Automate Your Data Pipeline With Powerful Features

Build faster AI pipelines by combining automated data flows, instant SAM predictions, and full SDK support to get your annotations ready in record time.

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Automate Your Data Pipeline With Powerful Features

Key Features

Automated labelling
Automated Labeling

Prompt based labeling, model-assisted labeling and active learning based labeling automation that help to get super fast labeling.

Seamless SDK Integration
Seamless SDK Integration

Integrate Labellerr into your ML pipelines with our SDK. Programmatically sync data to automate workflows and scale production with minimal developer overhead.

Smart SAM Integration
Smart SAM Integration

Labellerr natively supports Meta’s SAM, SAM 2, and SAM 3. Automate high-precision masking and drastically accelerate complex dataset annotation.

Upload Pre-Annotations
Upload Pre-Annotations

Upload your pre-annotations directly to Labellerr to review, edit, and refine. Skip the manual start and move straight to data validation.

Project management with Analytics
Project management with Analytics

Prompt based labeling, model-assisted labeling and active learning based labeling automation that help to get super fast labeling.

Multiple data types support
Multiple data types support

Connect images, videos, pdfs,text or audio to create your project. No need to switch multiple tool for your different project needs.

Power of Meta's SAM within Your Workflow

Labellerr natively integrates the entire Meta Segment Anything evolution from the zero-shot precision of SAM to the real-time video propagation of SAM 2 and the lightning-fast inference of SAM 3.

SAM

Meta's SAM is a foundational "zero-shot" model that segments any object without prior training. Using simple point or box prompts, it instantly generates high-fidelity masks, replacing manual pixel-tracing with automated, real-time boundary detection across any dataset.

SAM 2

SAM 2 upgrades the original by adding a "memory bank" for real-time video. Unlike SAM, which only handled static images, SAM 2 tracks and propagates masks across entire video sequences. This eliminates frame-by-frame effort by maintaining precise labels through movement and occlusions.

SAM 3

SAM 3 is the latest upgrade, optimized for extreme speed and efficiency. While SAM 2 mastered video tracking, SAM 3 introduces "iterative refinement" with a lighter architecture. It captures fine details like hair or mesh with higher precision and lower computational cost, making it the fastest version for real-time, high-accuracy production.

Semantic segmentation

Easily apply semantic segmentation to your video data. Label every pixel in a frame, from key objects to background elements, and ensure your models capture every detail.

Semantic Segmentation
Instance 
segmentation

Identify and label each object instance within a video frame. Capture precise pixel-level boundaries for every unique instance with labellerr's video annotation platform.

Instance Segmentation
Bounding box annotation

Enterprise-grade bounding box annotation tool to easily label objects in your video frames by drawing a simple rectangle.

Bounding Box

Free Data Annotation Workflow Plan

Simplify Your Data Annotation Workflow With Proven Strategies
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FAQ

What is image annotation tool?

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Image annotation tool provide you capability to easily manage image labeling project by bringing human-in-the-loop and design custom workflow to ensure quality annotation on images. It gives the fexibility to chose from different type of annotation tasks like drawing bounding boxes, segmentation, polygon or polyline. Labellerr also provide high level of automation to complete the process 99X faster.

What is the use of image annotation?

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Image annotation is prerequisite to prepare your visual data for model training. It helps algorithm to identify the objects in the images or classify them based on the criteria.

What are the challenges of image annotation?

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Image annotation is very manual and time consuming task which requires multiple steps to ensure the quality. Managing the workforce, quality and speed become huge challenge for AI teams of all sizes. Labellerr helps to tackle these challenges with its Gen-AI based annotation tool.

What are the common type of annotation in medical imaging?

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Medical imaging comes mainly two format -2D and 3D image. Classification, detection and segmentation are the most common type of annotation that requires to build AI model for medical use cases.

What are the key features to look for in an image annotation platform?

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An image annotation platform should support collaboration, model assisted labeling and QC workflow to ensure faster and accurate image labeling.

How do image annotation platforms ensure data security and privacy?

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Labellerr uses best practices of data protection and privacy by implementing pseudonymization, redaction and masking based on PII. Enhanced authentication, IAM (Identity and access management) provided by third party cloud providers ensures data security and privacy.

What image formats are supported for annotation?

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We support all kind of image format.

How can I get assistance if I encounter issues or have questions about the platform?

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By writing us at support@tensormatics.com to get instant remedy to queries (edited)

Power of Meta's SAM within Your Workflow

Labellerr natively integrates the entire Meta Segment Anything evolution from the zero-shot precision of SAM to the real-time video propagation of SAM 2 and the lightning-fast inference of SAM 3.

SAM

Meta's SAM is a foundational "zero-shot" model that segments any object without prior training. Using simple point or box prompts, it instantly generates high-fidelity masks, replacing manual pixel-tracing with automated, real-time boundary detection across any dataset.

SAM 2

SAM 2 upgrades the original by adding a "memory bank" for real-time video. Unlike SAM, which only handled static images, SAM 2 tracks and propagates masks across entire video sequences. This eliminates frame-by-frame effort by maintaining precise labels through movement and occlusions.

SAM 3

SAM 3 is the latest upgrade, optimized for extreme speed and efficiency. While SAM 2 mastered video tracking, SAM 3 introduces "iterative refinement" with a lighter architecture. It captures fine details like hair or mesh with higher precision and lower computational cost, making it the fastest version for real-time, high-accuracy production.

Semantic segmentation

Easily apply semantic segmentation to your video data. Label every pixel in a frame, from key objects to background elements, and ensure your models capture every detail.

Semantic Segmentation
Instance 
segmentation

Identify and label each object instance within a video frame. Capture precise pixel-level boundaries for every unique instance with labellerr's video annotation platform.

