What is Label Studio?
A freely available platform for labeling multiple data types including images, video, audio, and text. Supports local self-hosting and cloud deployment with integration to machine learning pipelines and models.
Label Studio pricing
We don't have Label Studio's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
Open source. Cloud edition available with free trial.
What Label Studio does
The capabilities that matter for data labeling, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Model assisted labeling
- ✓
- Programmatic labeling
- ✓
- Rlhf preference data
- ✓
- On prem private cloud
- ✓
- Open source
- ✓
- SOC2
- -
Platform & deployment
Independently observed- Web
- Cloud / SaaS
- On-premise
- Self-hosted
Integrations (17)
Independently observed- Azure Blob Storage
- Google Cloud Storage
- AWS S3
- Redis
- OpenAI
- Google Vertex AI
- Docling
- Tesseract
- Unstructured.io
- Nvidia NeMo
- Chainlit
- LangChain
- Kubernetes
- Terraform
- Grounding DINO
- Braintrust
- IBM watsonx→
Label Studio FAQ
Common questions about Label Studio, answered from independent, dated evidence.
What is Label Studio?
A flexible system for labeling different data types and evaluating AI performance through human-in-the-loop workflows. Integrates with cloud storage, ML frameworks, and infrastructure via APIs and SDKs. It is indexed under Data Labeling.
Source: https://labelstud.io
Is Label Studio free?
Label Studio offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.
Source: https://labelstud.io
What platforms does Label Studio support?
Label Studio supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://labelstud.io
Can Label Studio be self-hosted?
Yes. Label Studio can be deployed cloud / SaaS, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://labelstud.io
What does Label Studio integrate with?
We have confirmed 17 integrations for Label Studio, including Azure Blob Storage, Google Cloud Storage, AWS S3, Redis, OpenAI, Google Vertex AI, Docling and Tesseract, plus 9 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.
Source: https://labelstud.io
Label Studio alternatives
Other data labeling we track, ranked by the same independent score.
- Amazon SageMaker Ground Truthmedium · 71%
- iMeritPlatform for AI training data preparation and model evaluationlow · 26%
- Kili TechnologyA collaborative platform for building and managing high-quality training datasets with AI assistancemedium · 73%
- Scale AIEvaluation infrastructure and benchmarking tools for AI modelslow · 45%
- SuperviselyA collaborative data annotation platform for computer vision and machine learning with AI-assisted labeling.medium · 74%
- AppenCurated human-annotated datasets and AI evaluation services for developing advanced AI systemslow · 39%
Compare Label Studio
Side by side against other data labeling, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Label Studio, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Capabilities | 75 | 0.08 | 6.0 | ✓ |
| Integrations | 9 | 0.05 | 0.5 | ✓ |
| Stars | 0 | 0.05 | 0.0 | - |
| Dependent projects | 0 | 0.05 | 0.0 | - |
| Development activity | 0 | 0.14 | 0.0 | - |
| Release cadence | 0 | 0.08 | 0.0 | - |
| Security posture | 0 | 0.12 | 0.0 | - |
| Package downloads | 0 | 0.04 | 0.0 | - |
| Security score | 0 | 0.05 | 0.0 | - |
| Developer Q&A activity | 0 | 0.14 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 5 items | mediumsource · 2026-09-10 · 60% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Open source, Rlhf preference data, On prem private cloud, Programmatic labeling, Model assisted labeling | mediumsource · 2026-09-24 · 60% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 1 | mediumsource · 2026-09-24 · 60% |
Pricing
Is Label Studio the right choice for you?
Tell us the job, the constraints and what you weigh most, and we will rank Label Studio against the rest of the data labeling we index, using the same dated evidence weighted your way.
Free to run, no account needed to start. How the evaluation works
Is this your product?
This profile was built from public sources without asking you. You can take the badge below and use it anywhere, and you can claim the profile to correct anything we got wrong. Both are free, and neither moves Label Studio up or down: nobody can buy rank here, including you.
Take the badge
Live, always current, and free to use on your own site. It shows Label Studio's independent score and links back to this profile.
<a href="https://www.vioscale.ai/software/label-studio" target="_blank" rel="noopener">
<img src="https://www.vioscale.ai/badge/software/label-studio.svg" alt="Label Studio, verified on vioscaleAI" width="330" height="76" loading="lazy" />
</a>Markdown, for a README →
[](https://www.vioscale.ai/software/label-studio)Claim the profile
Verify you control the domain, then point us at the pages that state the facts about Label Studio and add your own description and media. Free, and it does not change the score.
- Correct anything wrong, with evidence
- Point our crawler at the pages that matter
- Write your own description and add media
Not the owner? How vendor profiles work