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DataYetu

High-quality, culturally grounded datasets and data pipelines that enable machine learning systems to work in African languages and real-world environments.

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Trusted by teams building AI for the real world

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AI struggles where context matters most.

Most AI systems are trained on data that doesn't reflect African languages, dialects, or real-world contexts.

Language gaps

Over 2,000 African languages and dialects are severely underrepresented in training data. Models built on English-dominant corpora fail to understand local speech patterns, code-switching, and regional vocabulary.

Cultural misunderstanding

Context is not universal. Idioms, social norms, and domain-specific terminology vary significantly across African regions. Generic annotation pipelines miss the nuance that determines whether a model is useful or harmful.

Poor real-world performance

Benchmark accuracy does not translate to production reliability. Models trained on non-representative data degrade quickly when deployed in African markets — in agriculture, healthcare, finance, and mobility.

A data layer built for real-world intelligence.

Multilingual datasets

Structured, high-quality text and speech datasets across Swahili, Hausa, Amharic, Yoruba, Zulu, and 20+ additional languages. Each dataset is validated by native speakers and domain experts.

Context-aware annotation

Annotation workflows designed around cultural and linguistic context — not just label accuracy. Our annotators are trained on domain-specific guidelines that capture meaning, not just surface form.

Continuous data pipelines

Data infrastructure that evolves with your model. We deliver structured datasets on a recurring cadence, with versioning, quality metrics, and integration support built in from day one.

From raw data to production-ready intelligence.

1

Data collection

We source raw data from real-world environments — field recordings, community text, domain-specific corpora — using ethical collection practices and informed consent.

2

Annotation + QA

Native-speaker annotators apply structured guidelines. Every batch goes through multi-stage quality assurance, including inter-annotator agreement scoring and expert review.

3

Structuring + enrichment

Raw annotations are transformed into structured formats — JSON, JSONL, CSV, or custom schemas. Metadata, provenance, and quality scores are attached to every record.

4

Delivery

Datasets are delivered via secure download, API, or direct cloud storage integration. Versioned releases with changelogs ensure your pipelines stay stable as data evolves.

Built for the industries that matter.

Agriculture

Voice-based advisory systems that understand local crop names, weather terminology, and farming practices in Swahili, Hausa, and Amharic — helping smallholder farmers access actionable guidance.

Healthcare

Clinical NLP models trained on African medical terminology and patient communication patterns, enabling accurate symptom triage and health information delivery in local languages.

Conversational AI

Chatbots and virtual assistants that handle code-switching, informal registers, and regional dialects — so your product works for users who speak the way they actually speak.

Mobility

Navigation and logistics systems trained on African road naming conventions, informal settlement geography, and local transport terminology for accurate, context-aware routing.

Not just data. Context.

We don't sell raw labels. We deliver structured, culturally grounded intelligence.

Culturally grounded datasets

Every dataset is built with cultural context as a first-class requirement — not an afterthought. Our annotators are domain experts embedded in the communities the data represents.

Multilingual by design

We do not translate from English. We collect, annotate, and structure data natively in African languages, preserving linguistic integrity from source to delivery.

Continuously improving pipelines

Data quality degrades over time. Our pipelines include automated drift detection, periodic re-annotation, and versioned releases so your models stay accurate as language evolves.

Ethically sourced and compliant

All data is collected under informed consent, with clear provenance and licensing. We comply with applicable data protection regulations and publish our ethical sourcing guidelines.

Build AI that works where it matters.

Join the teams building the next generation of African AI systems.

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