Sama review: the computer-vision training data company with impact sourcing
Answer in brief: Sama has delivered managed, human-verified data annotation, validation and model evaluation since 2008, through Sama Curate, Sama Annotate, Sama Validate and Sama GenAI. It focuses on computer vision, multimodal and sensor data. Sama reports a 99% first-batch acceptance rate and an average customer tenure of 8 years (company claims), and it is a recertified B Corp. This is independent research; we did not test Sama hands-on.
Top pick for: production computer-vision programs in automotive, retail, agriculture and robotics, and buyers who value impact sourcing. Visit Sama →
Where Sama sits in the directory
Category: human data, as managed annotation and validation.
What it does for AI training data
- Data annotation: expert-led labeling of vision, multimodal and sensor data.
- Data validation: catches errors early to reduce rework.
- Model evaluation: scores real-world performance to guide retraining.
- Professional services fitted to your model architecture and production constraints.
- Process: an annotation strategy, detailed labeling guides and continuous calibration as the data changes.
Who it fits
Teams shipping vision models into production: ADAS and autonomous vehicles, retail and e-commerce, agriculture, consumer media, robotics and manufacturing.
Why buyers pick Sama
- Quality track record. Sama reports a 99% first-batch acceptance rate.
- Named results. Walmart: product images and attributes annotated across 2.5M+ SKUs. Volumental: 97.8% accuracy in shoe sizing. PolyPerception: waste-object labeling at 99% quality.
- Customer voices. Its site quotes leaders at Getty Images and Continental.
- Impact. As a B Corp, Sama says it has built careers for over 15,000 associates.
Honest drawbacks
- Less emphasis on frontier-LLM reasoning data and RL environments than the expert-network leaders.
- No current revenue or scale figures are public.
- The headline quality numbers are company claims.
Pricing
Custom. Scope, timelines and pricing are discussed on an expert call.
Best alternatives to Sama
- iMerit: medical, LiDAR and sensor-fusion specialists.
- Appen: image and video collection plus licensed datasets.
- Scale AI: computer vision alongside LLM data.
Robotics buyers can compare more suppliers at roboticsdatacompanies.com.
Sama FAQ
Is Sama a B Corp?
Yes. Sama announced its B Corp recertification alongside its 2024 impact report.
What does Sama annotate?
Computer vision, multimodal and sensor data, plus validation and model evaluation.
How long has Sama operated?
Since 2008.