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ZenxData

Major vertical

Speech & Audio AI

End-to-end speech and audio programs: multilingual voice collection, transcription, ASR and TTS evaluation, accent coverage and conversational AI testing.

How We Evaluate

Problems we solve

When teams bring us in

  • ASR accuracy drops for certain accents, dialects or noisy environments.
  • TTS naturalness and pronunciation are hard to measure consistently.
  • Voice assistants fail on real conversational flows.

What you receive

Deliverables

  • Speech / audio datasets with metadata
  • Transcriptions and audio annotations
  • ASR / TTS evaluation results by segment
  • Conversational test findings and recommendations

What we do

Capabilities

  • Audio Data Collection
  • Speech Data Collection
  • Voice Recording
  • Speech Transcription
  • Speech Evaluation
  • ASR Testing
  • TTS Evaluation
  • Voice Assistant Testing
  • Accent & Dialect Evaluation
  • Multilingual Speech Evaluation
  • Speaker/Audio Quality Testing
  • Conversational AI Testing
  • Audio Annotation
  • Audio Classification
  • Naturalness & Pronunciation Evaluation

Quality

How we keep results reliable

  • Speaker and recording specifications
  • Audio quality screening
  • Transcription review sampling
  • Segment-level reporting
Read our evaluation methodology →

Related programs

Fixed-scope ways to start

Scope your speech & audio ai project

Send us what you are building. We will scope the data, evaluation, benchmarking or testing program and come back with a proposal.