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Precision Labelling Solutions

Expert AI Training Data Guaranteed

Get expert-led human intelligence to accelerate your AI to production.

150+ enterprise teams trust us for AI data
AI Annotation
0M+
Labels Delivered
Accuracy Rate
99.2% IAA Guaranteed
Annotation Types
Bounding Box
Segmentation
3D Cuboid
0M+
Labels Delivered
0.2%
Accuracy Rate
0+
Vetted Annotators
0+
Enterprise Clients
0h
Avg. Onboarding
Data Annotation Services Advanced Video Annotation Precise Image Annotation RLHF Solutions LLM Training Data Bounding Box 3D Cuboid Annotation Semantic Segmentation AI Data Labeling Expert Annotation Teams Data Annotation Services Advanced Video Annotation Precise Image Annotation RLHF Solutions LLM Training Data Bounding Box 3D Cuboid Annotation Semantic Segmentation AI Data Labeling Expert Annotation Teams
Expert team
QA
0M+
Images Labelled
High Quality Data At Scale

Mission‑Critical
AI Data.

Trusted by leading model innovators for domain expertise and consistently high quality, FORMALS AI delivers expert-driven data solutions powering the world's most advanced AI — from foundation models to autonomous systems and medical AI.

Actively manage experts — global SMEs for GenAI, RLHF, multimodal SFT & alignment
Domain knowledge — Computer Vision, Audio, LiDAR & Sensor Fusion with guaranteed quality
Full pipeline orchestration — workflow design, automation, annotation & real-time analytics
Vision Global Team
300+
Employees
25
Years Experience
1B+
Data Points / Year
Who We Are

About Us

Vision Global (the parent company of Formals) a leading Data and Back-office annotation specialist headquartered in Coimbatore, India — with over 25 years of industry experience in data processing, now exclusively focused on AI training data, and a team of 300+ highly skilled data professionals. Our clients across North America, the UK, and Europe trust us to deliver high-volume, high-accuracy processing at scale.

99%
Accuracy Benchmark
25 Yrs
Industry Experience
300+
Skilled Professionals
3 Regions
North America · UK · Europe
Scalable workforce — handle large-scale annotation across images, videos, text, and audio for global AI datasets.
Domain expertise — bounding boxes, segmentation, classification, tagging and RLHF for high-quality AI training data.
Loyalty-driven culture — dedicated annotation teams ensuring consistency, accuracy, and long-term client trust.
Built For AI Builders

Annotation Fuel for
AI That Scales.

We're the data engine behind AI/ML startups, computer vision platforms, and autonomous robotics companies — the ecosystem builders shipping real products. If you're building a vision model, training a voice AI, or scaling an autonomous system, we're your annotation partner.

01
🖼️

Image Annotation

Bounding boxes, polygons, keypoints, and segmentation at scale. Ideal for computer vision startups and SaaS AI tools that need consistent, high-volume labelling without building an in-house team.

02
🎬

Video Annotation

Frame-by-frame tracking, action labels, and temporal annotations. Built for robotics companies and Tier 2/3 AV suppliers who need reliable perception data without Waymo's price tag.

03
🤖

RLHF & LLM Annotation

Human preference collection, response ranking, and alignment datasets. The backbone of every AI-powered SaaS product tuning its language model for real-world performance.

04
🎙️

Audio & Speech Annotation

The Voice AI market is exploding — and every STT model, voice assistant, and accent-aware AI needs expert-labelled audio. We deliver speech transcription, speaker diarisation, emotion tagging, and accent coverage across 40+ languages. Whether you're building a call-centre AI, a medical dictation tool, or a multilingual voice product, our annotators bring the linguistic precision your model needs.

05
📝

Text & NLP Annotation

Entity recognition, sentiment tagging, and intent classification across multilingual datasets — essential for AI-powered SaaS tools that need structured NLP training data fast.

06
📡

LiDAR & 3D Annotation

Point cloud labeling, cuboids, and sensor fusion annotation. Directly targeting the autonomous robotics and AV supplier ecosystem — where spatial accuracy directly determines safety outcomes.

