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Multilingual Call Center Speech Recognition Dataset: 10,000 Hours
Dataset Summary
10,000 hours of real-world call center speech recordings in 7 languages with transcripts. Train speech recognition, sentiment analysis, and conversation AI models on authentic customer support audio. Covers support, sales, billing, finance, and pharma domains
Dataset Features
📊 Scale & Quality
- 10,000 hours of inbound & outbound calls
- Real-world field recordings - no synthetic audio
- With transcripts and concise summaries
🎙️ Audio Specifications
- Format: Single-channel (mono) telephone speech
- Sample rate: 8,000 Hz
- Non-synthetic source audio
🌍 Languages (7)
English, Russian, Polish, French, German, Spanish, Portuguese
- Non-English calls include English translation
- Additional languages available on request: Swedish, Dutch, Arabic, Japanese, etc.
🏢 Domains
Support, Billing/Account, Sales, Finance/Account Management, Pharma
- Each call labeled by domain
- Speaker roles annotated (Agent/Customer)
Full version of dataset is availible for commercial usage - leave a request on our website Axonlabs to purchase the dataset 💰
Purpose and Usage Scenarios
- Automatic Speech Recognition, punctuation restoration, and speaker diarization on telephone speech
- Intent detection, topic classification, and sentiment analysis from customer-service dialogs
- Post-call concise summaries for QA/quality monitoring and CRM automation
- Cross-lingual pipelines (original → English) and multilingual support models
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