CUSTOMAUDIOEXPRESSIVE SPEECH

Expressive and Styled Speech Sets

Prompted speech collection format for tone, pacing, emphasis, emotion, speaking style, TTS evaluation, and voice-agent persona testing.

Expressive and Styled Speech Sets are built for teams evaluating voice systems beyond neutral read speech. The format captures controlled variation in tone, pacing, emphasis, emotion, speaking style, and delivery consistency.

Style taxonomies can be configured for calm, formal, informal, energetic, slow, fast, emphatic, neutral, empathetic, or buyer-defined voice behaviors.

  • Structured collection

    Expressive and Styled Speech Sets use controlled prompt lists and style instructions.

  • Metadata depth

    The format supports utterance-level and word-level alignment for TTS evaluation, prompt-style consistency testing, and…

  • Delivery-ready package

    Includes audio quality, prompt match, style match reviews, plus dataset manifest, CSV catalog, consent status metadata, QA…

Request sample access

Share your target styles, speaker setup, transcript requirements, annotation needs, and evaluation goals. We’ll reply with a technical scope for the collection.

Key highlights

  • Prompted speech sessions organized by style category and prompt ID.
  • Transcript alignment connected to style labels and speaker metadata.
  • Capture configuration prepared for TTS evaluation and voice quality review.

Dataset contents

Audio capture

Expressive speech audio files · Prompt text · Prompt IDs · Transcript files

Transcript structure

Style labels · Emotion labels where scoped · Speaker metadata · Voice profile metadata where scoped

Speaker and session metadata

Recording context metadata · Audio quality metadata

Technical specifications

Use cases

  • TTS evaluation
  • Expressive voice generation testing
  • Voice-agent persona testing
  • Emotion-aware speech evaluation
  • Style transfer evaluation
  • Prompt-style consistency testing
  • Synthetic voice quality benchmarking

Dataset workflow

1Collection

Expressive and Styled Speech Sets use controlled prompt lists and style instructions. Contributors record the same or varied prompts across defined delivery styles so buyers can evaluate voice behavior across consistent speech content.

2Review

Audio quality review · Prompt match review · Style match review · Transcript alignment review · Annotation consistency review · Consent status review · Delivery approval

3Delivery

Audio files · Transcript JSON · Style label CSV · Speaker/session metadata CSV · Annotation files where scoped · Dataset manifest JSON · CSV file catalog · QA summary · Consent status metadata · Delivery notes

Quality assurance

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