07
🏥

Medical Data Annotation

Radiology, pathology, and clinical NLP annotation with HIPAA-compliant workflows. For HealthTech startups building diagnostic AI that has to be right every time.

08
🧪

Synthetic Data Validation

Synthetic data accelerates training — but only if it reflects reality. Our human experts validate, correct, and quality-score synthetically generated datasets to ensure they hold up in production. We flag distribution gaps, label noise, and edge-case failures that automated checks miss, giving your model the grounding it needs.

📦

Free Sample Dataset

Get 50 professionally annotated images in COCO JSON format. See our quality firsthand before committing to a project.

LLM Expertise

Model Evaluation & Fine-Tuning

Move beyond "good enough." We provide the human-in-the-loop expertise to refine your LLMs, ensuring they don't just process data, but master your specific domain with surgical precision.

🧠

Chain of Thought (CoT) Reasoning

We train models to "think" before they speak. Our annotators build complex, step-by-step logical paths that improve your model's problem-solving capabilities and transparency.

🚫

Hallucination Detection

Protect your brand's integrity. We rigorously audit model outputs to identify and eliminate factual fabrications, ensuring your AI remains a reliable source of truth.

📊

Quality Review & Benchmarking

Measure what matters. We provide comprehensive scoring against industry standards and custom KPIs, giving you a clear data-driven map of your model's competitive standing.

🛡️

Expert Red Teaming

We find the cracks before your users do. Our specialists simulate adversarial attacks and creative "jailbreaks" to stress-test your model's safety, ethics, and security boundaries.

🎨

Image & Video Generation Evaluation

High-fidelity AI requires high-fidelity feedback. We evaluate visual outputs for prompt adherence, anatomical accuracy, and temporal consistency to ensure your creative AI is production-ready.

🤖

Agentic Evaluation

Testing the "doers," not just the "talkers." We evaluate autonomous agents on task completion, tool-use efficiency, and their ability to recover from errors in multi-step workflows.

🔍

RAG Fine-Tuning

Bridge the gap between your data and your model. We optimize Retrieval-Augmented Generation workflows to ensure your AI pulls the right context and cites its sources with 100% accuracy.

✉️

Start a Custom Project

Need a bespoke evaluation framework or fine-tuning pipeline? Talk to our LLM specialists and get a scoped quote within 24 hours.

Visual Evidence

Raw Data →
Production-Ready Labels.

Exactly what your annotated files look like. Click a tab to compare raw input vs. labelled output across modalities.

Image — Bounding Box
Image — Segmentation
3D LiDAR Point Cloud
Video Frame Tracking
Raw Input — Unlabelled Street Scene
Raw street
0Labels
Class Types
RawStatus
Annotated Output — Bounding Boxes
Annotated street
Vehicle
Vehicle
Sign
Traffic Light
5Labels
4Class Types
✓ QA PassStatus
Export format
COCO JSON · Pascal VOC XML · YOLO TXT
Raw Input — Aerial Agriculture Image
Raw field
0Segments
RawStatus
Annotated Output — Semantic Segmentation
Segmented field Crop Zone A Crop Zone B Soil / Fallow
3Segments
3Classes
✓ QA PassStatus
Raw LiDAR — Unprocessed Point Cloud
~120kPoints
RawStatus
Labelled Output — 3D Cuboids
4Cuboids
3Classes
✓ QA PassStatus
Raw Frame — No Tracking IDs
Raw video frame
FrameType
RawStatus
Annotated Frame — Multi-Object Tracking
Tracked video frame
Person #01
Person #02
Vehicle #03
Track ID:01 · Frame 24/60
3Tracked Objects
2Classes
✓ QA PassStatus

See How The
Annotation
Process Works.

Our annotation process combines state-of-the-art tooling with expert human review — cutting turnaround time by 70% with high precision and accuracy.

1

Upload raw files

Upload your input files in any format — we handle the rest.

2

Expert Review & Correct

Certified annotators review, label, and validate every label against your guidelines.

3

QA Sign-off & Export

Senior Annotation Quality Analysts run final checks. Export in COCO, VOC, YOLO, or custom format.

