Our Services

Enabling AI Innovation Through Human-Guided Data

We deliver comprehensive human-in-the-loop AI data annotation and model training services across vision, language, audio, and code domains.

Core Services

What we deliver for LLM labs, research teams & AI deployments

Conversational AI

Labeling dialogues for tone, intent, and clarity to improve chatbot and virtual assistant performance.

  • Intent classification
  • Sentiment analysis
  • Dialogue quality assessment

LLMs & GenAI

Ranking and refining model outputs via human feedback (RLHF/SFT) for better AI performance.

  • RLHF implementation
  • Supervised fine-tuning
  • Output ranking & evaluation

Vision AI

Bounding boxes, segmentation, and object classification in images for computer vision models.

  • Object detection
  • Image segmentation
  • Classification & tagging

Code Models

Evaluating code snippets across multiple programming languages for AI coding assistants.

  • Code quality assessment
  • Multi-language support
  • Preference ranking

Speech Models

Transcription with human QC for accents, pauses, and tonal shifts in speech recognition.

  • High-accuracy transcription
  • Accent & dialect handling
  • Emotion & tone analysis

Data Annotation

Clean, labeled, human-verified training data across all modalities and domains.

  • Multi-modal annotation
  • Quality assurance
  • Custom workflows

How Helium16 Supports AI/ML Teams

We integrate seamlessly into your AI development workflow, from initial model design to production deployment.

1

Idea & Model Design

Client builds model architecture

2

Data Annotation

We provide clean, labeled, human-verified training data

3

Model Training & Fine-Tuning

Client uses our data to train / reinforce learning

4

Evaluation with Human Feedback

We rank outputs, flag bias/errors, improve response accuracy

5

Production Launch

Client deploys AI with more confidence, explainability, and safety

Sample Projects

Real-world examples of how we've helped clients across different domains

Computer Vision - SAR AI

Satellite imagery analysis and annotation

  • • Multimodal annotation fine-tuning
  • • High resolution satellite images inventory
  • • Trainer evaluation onboarding

Speech AI - Voice Engine Labs

Series A startup - Speech data annotation

  • • 3000+ hours of speech data annotation
  • • 9 rare Indic languages coverage
  • • Combined ASR output with expert human correction

TTS/STT - Harvest Luxury

Real estate AI calling and workflow

  • • Annotated 5000 files of speech data
  • • TTS/STT models for emotion and tonality
  • • Agentic AI calling with human data integration

Code AI - SuperAnnotate Inc.

Multi-language code evaluation

  • • Annotated 100+ data points across 20+ coding languages
  • • 280+ hours of code evaluation
  • • Preference ranking and quality assessment

LLM Labs & GenAI

Stealth companies under NDA

  • • Multiple POCs with LLM laboratories
  • • Stealth GenAI companies
  • • Confidential projects under NDA

Custom Solutions

Tailored annotation workflows

  • • Domain-specific annotation pipelines
  • • Custom quality assurance workflows
  • • Specialized expert recruitment

Why Clients Choose Helium16

Scalable Workforce

10,000+ vetted annotators across domains

Human-Centric Design

Quality over quantity, with explainability

Domain Expertise

From GenAI to speech to avatar realism

End-to-End Infrastructure

Custom tools, dashboards, audits

Ready to Accelerate Your AI Development?

Let's discuss how Helium16 can provide the human-guided data and model workflows your AI project needs.