Humans in the Loop
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Tracked since 2026
The Bottom Line
- Price
- Paid plans only. Compare plans
Key facts
- Ethical data annotation and AI training data services with 99% accuracy
- Social enterprise employing displaced persons across Europe and the Middle East
- Serves 100+ AI teams; refuses military/defense projects
Pros
- 99% data accuracy backed by rigorous quality processes
- Ethical and social impact, employs displaced persons and underserved communities
- Refuses military/defense projects, ensuring responsible AI development
- Foundation provides free upskilling courses to workers and communities
Cons
- Custom pricing requires engagement with sales team
- May have longer lead times than automated annotation tools
- Focused on services rather than self-serve annotation platform
What is Humans in the Loop?
Humans in the Loop is a social enterprise providing ethical data annotation, dataset collection, and AI model validation services for machine learning teams. Operating in conflict-affected regions across Europe and the Middle East, it employs displaced persons and underserved communities to perform high-quality data labeling while supporting their livelihoods. The company serves over 100 leading AI teams with 99% data accuracy, covering image annotation, text classification, NER, audio transcription, and video labeling. As an ethical AI pioneer, it refuses military/defense projects and maintains strict data privacy standards. Its Foundation provides free upskilling courses in data labeling, English, and IT.
Available on: Web
Data compiled by Toolradar Pricing checked · How we evaluate
Source humansintheloop.tech Key Features
- Image annotation including bounding boxes, segmentation, and keypoints
- Text classification, NER, and sentiment labeling
- Audio transcription and speech annotation
- Video labeling and frame-by-frame annotation
- Dataset collection and curation services
- AI model validation and edge case handling
- Quality assurance with 99% data accuracy guarantee
- Ethical sourcing with displaced and underserved workforce
Pricing
Paid
Humans in the Loop offers paid plans. Visit their website for current pricing details.
Is Humans in the Loop worth the price?
Good value
However, the comprehensive features like 99% accuracy and ethical workforce suggest a premium service.
This model is best for organizations with unique, complex data annotation needs that prioritize quality and ethical sourcing over standardized, off-the-shelf solutions.
Humans in the Loop by the numbers
| Metric | Humans in the Loop | Peer median | Position (1 is best) |
|---|---|---|---|
| Free plan | No | 69% have one | n/a |
| Integrations listed | 3 | 3 | #18 of 36 (joint) tools with at least one integration recorded |
Each position is counted among the tools that have data for that row, as noted under it. All Transcription data · How we compute this. Advertising and placement fees are not inputs to any position.
Cite this: Toolradar, “Humans in the Loop by the numbers”, Nov 2026.
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Humans in the Loop FAQ
How does Humans in the Loop ensure high data quality for AI models?
Humans in the Loop achieves 99% data accuracy through rigorous quality processes. It provides ethical data annotation, dataset collection, and AI model validation services for machine learning teams, covering various data types.
Which teams would benefit most from using Humans in the Loop's services?
Machine learning teams that require high-quality, ethically sourced data annotation and validation services would benefit from Humans in the Loop. It is suitable for organizations prioritizing responsible AI development and social impact.
How is Humans in the Loop priced?
Humans in the Loop operates on a custom pricing model. Prospective clients need to engage with the sales team to discuss their specific project requirements and receive a tailored quote.
What kind of data annotation tasks can Humans in the Loop handle?
Humans in the Loop can handle a wide range of data annotation tasks, including image annotation, text classification, Named Entity Recognition (NER), audio transcription, and video labeling. These services support various AI development needs.
Can Humans in the Loop assist with data collection for new AI projects?
Yes, Humans in the Loop offers dataset collection services in addition to data annotation and AI model validation. This allows teams to acquire relevant and high-quality data for their machine learning initiatives.
What are the primary trade-offs when considering Humans in the Loop compared to automated solutions?
Humans in the Loop focuses on providing services rather than a self-serve annotation platform, which means it may have longer lead times compared to fully automated annotation tools. Its custom pricing also requires direct engagement with a sales team.
How does Humans in the Loop's approach differ from a tool like LangChain?
Humans in the Loop provides human-powered data annotation, collection, and validation services, focusing on ethical data sourcing and high accuracy. In contrast, LangChain is a framework designed for developing applications powered by large language models, offering tools for orchestration rather than data labeling.
Source: humansintheloop.tech