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Head-to-head · AI Data Labeling Tools

CVAT vs Kili Technology

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score CVAT #2 in AI Data Labeling Tools 9.2/10 Free plan Free plan✓ 2 of 4 features Visit CVAT
Kili Technology #6 in AI Data Labeling Tools 8.6/10 Pricing on request · 14-day trial Free trial✓ 2 of 4 features Try Kili Technology

CVAT leads on 1 check, Kili Technology on 0, and 2 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreCVAT · 9.2/10
  • Free planonly CVAT
  • Free trialonly Kili Technology

CVAT scores higher on our rubric for ai data labeling tools: 9.2 against 8.6 out of 10; our editors rank them #2 and #6.

CVAT offers free plan; Kili Technology doesn't.

CVAT is the better fit for computer-vision teams needing deep annotation. Kili Technology is the better fit for teams needing structured review and consensus.

  • CVAT fits best

    Computer-vision teams needing deep annotation

  • Kili Technology fits best

    Teams needing structured review and consensus

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature CVAT 9.2/10 Visit ↗ Kili Technology 8.6/10 Visit ↗
At a glance
Editor score 9.2 8.6
Ranking #2 in AI Data Labeling Tools #6 in AI Data Labeling Tools
Best for Computer-vision teams needing deep annotation Teams needing structured review and consensus
Pricing model Free plan + paid Paid
Starting price $23/mo —
Free plan ✓ (best) —
Free trial — 14 days
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web Web
Support Community, Docs Docs
Compliance GDPR, SSO/SAML SOC 2, ISO 27001, HIPAA, SSO/SAML
Integrations 5 integrations 3 integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features CVAT 2/4 · Kili Technology 2/4
Model-assisted labeling ✓ ✓
Human review workflows Not checked yet Not checked yet
Custom ontologies Not checked yet Not checked yet
API access ✓ ✓
Specs
Supported modalities Not checked yet Not checked yet
Deployment options Not checked yet Not checked yet
Our review
Pros
  • Supports image, video, and 3D annotation with extensive shape tools
  • AI-assisted detection, segmentation, and tracking workflows
  • Open-source self-hosting with REST API, Python SDK, and CLI
  • Supports image, video, text, PDF, and geospatial annotation
  • Multi-step review workflows with consensus scoring
  • Python SDK, GraphQL API, and major cloud storage integrations
Cons
  • Free plan is limited to 1–2 members
  • Enterprise deployment costs $12,000 per year
  • Broad feature coverage may exceed simple labeling needs
  • Paid plans require contact with sales
  • No ongoing free plan is listed
  • The broad feature set may exceed narrow labeling needs
Our verdict

CVAT is a visual data annotation platform for teams creating computer-vision training datasets from images, video, and 3D data. It supports rectangles, polygons, polylines, points, ellipses, cuboids, skeletons, tags, and brush tools, along…

Read the review →

Kili Technology is a collaborative data-labeling platform for teams creating training datasets for AI and machine-learning models. It supports image, video, text, PDF, and geospatial annotation, including bounding boxes, polygons, semantic…

Read the review →
  1. CVATAI Data Labeling Tools 9.2Free plan
  2. Kili TechnologyAI Data Labeling Tools 8.6Pricing on request · 14-day trial

Strengths and trade-offs

  • CVAT — where it wins

    • Supports image, video, and 3D annotation with extensive shape tools
    • AI-assisted detection, segmentation, and tracking workflows
    • Open-source self-hosting with REST API, Python SDK, and CLI

    Where it doesn't

    • Free plan is limited to 1–2 members
    • Enterprise deployment costs $12,000 per year
    • Broad feature coverage may exceed simple labeling needs
  • Kili Technology — where it wins

    • Supports image, video, text, PDF, and geospatial annotation
    • Multi-step review workflows with consensus scoring
    • Python SDK, GraphQL API, and major cloud storage integrations

    Where it doesn't

    • Paid plans require contact with sales
    • No ongoing free plan is listed
    • The broad feature set may exceed narrow labeling needs
  • CVAT9.2/10 · Free plan

    A broad annotation toolkit with free access, AI assistance, collaboration, and self-hosting.

    Visit CVATFull verdict →
  • Kili Technology8.6/10 · Pricing on request · 14-day trial

    A broad labeling workspace with strong review controls and programmatic access.

    Try Kili TechnologyFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update