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AIxBlock

An enterprise training-data provider and AI development platform for speech and LLMs, delivering voice, audio, and text data in 100+ languages, with a self-hosted platform so your data never leaves your infrastructure.

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Description

AIxBlock provides enterprise training data for speech and large language models, covering speech collection, transcription, dialogue annotation, RLHF-style feedback, and off-the-shelf call center audio datasets. Teams use this data to train, fine-tune, and evaluate AI models with production-grade quality across 100+ languages, delivered fast by a global crowd.

Its services span speech and voice data (collection, transcription, phonetic and emotion annotation), real-world sound and environmental audio for acoustic models, text and dialogue services (conversation annotation, intent and entity labeling, RLHF preference data, LLM fine-tuning datasets), and a large off-the-shelf library of call center audio in accents such as US, India, and the Philippines. Quality is managed through multi-tier QA, consensus mechanisms, blind testing, and layered identity controls including KYC and biometric verification. A key differentiator is a self-hosted platform where clients connect their own storage from day one, so collected or labeled data flows directly to their environment and AIxBlock never retains a copy, removing resale risk for regulated sectors.

With seven years of experience serving Fortune 100 companies and unicorns, EU innovation backing, and ISO 27001 and SOC 2 Type II certifications, AIxBlock targets regulated industries like banking, healthcare, and government. Beyond data, it offers a full AI development platform combining a data engine, model training, workflow automation, and a decentralized GPU marketplace.

AIxBlock's Core Features

  • Speech, audio, and text training data in 100+ languages

  • Voice collection, transcription, diarization, and phonetic/emotion annotation

  • Environmental and real-world sound data for acoustic models

  • Text and dialogue services including RLHF preference data and LLM fine-tuning

  • Large off-the-shelf call center audio library across multiple accents

  • Self-hosted platform where data flows to your storage with no copies retained

  • Multi-tier QA with consensus, blind testing, and KYC/biometric identity controls

  • Full AI development platform with training, workflow automation, and GPU marketplace

How to use AIxBlock?

  1. Define your project: Tell AIxBlock about your speech, sound, or text data needs and target languages.

  2. Connect your storage: Optionally link your own storage so data is delivered directly with no copies retained.

  3. Collect and annotate: A global crowd collects, transcribes, and annotates data under multi-tier quality controls.

  4. Train and evaluate: Use the delivered data, or the self-hosted platform, to train, fine-tune, and evaluate your models.

AIxBlock's Use Cases

  • ASR and voice AI training
  • LLM fine-tuning and alignment
  • Acoustic and sound models
  • Regulated-sector data programs
  • Custom AI development

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