Meta Reality Labs

Scaffolds new Meta Quest and Horizon OS projects with recommended settings for Unity, Unreal, Android/Spatial SDK, or WebXR. Use when creating a new Quest app from scratch.

Analyzes Meta Quest and Horizon OS VR performance using Perfetto traces — frame timing, CPU/GPU bottlenecks, render pass analysis. Use when profiling frame drops, jank, or thermal issues on Quest devices.

Guides integration of the Horizon Platform SDK for Meta Quest and Horizon OS Android/Kotlin apps — achievements, IAP, users, leaderboards, presence, notifications, abuse reporting, entitlements, asset files, application lifecycle, consent, device integrity, language packs, user a

For 3P / EXTERNAL developers: guides interactive Horizon Platform SDK (PSDK) integration for Meta Quest and Horizon OS Android/Kotlin apps — analyzes the codebase, recommends public platform features, plans the integration, and validates on device. Uses the external toolchain (Gr

MANDATORY pre-flight check before answering any question or writing any code related to Meta Quest VR headsets (Quest 2, Quest 3, Quest 3S, Quest Pro) or apps that target them. Forces verification against authoritative Meta sources via the metavr CLI / metavr MCP tools BEFORE rel

Profiles Meta Quest and Horizon OS application CPU performance using simpleperf — workload classification, CPU hotspot recording, kernel overhead measurement. Use when diagnosing whether an app is CPU-bound, memory-bound, or I/O-bound on Quest devices.

Builds spatial Android apps for Meta Quest and Horizon OS with Meta Spatial SDK — ECS architecture, 2D panels, 3D objects, hybrid experiences. Use when creating Kotlin-based spatial applications.

Guides shipping a web app to the Meta Quest and Horizon OS Store as a PWA/TWA — both 2D windowed panels and immersive WebXR/VR. Covers building the web app (IWSDK for WebXR, any responsive PWA for 2D), Vercel deploy, web app manifest + icons, the WebXR-only auto-enter-session ste

Guides end-to-end Meta Quest and Horizon OS app submission to the Meta Horizon Store — build validation, store-readiness checks, asset preparation, upload, and submission tracking. Use when preparing a Quest app for store publishing.

Reviews Unity code targeting Meta Quest and Horizon OS for performance issues, rendering best practices, and common VR pitfalls. Use during code review or when diagnosing Quest performance problems in Unity projects.

Drive ARKit-blendshape-rigged head/face models in Unity with the wearer's facial expressions on Meta Quest via Meta Movement SDK (face tracking + A2E). Use when a user has an FBX with the 52 ARKit blendshapes (any prefix, _L/_R suffixes) and wants it to animate from face tracking

Ensures complete FBX URLs or absolute paths are used when importing external 3D models into Unity projects targeting Meta Quest and Horizon OS. Use when adding FBX files, 3D models, or external assets.

Meta XR Core SDK (com.meta.xr.sdk.core) for Unity XR development. Use when setting up VR/MR projects, configuring OVRManager, adding OVRCameraRig, enabling passthrough, hand tracking, spatial anchors, boundaryless mode, controller input, Scene API, or any Meta Quest XR feature. C

Meta XR Mixed Reality Utility Kit (MRUK) (com.meta.xr.mrutilitykit) for Unity XR development. Use when working with Scene API data (rooms, walls, floors, furniture), spawning prefabs on scene anchors, placing virtual objects in the real world, world locking to prevent anchor drif

Set up and tweak Meta Movement SDK (MSDK) retargeting for a character model. Use this whenever the user wants to retarget a humanoid FBX/prefab for Meta Quest body tracking, generate a retargeting config, or hand-edit the resulting `<asset>.json` (fix known-joint mappings, exclud

Configures Unity UI for Meta Quest and Horizon OS VR development — world-space canvases, TextMesh Pro setup, comfortable sizing, viewing distances, and interaction readiness.

Meta Quest Passthrough Camera Access (PCA) for Unity — access the forward-facing RGB cameras on Quest 3 / Quest 3S to feed Computer Vision and Machine Learning pipelines. Use when capturing the passthrough camera image/texture, reading the camera pose and intrinsics, projecting c

Ensures accurate object placement in Unity projects targeting Meta Quest and Horizon OS by using Renderer and Collider bounds when objects are added, moved, or positioned relative to other objects.

Guides integration of the Horizon Platform SDK for Meta Quest and Horizon OS Unity/C# apps — achievements, IAP, users, leaderboards, challenges, presence, notifications, abuse reporting, entitlements, asset files, application lifecycle, consent, device integrity, language packs,

Analyzes, documents, and maintains a living `.agent-docs/` knowledge base for Unity projects targeting Meta Quest and Horizon OS. Use when the user asks to scan project structure, explain how a Unity system works, or update project docs after structural changes.

Imports and configures TextMesh Pro Essential Resources for Unity projects targeting Meta Quest and Horizon OS. Use when setting up TMP UI, fixing missing TMP materials or fonts, or resolving pink/magenta TMP text.

Debugs Meta Quest and Horizon OS VR/MR applications using the metavr CLI — view logs, capture screenshots, diagnose common issues. Use when troubleshooting crashes, errors, or unexpected behavior on Quest devices.

Sets up the Meta XR Simulator for testing Meta Quest and Horizon OS apps without a physical device. Use when configuring device-free testing for Unity or Unreal projects.

Provides the complete metavr (Meta VR CLI) reference for Meta Quest and Horizon OS development — installation, device setup, command discovery, MCP server mode, documentation search, app deployment, device testing setup, audio control, screenshots, and performance analysis. Use w

Build and sideload Android apps for Meta Portal devices (Portal, Portal+, Portal Mini, Portal Go, Portal TV) using metavr. Use when targeting Portal hardware — covers ADB enablement, the no-GMS constraint, manifest/launcher intent-filter requirements, icon density quirks (PNG-onl