Instance Segmentation
Bounding box annotation

Enterprise-grade bounding box annotation tool to easily label objects in your video frames by drawing a simple rectangle.

Bounding Box

What We Provide

Egocentric Human Action Data Collection

First-person (head-mounted or wearable POV) video capture of humans performing real tasks, recorded to support:

  • Fine manipulation tasks
  • Human interaction with objects
  • Complex activities in diverse scenarios

Such first-person views are crucial for embodied AI and robots to learn from human behavior directly, reducing the gap between simulation and real-world perception.

Multi-Modal Robotics Training Data

We support rich sensor and multi-modal data capture including:

  • RGB + Depth (RGB-D) streams
  • Egocentric video + third-person views
  • Object and hand pose annotations
  • Object interaction and action labels
  • Semantic understanding of environment context

This multi-modal data helps your models make sense of what to do, how to do it, and when to do it in real settings.

Fine-Grained Annotation & Semantic Labels

Structured annotations tailored for robotics and embodied AI:

  • Action segment labels
  • Object states and affordances
  • Temporal behavior annotations
  • Fine hand and pose keypoints
  • Task segmentation and intent labels

Every dataset can be delivered in formats ready for training robotics models (e.g., JSON, COCO, custom schemas).

What We Provide

Egocentric Human Action Data Collection

First-person (head-mounted or wearable POV) video capture of humans performing real tasks, recorded to support:

  • Fine manipulation tasks
  • Human interaction with objects
  • Complex activities in diverse scenarios

Such first-person views are crucial for embodied AI and robots to learn from human behavior directly, reducing the gap between simulation and real-world perception.

Multi-Modal Robotics Training Data

We support rich sensor and multi-modal data capture including:

  • RGB + Depth (RGB-D) streams
  • Egocentric video + third-person views
  • Object and hand pose annotations
  • Object interaction and action labels
  • Semantic understanding of environment context

This multi-modal data helps your models make sense of what to do, how to do it, and when to do it in real settings.

Fine-Grained Annotation & Semantic Labels

Structured annotations tailored for robotics and embodied AI:

  • Action segment labels
  • Object states and affordances
  • Temporal behavior annotations
  • Fine hand and pose keypoints
  • Task segmentation and intent labels

Every dataset can be delivered in formats ready for training robotics models (e.g., JSON, COCO, custom schemas).

Video Action Tagging

Tracking actions in a video second by second, showing exactly when each activity starts and ends.

It helps label:

  • Small, precise tasks: Tracking exact moments tools are used.
  • Continuous movements: Grouping actions on a timeline.
  • Complex multi-step jobs: Labeling long tasks with multiple steps.

The AI can look at a live video and instantly name exactly what action a person is doing at that very second.

Keypoint Annotations

Labellerr natively integrates advanced MediaPipe models, combining automated coordinate tracking with custom keypoint attributes to deliver ML-ready datasets for robotics and spatial AI.

Hand Keypoint Annotation

Train Robotics and Egocentric models
What we support:
  • Track movements from wearable POV cameras
  • Convert video pixels into steady coordinates
  • Tag custom attributes to tracked keypoints
Used for:
  • Train egocentric models
  • Supporting smart vision automation datasets
  • Building fine-motor robot finger control

Pose Keypoint Annotation

Train robotics, sports analytics, and body-tracking models
What we support:
  • Track full-body skeletal joint movements.
  • Map complex posture variations and gestures
  • Tag attributes to body joint keypoints.
Used for:
  • Distinguishing body parts for spatial systems
  • Developing sports analytics and tracking software.
  • Building training datasets for industrial automation

Face Mesh & Landmark Annotation

Train emotional analysis and facial expression model
What we support:
  • Track distinct facial mesh landmarks.
  • Map micromovements around eyes and lips
  • Tag custom attributes to facial keypoints
Used for:
  • Verifying identity with secure liveness models
  • Real-time emotional and expression variations
  • Creating animation assets for virtual avatars
Semantic segmentation

Easily apply semantic segmentation to your video data. Label every pixel in a frame, from key objects to background elements, and ensure your models capture every detail.

Semantic Segmentation
Instance 
segmentation

Identify and label each object instance within a video frame. Capture precise pixel-level boundaries for every unique instance with labellerr's video annotation platform.

Instance Segmentation
Bounding box annotation

Enterprise-grade bounding box annotation tool to easily label objects in your video frames by drawing a simple rectangle.

Bounding Box

Seamless SDK Integration

Install and Authenticate in Seconds

Install and Authenticate in Seconds

Get started by installing the Labellerr Python library. Securely connect your local environment or pipeline using your unique API Key and Secret to begin programmatically managing your datasets.

Project Creation via SDK

Launch and configure your labeling workflows with a single script. Our interface allows you to programmatically define project types and data sources, ensuring a repeatable, automated pipeline from the very first command.

Project Creation via SDK
Upload Pre-Annotations in your Project

Upload Pre-Annotations in your Project

Leverage your previous work by uploading pre-annotations directly through the SDK. Pair existing labels with raw cloud or local assets in a single command, eliminating manual rework and accelerating your pipeline.

Automate with Model-Assisted Labeling

Move beyond the UI. Call your custom models or leverage integrated foundation models like SAM 3 directly through the SDK to generate pre-annotations, verify labels, and manage task assignments at scale.

Automate with Model-Assisted Labeling
Export Output directly in your Pipeline

Export Output directly in your Pipeline

Seamlessly pull annotated datasets into your training environment. Export in standardized formats like JSON, COCO, or YOLO with one line of code, ensuring your models are always fueled by the latest ground-truth data.

Build Vision/NLP/LLM Model Faster With 75% Less Cost

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