CVAT

CVAT is a visual and audio data annotation platform for image, video, 3D, and audio datasets, available as cloud, open-source self-hosted, and enterprise products.

8.3/10 TechZella Score
Visit Website ↗
6 key claims verifiedOur editorial team checked this profile against company information, pricing information, vendor documentation. Supported by 6 documented sources.
Editorial overview

Aggregated Overview

Feature breadth is supported by documentation for multiple data types, annotation modes, APIs, and deployment options. G2 reviews are positive overall, but review themes and editorial scores are not independent performance tests.

This profile combines documented product information and independent evidence where available. It is not a hands-on test unless TechZella explicitly identifies one.

Overview

CVAT is an annotation platform that helps teams label datasets for computer-vision and related AI workflows. It supports images, video, audio, and 3D data, with manual tools, review workflows, and model-assisted annotation.

Users can choose CVAT Online, self-host the open-source Community edition, or discuss Enterprise deployment for on-premises and private-cloud environments. Its APIs and developer tools support programmatic task and dataset workflows.

Decision guide

CVAT Decision Snapshot

A quick way to understand who this product may suit, where its limits matter, and which facts are most relevant before you compare alternatives.

Best suited to

Computer-vision teams and researchers labeling image, video, or 3D datasets who need annotation workflows, model-assisted tools, APIs, and a choice between hosted and self-managed deployments.

Look elsewhere if

Teams wanting a turnkey labeling-only tool may find self-hosting operationally demanding; CVAT Community installation requires Docker-based setup and administration, and should evaluate alternatives such as Label Studio or Roboflow instead.

Platforms

AWS, Docker, Linux, SaaS, Web

TechZella assessment

8.3/10

Decision context

CVAT — What Sets It Apart?

These are the product-specific differences that may matter when deciding whether the software fits your workflow. They are based on documented evidence rather than a universal ranking.

  • Supports annotation workflows for images, video, 3D, and audio within one product family.
  • Offers open-source Community deployment alongside hosted plans and a separately supported Enterprise offering.
  • Provides a REST API, Python SDK, and CLI, with documented cloud-storage and model ecosystem connections.
Editorial assessment

CVAT Pros & Cons

Pros

  • Covers image, video, audio, and 3D annotation in the product family.
  • Offers hosted and self-managed options, including Enterprise on-premises deployment.
  • Provides a REST API, Python SDK, and CLI for automation.
  • Documents connections to major object-storage providers and model or dataset tools.

Cons

  • The hosted Free plan imposes project, task, storage, and AI-call quotas.
  • Community self-hosting requires users to configure and maintain the deployment.
  • The developer documentation cautions that API, SDK, and CLI versions may be incompatible when major and minor versions differ.
Operational limits

CVAT Gotchas & Operational Limits

These are documented constraints or practical friction points that may matter before you adopt the product.

The free hosted plan limits projects, tasks, storage, cloud-storage connections, and AI-agent calls.

Teams should compare their expected workload with the current quota table before moving a production dataset into the free workspace.

Evidence source ↗

CVAT's API, SDK, and CLI are documented as version-compatible when their major and minor versions match.

Automation owners should coordinate client upgrades with server upgrades to reduce incompatibility risk.

Evidence source ↗
Plans & pricing

CVAT Pricing & Plans

Free

$0
month

Hosted plan with 1 project, 3 tasks, 1 GB internal storage, and other published usage limits.

Check current pricing →

CVAT Enterprise

Quote-based

Commercial supported edition for on-premises or private-cloud deployments.

Check current pricing →

Pricing may change. Verify current plans on the vendor's website.

Cost context

Total Cost & Hidden Costs

Additional costs or implementation requirements that are documented in the available evidence.

Implementation and onboarding

Hosted users can start through the web service. Community deployment requires Docker and Docker Compose setup, initial administration, and configuration; CVAT does not publish a standard onboarding-time estimate.

Evidence source ↗

Hosting and infrastructure

Hosting is included with CVAT Online subscriptions. Self-hosted Community and Enterprise deployments use the customer's own infrastructure; the public documentation does not give a universal infrastructure cost.

Evidence source ↗

Quotas and additional charges

The online pricing table publishes plan quotas and seat rates. It does not specify a general overage fee schedule; Enterprise pricing is handled separately, so buyers should confirm any custom scope and support charges with sales.

Evidence source ↗
Compare options

CVAT Competitors & Alternatives

Compare similar products directly, then see which alternatives may make more sense when your requirements differ.

At a glance

Artificial Intelligence Software
CVAT compared with Label Studio, Roboflow
Decision factorCVATLabel StudioRoboflow
Pricing modelCVAT Online has a $0 Free plan and Solo pricing from $23 per user monthly when billed annually.Label Studio documents an open-source Community Edition plus paid Starter Cloud and Enterprise editions. Source ↗Roboflow lists a $0 Free Tier and a Core plan starting at $39 per month, with credit-based usage. Source ↗
Deployment modelCVAT offers hosted Online, open-source Community self-hosting, and Enterprise on-premises or private-cloud deployment.Label Studio offers a self-managed Community Edition and paid cloud editions. Source ↗Roboflow combines a hosted platform with self-hosted inference options. Source ↗
Data annotation scopeCVAT documents annotation for image, video, audio, and 3D data.Label Studio supports browser-based labeling of reference data and offers multiple task templates and editions. Source ↗Not documented
Product scopeCVAT focuses on dataset annotation, quality workflows, and annotation integrations.Not documentedRoboflow pricing covers labeling as part of a broader platform for model training, inference, and deployment. Source ↗

Only factors supported by the available research are shown. The comparison is descriptive, not a ranking.

