh
Charging case 2,200 mAh
Phone compatibility iOS 15.1+ and Android 12+
Connectivity Wi-Fi and Bluetooth
Lens configuration Clear non-prescription lenses listed on the product page
Current listed price $349
Shipping United States only, according to the current FAQ

Mentra’s own page gives two mixed-use battery figures: “12+ hours” in the specification list and “10+ hours” in the FAQ. Both are company claims, and actual endurance will vary with recording, streaming, calls, music, Wi-Fi and MiniApp activity. The full specification and purchasing information is at mentraglass.com/live.

There is no display

Mentra Live has no visual display. It uses a camera, microphones and speakers, so audio prompts, phone-connected services and camera capture are central to the experience. It cannot project navigation, teleprompter text, notifications or captions into the wearer’s field of view.

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MentraOS can also run on display-capable products. Mentra currently lists Even Realities G2 and G1 and Vuzix Z100 as compatible devices, with NIMO described as coming soon on its OS page. Display functions therefore depend on the connected model, not on Mentra Live itself. See the current compatibility information at mentraglass.com/os.

What Mentra Live can do

  • Take photographs and record video.
  • Make calls and play music.
  • Accept voice commands.
  • Use live captions and translation through compatible apps.
  • Create AI-assisted notes.
  • Livestream a first-person camera view.
  • Run MiniApps from the MentraOS environment.

Mentra says photos, video, calls and music can continue without internet access. That does not make every MiniApp offline: translation, AI and other services may require a network or a third-party cloud.

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Setup and common problems

  1. Check that the glasses and phone meet Mentra’s compatibility requirements.
  2. Install the Mentra app from Mentra’s download page, the Apple App Store or the linked Google Play listing.
  3. Turn on Bluetooth and grant the permissions requested by the app.
  4. Open Mentra, pair the glasses and use the app’s one-tap connection flow.
  5. Open the MiniApp Store, choose an app and tap Install.
  6. Launch and configure the MiniApp from the Mentra app.

If the phone sees the glasses in system Bluetooth settings but Mentra cannot finish pairing, check permissions, disconnect other glasses apps and retry from Mentra rather than pairing through the manufacturer’s original app at the same time. A MiniApp may also fail because the connected glasses lack a required display, camera, microphone, network connection or permission. Android and iOS features may not be identical, and store availability can vary by country.

Rank #4
AI Smart Glasses with Camera, 4K Video, Real-Time Translation, AI Assistant
  • 【AI Real-Time Translation & ChatGPT Assistant】AI glasses break language barriers instantly with AI real-time translation. The built-in ChatGPT voice assistant helps you communicate, learn, and handle travel or business conversations smoothly—ideal for conferences, overseas trips, and daily use.
  • 【4K Ultra HD】 Smart glasses feature 4K resolution for clear, detailed visuals, making them suitable for travel, outdoor activities, everyday moments, and daily use.
  • 【Bluetooth Music & Hands-Free Calls 】Smart glasses provide Bluetooth music and crystal-clear hands-free calls with an open-ear design. Stay aware of your surroundings while listening—comfortable for long wear and safer for commuting, cycling, and outdoor use.
  • 【IP65 Waterproof & Long Battery Life】 AI glasses are designed for daily wear with IP65 waterproof protection against sweat, rain, and dust. The built-in 290mAh battery provides reliable performance for workdays and travel—no anxiety when you’re on the go.
  • 【Smart App Control & Object Recognition】Smart glasses connect to the companion app for easy setup, file management, and feature control. They support AI object recognition to help identify items and improve your daily efficiency—perfect for travel exploration and a smart lifestyle.

What developers can build

MiniApps

MiniApps run inside MentraOS and can be distributed through the MiniApp Store. The SDK documentation includes TypeScript examples, and Mentra’s OS page demonstrates the @mentra/sdk package, AppServer, session events and display methods such as showTextWall for hardware that has a display.

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Direct Bluetooth applications

The documentation distinguishes MentraOS MiniApps from mobile Bluetooth apps that connect directly to glasses through the Bluetooth SDK. That distinction matters: an open SDK does not guarantee identical behavior on every supported model. Display APIs, camera access, permissions and manufacturer integrations can differ.

Private and enterprise deployments

Developers can contribute to the public repository, publish MiniApps or create private applications for a team or enterprise workflow. Mentra provides a developer console at console.mentraglass.com. No public paid SDK or developer-plan price is established in the available product material.

Privacy, cloud use and practical limitations

Mentra says users control their data and that MentraOS stores an email address and installed-app information. It also says some apps can work without Mentra-hosted cloud infrastructure. Those statements do not prove that every third-party MiniApp is cloud-free, locally processed or governed by the same privacy policy. Check each app’s data practices before enabling camera, microphone, contacts or AI features.

  • No display: not suitable if your priority is visual navigation, HUD notifications or projected captions.
  • Phone dependence: pairing, permissions and much of the runtime live on the phone.
  • Battery uncertainty: Mentra lists both 10+ and 12+ hours of mixed use.
  • Weather limits: Mentra says the glasses are not for swimming or heavy rain.
  • Availability: the current FAQ states U.S.-only shipping.
  • Lens choices: the product page lists clear non-prescription lenses; confirm the current prescription process before ordering.
  • Ecosystem maturity: an app store provides extensibility but does not by itself establish broad catalog size, consistent quality or independent audits.

Who should buy Mentra Live?

A strong fit

  • Developers who want an SDK and cross-hardware smart-glasses platform.
  • Enterprise teams building hands-free or private workflows.
  • Buyers seeking camera, speakers, microphones and audio or AI functions without a display.
  • Early adopters interested in community-built MiniApps.
  • Privacy-conscious users who value a publicly inspectable software stack, while still checking individual app data practices.

A poor fit

  • Anyone specifically seeking visual navigation, projected captions or notifications.
  • Buyers who do not want a companion phone app.
  • People outside the United States while the current shipping restriction remains.
  • Anyone expecting completely open hardware.
  • Users who need heavy-rain protection or guaranteed offline AI.
  • Buyers expecting a polished mainstream ecosystem comparable to Meta’s consumer platform.

How it compares conceptually

Product or platform Most relevant distinction Best fit
Mentra Live Camera-and-audio glasses with MentraOS, an open SDK and MiniApp distribution; no display Developers, enterprises and early adopters
Meta Ray-Ban More established consumer camera/audio ecosystem; not positioned around Mentra’s MIT-licensed cross-vendor model Mainstream consumer use
Even Realities G1/G2 Display-oriented glasses listed as MentraOS-compatible Visual prompts, captions and notifications
Vuzix Z100 Enterprise-oriented display glasses listed as MentraOS-compatible Enterprise display workflows

See Ray-Ban’s electronics page, Even Realities and the Vuzix Z100 product page for the manufacturers’ current information. Exact feature support on MentraOS depends on the hardware model.

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Bottom line

Mentra Live is real and commercially available, and its distinctive feature is the combination of consumer glasses, an MIT-licensed operating system, a cross-device SDK and a MiniApp Store. The accurate mental model is an open software platform wrapped around lightweight camera-and-audio glasses—not a fully open hardware project and not a display-based AR headset. At $349, it makes the most sense for developers, enterprise teams and early adopters who accept phone dependence and want to experiment with extensible glasses software.

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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