Leaderboards
Speech generation
Last updated: June 10, 2025Our speech generation leaderboard evaluates AI models on their ability to generate high-quality speech from textual descriptions. We assess factors such as speech quality, word error rate and naturalness.
Human preference evaluation
Diverse pool of US-based Alignerrs, including generalists and creative artists
Consensus of three Alignerrs per task
Standardized instructions and ontology for consistent evaluations
Carefully curated prompt generation process, balancing creativity and clarity
Context awareness
Pronunciation accuracy
Speech naturalness