Data Labeling & Annotation Services for AI|Formal.Ai
Annotation Platform
✓ QA Passed In Progress
0%
Batch Complete
Image Annotation98%
QA Verification94%
Export Ready76%
Full Capabilities

Everything In One Partner.

📸

Visual Data

2D & 3D Bounding Boxes
Semantic Segmentation
Instance Segmentation
Polygon & Spline Annotation
Keypoint & Skeleton Mapping
Image Classification & Tagging
OCR & Document Layout
Depth Map Annotation
🎬

Video & 3D

Frame-by-frame Labelling
Multi-object Tracking
Action & Gesture Recognition
LiDAR 3D Cuboid Annotation
Point Cloud Segmentation
Sensor Fusion (RGB + LiDAR)
Lane & Road Surface Marking
Radar & Event Camera Data
🎙️

Voice AI & Audio

Speech-to-Text Transcription
Speaker Diarisation
Accent Coverage (40+ Languages)
Emotion & Sentiment Tagging
Intent Classification
Named Entity Recognition
Noise & Audio Quality Flagging
Call Centre AI Datasets
⚙️

AI Alignment & Synth

RLHF Response Ranking
Human Preference Collection
Instruction Tuning Datasets
Synthetic Data Validation
Distribution Gap Analysis
Red-Teaming & Safety Tests
Hallucination Evaluation
Bias Detection & Mitigation
Domains

Built For The
Hardest Domains.

From foundation models to autonomous systems and medical AI — expert-driven data solutions with guaranteed quality and domain-specific expertise.

AV
Mobility AI

Autonomous Vehicles

High-precision sensor labeling for Tier 2/3 AV suppliers and mobility AI startups — the ecosystem builders making autonomy real at scale.

Healthcare
Healthcare AI

Medical & Life Sciences

Clinical domain expertise powers medical imaging, diagnostics, and AI-driven healthcare with accuracy & compliance.

GenAI
Generative AI

LLMs & Foundation Models

Expert-led annotation and RLHF workflows for AI/ML startups and SaaS platforms training language models at every scale.

Robotics
Robotics

Robotics & Manufacturing

Structured training data for autonomous robotics companies — enhancing perception, grasping, and task execution accuracy.

Agriculture
Agricultural AI

Precision Agriculture

Crop & weed detection, drone image annotation, and plant health classification for smart farming AI startups.

Voice AI
Voice AI

Conversational & Voice AI

Transcription, diarisation, and intent datasets for voice AI platforms building the next generation of smart assistants and call-centre AI.

Raw Data To Model-Ready
In 48 Hours.

01

Data Intake & Scoping

We audit your dataset, co-define annotation guidelines, set quality benchmarks, and launch a shared dashboard before a single label is placed.

02

Expert Team Assignment

Domain-matched annotators pass a qualification test on your specific task. Medical data? Only certified SMEs. No generalists, ever.

03

Annotation + Multi-Layer QA

Every label passes automated validation, peer review, and senior sign-off. IAA scores tracked and reported per batch — always.

04

Delivery & Iteration

Datasets in your preferred format, on time. We stay engaged for model feedback loops, edge-case expansion, and relabelling.

Smart Tools for Accurate Data Labeling
Security & Compliance

Enterprise-Grade
Trust By Default.

Your data never leaves your approved environment. Our security posture meets the most demanding requirements in healthcare, finance, and defence-adjacent AI.

🔐

Data Privacy & Secure Handling

Every project begins with a signed NDA to ensure complete confidentiality. All data is processed securely within your cloud environment or our protected systems — never on personal devices, ensuring strict data control and integrity at every stage.

⚙️

IT Infrastructure & Seamless Operations

Robust IT infrastructure designed to support 24/7 uninterrupted operations. Our systems ensure high availability, secure data handling, and seamless workflow continuity to meet global delivery demands without downtime.

⚙️

Quality Assurance

Dual-layer QA: automated IAA scoring plus expert human review on every batch. ≥99% IAA guaranteed, with free rework if not met.

Automated consistency checks on every label
Senior annotator peer review layer
Free rework guarantee below threshold
Real-time quality dashboard access

Scale & Reliability

300+ vetted annotators on standby. Scale to surge volumes within 72 hours without quality compromise, backed by contractual SLAs.

