MODULATE TRANSCRIPTION API — NOW AVAILABLE
Stop overpaying for transcription that breaks on messy audio. Modulate delivers the highest accuracy on real conversations — at a fraction of the cost of leading alternatives.
MODULATE TRANSCRIPTION API — NOW AVAILABLE
Stop overpaying for transcription that breaks on messy audio. Modulate delivers the highest accuracy on real conversations — at a fraction of the cost of leading alternatives.
✓ #1 on AMI Real-World Benchmark ✓ Up to 25× better cost-performance ✓ Built for developers
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Start Building FreeNo credit card required. Free tier included.
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#1 Accuracy — AMI Benchmark
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Up to 25× Better Cost-Performance
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Batch & Real-Time Streaming
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ISO 27001 Certified
Most transcription APIs train on clean audio. Modulate trains on real conversations — noise, overlap, accents, emotion — and ranks #1 on the AMI Meeting Corpus.
On-demand pricing at $0.015/hr with no volume penalties. Teams switching from leading alternatives see 51% cost reduction or more.
Modulate’s API is the foundation for emotion detection, speaker diarization, and conversation analysis. Transcription is just the start.
INDEPENDENT VALIDATION
On the Transcription Benchmark — Complex Real-World Conversations, which evaluates models on real conversational audio including overlapping speech, emotional variation, and background noise — Modulate ranks #1 in accuracy while delivering the best cost-performance ratio of any tested provider.
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📈 Accuracy vs. Cost scatter plot — upload chart image asset to complete this section
Based on the AMI Meeting Corpus, a widely recognized gold-standard benchmark for real-world conversational speech. Benchmarks include Deepgram, Google, AWS, Azure, OpenAI Whisper, and others.
See the Full Benchmark Data →Real-World Accuracy
#1 on AMI benchmark
Strong on clean audio; weaker on messy speech
Cost Efficiency
Up to 25× better cost-performance
Costs scale quickly at volume
Overlapping Speakers
Handles naturally, trained on real data
Degrades in complex multi-speaker audio
Training Data
300M+ hours of real conversations
Primarily curated / structured datasets
Streaming Support
✓ Real-time streaming
✓ Available
Enterprise Security
ISO 27001 certified
Varies by provider
Future Roadmap
Emotion, intent, authenticity detection
General-purpose transcription
Teams switching from leading transcription providers consistently see higher accuracy on real-world audio, fewer downstream corrections, and dramatically reduced infrastructure costs.
Starting at $0.015/hr — up to 90% lower than competing providers at equivalent quality.
Higher accuracy from the start means less time correcting transcripts in post-processing pipelines.
Modulate’s API delivers structured, intelligence-ready output — not just raw text that requires another model to parse.
✓ Simple REST API — no SDK required
✓ Batch and real-time streaming transcription
✓ $0.015 per 1,000 minutes of audio
✓ 14.5% WER on AMI benchmark
✓ Trained on 500M+ hours of conversations
✓ Clear documentation, fast onboarding
View API Docs →● ● ● api.modulate.ai
curl -X POST https://api.modulate.ai/transcribe \ -H "Authorization: Bearer YOUR_API_KEY" \ -F "audio=@file.wav"
Modulate’s Transcription API is the foundation for a full voice intelligence platform — built for teams who need more than raw words.
Transcription
Available now
Speaker Diarization
Available now
Emotion Detection
Available Now
Authenticity / Deepfake Detection
Available Now
Build with the #1 accuracy transcription API — at a fraction of the cost. Free tier included. No credit card required.