sigma.ai: High-Quality, Ethical, and Secure AI Training Data at Scale

sigma.ai is a global leader in human-powered data annotation for Generative AI and Large Language Models (LLMs), offering precision-driven services across text, audio, image, and video data. With a flexible workforce of 25,000 experts spanning 600+ languages and dialects, the company delivers up to 99.99% accuracy through a human-in-the-loop approach, ensuring balanced, bias-free, and ethically sourced training data. Its secure, certified facilities—compliant with GDPR, SOC2 Type 2, and ISO27001—protect sensitive information with robust physical and digital safeguards, including role-based access, isolated systems, and mandatory security training. sigma.ai supports complex AI projects through customizable annotation platforms, data strategy consulting, synthetic data augmentation, and specialized services like toxicity and fairness evaluation, content generation, and instruction dataset creation. Backed by over 30 years of experience and aligned with sustainability goals through its ESG initiatives, sigma.ai empowers organizations to build responsible, high-performance AI systems.

Key Features:

• High-Accuracy Data Annotation: Up to 99.99% accuracy for complex and ambiguous tasks.
• Multimodal Data Support: Annotation for text, audio, image, video, and speech data.
• Global Multilingual Workforce: 25,000 professionals covering 600+ languages and dialects.
• Human-in-the-Loop for LLMs: Expert-driven validation and refinement of AI outputs.
• Secure Data Facilities: 24/7 monitored, physically secured centers with strict access controls.
• Customizable Annotation Platform: Tailored tools or integrations with client systems.
• Data Strategy & Consulting: Guidance on annotation guidelines, data quality, tool selection, and bias mitigation.
• Synthetic Data Augmentation: For text, speech, and images to enhance dataset diversity and scale.
• Ethical AI & Bias Evaluation: Includes toxicity, fairness, and bias testing for responsible AI development.
• Comprehensive AI Services: Transcription, translation, transcreation, localization, content review, summarization, and creative content writing.
• Instruction & Benchmark Datasets: For evaluating and improving AI model performance.
• Pixel-Perfect Image Annotation: 1-pixel tolerance for product recognition and detailed visual tasks.
• Regulatory Compliance: Fully compliant with GDPR, California’s Privacy Rights Act, SOC2 Type 2, and ISO27001.
• Sustainable & Inclusive Practices: ESG commitments, carbon neutrality goals, impact sourcing, and diversity initiatives.
• Enterprise-Grade Security: Secure computers with blocked ports, disabled printing, and role-based access.
• Regular Security Audits: Conducted via penetration testing and third-party reviews.
• Long-Term Partnerships with Tech Giants: Trusted by 4 out of 5 global tech leaders.
• Open Resources: Case studies, whitepapers, blog posts, and open datasets available for public use.

Pricing: sigma.ai offers flexible pricing models based on client needs, including both hourly and unit-based pricing. Costs decrease with larger data volumes and higher task quantities due to improved efficiency and workflow reuse, making it a scalable solution for enterprises and startups alike.

Conclusion: sigma.ai stands out as a trusted, secure, and ethically driven partner for organizations developing next-generation AI, combining human expertise, technological rigor, and sustainability to deliver exceptional training data at scale.