Audio data
Collect, classify, transcribe or annotate audio data with our purpose-built data labeling platfrom.
Audio Classification
Label audio samples to detect emotion, categorize topics, or identify events. Use for voice assistants and other speech annotation projects.
Audio Transcription
Convert audio to text with manual transcription or check transcriptions for correctness. Use resulting data to improve speech recognition models for voice assistants or other tasks.
Multilingual Audio Data Collection
Gather any size dataset of speech samples recorded according to your instructions. Use for voice assistants and projects in multiple languages.
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State-of-the-art technologies
Our technologies have grown out of scientific research and 10 years of practical experience to make optimal quality attainable in labeled data.
Learn moreThe largest global crowd coverage
Our diverse global crowd spans every time zone for non-stop labeling and instant scaling, with support for 40+ languages.
Learn moreRobust infrastructure
Fault-tolerant high-load system for rapid knowledge enrichment that prioritizes data security and privacy.
Learn moreFull API and Python SDK
Toloka has a full API that allows ML teams to integrate an on-demand workforce directly into their processes, and to build scalable and fully automated data pipelines.
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