Direct competitors

These products address broadly similar requirements. The descriptions focus on documented reasons a buyer might compare them with CVAT.

Capabilities

CVAT Features

Annotation

  • Image, video, audio, and 3D annotation
  • Rectangles, polygons, polylines, points, cuboids, skeletons, and brush masks
  • Video and 3D object tracking

AI assistance

  • Visual prompts for supported models
  • Automatic labeling and tracking tools
  • Custom model connections through CVAT AI Agents

Data and integrations

  • Amazon S3, Azure Blob Storage, Backblaze B2, and Google Cloud Storage connections
  • REST API, Python SDK, and CLI
  • Documented connections with FiftyOne, Human Protocol, Hugging Face, and Roboflow

Quality and collaboration

  • Manual review and validation workflows
  • Ground truth and honeypot jobs
  • Team collaboration and analytics on supported plans
Visual preview

Demo & Screenshots

Product details

CVAT Specifications

Data typesImage, video, audio, and 3D
Deployment optionsHosted SaaS, self-hosted Community, Enterprise on-premises or private cloud
APIREST API, Python SDK, CLI
Supported cloud storageAmazon S3, Azure Blob Storage, Backblaze B2, Google Cloud Storage
Community licenseMIT
Self-hosting requirementDocker and Docker Compose; official installation guide covers Ubuntu
Deployment

Deployment & System Footprint

Verified installation, hosting, administration, or environment details that can affect implementation.

HostedCVAT Online provides Free, Solo, and Team subscriptions through a web application. Source ↗
Self-managedCVAT Community installation uses Docker Compose; Enterprise can be deployed on-premises or in a private cloud. Source ↗
Exit planning

Migration & Lock-In

Documented portability, standards, export, or switching considerations. No switching-cost score is shown unless the evidence supports one.

Dataset export

The pricing page distinguishes annotation-only exports on Free from exports containing annotations and images on paid Solo plans; documentation describes numerous computer-vision dataset formats.

Evidence source ↗
Our evidence-based assessment

TechZella Score

A proprietary editorial score based on product capabilities, usability, value, performance, support and user sentiment evidence.

8.3/10Moderate confidence
Features8.8
Ease of Use7.5
Value for Money8.5
Performance8.0
Support7.5
User Sentiment8.5

Feature breadth is supported by documentation for multiple data types, annotation modes, APIs, and deployment options. G2 reviews are positive overall, but review themes and editorial scores are not independent performance tests.

Methodology v1.0. The assessment weighs feature coverage (25%), ease of use (15%), value for money (20%), performance (15%), support (10%) and user sentiment (15%), using researched product evidence and verified review evidence where available. It is a TechZella editorial assessment, not a direct user-review average.

Editorial transparency

Our Review Methodology

Key claims are linked to the sources used to verify them. This evidence record is separate from third-party user ratings.

TechZella evaluates software using documented product capabilities, pricing information, usability and value considerations, independent user evidence where available, and competitive context. The assessment is an editorial review, not a hands-on test unless one is explicitly identified. Our editorial assessment is based on 6 documented sources.

What TechZella adds
  • Supports annotation workflows for images, video, 3D, and audio within one product family.
  • Offers open-source Community deployment alongside hosted plans and a separately supported Enterprise offering.
  • Provides a REST API, Python SDK, and CLI, with documented cloud-storage and model ecosystem connections.
Important limitations
  • The free CVAT Online plan has capped projects, tasks, internal storage, cloud-storage connections, and AI calls.
  • Community self-hosting requires users to operate the Docker-based application and its supporting services.
  • The API, SDK, and CLI documentation warns that their major and minor versions should match.
Evidence-backed claims
CVAT began as an internal Intel tool in 2017 and became open source in 2018.

CVAT's company history states its origin and release milestones.

View source ↗Verified 2026-11-12
CVAT supports image, video, audio, and 3D annotation workflows.

The product overview documents manual annotation for these data types.

View source ↗Verified 2026-11-12
CVAT provides a REST API, Python SDK, and command-line tool.

The developer documentation lists these three integration layers.

View source ↗Verified 2026-11-12
CVAT Online's Free plan has usage limits, including 1 GB internal storage, one project, and three tasks.

The current online pricing comparison lists these Free-plan allowances.

View source ↗Verified 2026-11-12
CVAT Community is distributed under the MIT License.

The project's public GitHub repository and license information identify the Community edition's MIT license.

View source ↗Verified 2026-11-12
CVAT connects to Amazon S3, Azure Blob Storage, Backblaze B2, and Google Cloud Storage.

The cloud-storage guide lists supported providers for dataset import and export.

View source ↗Verified 2026-11-12
Independent review sources

CVAT Ratings & Reviews

Ratings are published by the respective review platforms and may change over time.

Common questions

CVAT FAQs

Answers begin with the clearest available response, followed by the context that helps you act on it.

Does CVAT have a free plan?
Yes. CVAT Online lists a $0 Free plan with limits on projects, tasks, storage, and other usage. CVAT Community is also available as open-source software for self-hosting.
Does CVAT offer a free trial?
CVAT's public pages describe a Free plan, not a time-limited trial.
Can CVAT be self-hosted?
Yes. CVAT Community can be installed using Docker Compose, and CVAT Enterprise supports on-premises or private-cloud deployment.
Which cloud storage services can CVAT connect to?
Documentation lists Amazon S3, Azure Blob Storage, Backblaze B2, and Google Cloud Storage.
Does CVAT provide an API?
Yes. CVAT documents a REST API, a Python SDK, and a command-line tool.
Community feedback

Reviews

No reviews yet. Be the first to share your experience.

Write a Review
Directory

Recently added Artificial Intelligence Software