72-hour surge capacity guarantee
Contractual SLAs on every project
Dedicated project manager assigned
24/7 progress dashboard and alerts
0M+
Total Labels Delivered
0.2%
Inter-Annotator Agreement
0+
Languages Supported
0yr+
Years Of Expertise
Client Voices

Trusted By Teams
Building Tomorrow.

My company has used Vision Global for several years now. They have adapted well to our ever changing requirements over the years and are happy to and prompt in helping us come up with new solutions as needed.

Cassandra Remare-Welch
Senior Search Administrator & Marketing Coordinator · Park Square Executive Search LLC, Boston, Massachusetts

Vision Global are always really really keen to do their very best. They always respond incredibly quickly to any questions or concerns. I have to say that the quality of the transcribing is better than it's ever been and I put that down to the close attention the management is paying.

Mark Dealtry
Managing Director · Referenceline, Hampshire, United Kingdom

We have been working with Vision Global for 2 years now! We are so satisfied with all their work. They are always there when we need them and get the task done right away without any issues! They are extremely knowledgeable in all the work they do. We highly recommend Vision Global — you won't be disappointed!

Joel Fisher
Business Owner · Elemeno, Lakewood, New Jersey
Trusted by clients worldwide
Hype
Reference Line
Omeda
Medialocate
Lockstock
United Commerce
Park Square
JLS
JOOR
Betmar
FAQ

Common
Questions.

Everything you need before starting your first project with us.

How quickly can you start a new project? +
Most projects onboard within 48 hours. We review your dataset, agree on guidelines, assign annotators, and begin labelling — all within two business days of your brief.
What accuracy level do you guarantee? +
We guarantee a minimum 99% IAA on standard tasks. For specialist domains we agree a custom threshold — and offer free rework if it's not met. No exceptions.
How do you handle sensitive or confidential data? +
Every engagement starts with a signed NDA. Data never leaves your approved cloud storage. Annotators work in your environment or our SOC 2-certified platform with full audit trails.
Can you scale quickly for large surge projects? +
Yes. We have a team of 300+ vetted annotators across multiple domains. For large-scale surges we can scale within 72 hours without quality compromise, backed by contractual SLAs.
What annotation formats do you deliver in? +
COCO JSON, Pascal VOC XML, YOLO TXT, CSV, DICOM, and any custom schema your pipeline requires. We match your toolchain, not the other way around.
Do you support Voice AI and audio annotation? +
Absolutely — this is one of our fastest-growing service areas. We handle speech-to-text transcription, speaker diarisation, emotion tagging, accent identification, and intent labelling across 40+ languages. Whether you're training a voice assistant, a call-centre AI, or a multilingual speech model, we have the annotators for it.
Do you offer a pilot or proof-of-concept? +
Yes — we always recommend a small paid pilot so you can evaluate quality firsthand. Most clients proceed to full scale after 500–1,000 labels. You can also download our free 50-image sample dataset above to see quality before any commitment.
Get In Touch

Let's Talk
Data.

Have a project in mind? Our specialists are ready to scope, quote, and onboard you within 48 hours. No commitment needed.

📍
Headquarters
No.12, B.R Nagar, Trichy Rd, above Bank of Baroda, Coimbatore, Tamil Nadu, India 641005
📧
Email Us
📞
Send An Enquiry
We respond within 24 hours, guaranteed.

🔒 Your data is protected by our NDA and Privacy Policy. We never share your information.

Enquiry Sent!

Thank you — a specialist will reach out within 24 hours to discuss your project.

Get Started Today

Ready To Build
Better AI?

The need for speed in high-quality data annotation has never been greater. Tell us about your data — we'll scope, price, and have a dedicated expert team ready within 48 hours.

Send an Enquiry

No commitment · 24hr response · Free sample dataset available

📦
Free Sample Dataset
50 Annotated Images · COCO JSON Format
Enter your details and we'll email you the dataset link within a few minutes.

🔒 We only use this to send you the dataset and follow up once. No spam, ever.

📦

Dataset On Its Way!

Check your inbox — we've sent the 50-image COCO JSON dataset to your email. A member of our team may follow up to discuss your project.