Modulate
Under review· 3Voice AI API platform offering conversation understanding, transcription, and deepfake detection with usage-based pricing.
Active plans
4
Total changes
4
Last change
Sep 3, 2026
Price trend
no history
What we know about Modulate’s pricing
Moderately activeChanges in 12 months
4
Cadence
Every 2 weeks
Direction
New plan recently added
Category position
Cheaper than 98% of Developer Tools tools (1073 compared)
Current pricing
Velma Conversation Understanding
usage based$1.25
Only $1.25/hour
- Recognize business-critical behaviors and events in real time
- Voice-native ensemble using 100+ component audio models
- 1,000 free credits
- Customizable behavior detections with evidence (transcription, inflection, prosody, timbre)
- Batch & Streaming APIs
Transcription
usage based$0.03
Starting at $0.03/hour
- World-class accuracy on real-world data
- Batch & Streaming APIs
- 400 hours in free credits
- Diarization, Emotion Detection, Accent Identification, Multilingual Support (57 languages)
- Optional PII/PHI Tagging add-on (+$0.02/hr)
- Optional Deepfake Detection add-on (+$0.25/hr)
Deepfake Detection
usage based$0.25
Only $0.25/hour
- Industry-leading synthetic voice detection accuracy
- Batch & Streaming APIs
- 1,000 free credits
- Segment-based probability scores every 4 seconds with 2-second overlap
- Only 3 seconds minimum audio required
Modulate
usage based$0.03
- overage$0.03($0.03 per hour of audio processed for multilingual transcription)
- overage$0.25($0.25 per hour of audio processed (Deepfake Detection))
- Self-serve, pay-as-you-go pricing
- Batch REST API
- Real-time streaming over WebSocket
- Leading English-only transcription($0.025 per hour)
- Leading multilingual transcription($0.03 per hour)
- Emotion Detection($0.02 per hour)
- Accent Identification($0.01 per hour)
- PII/PHI Redaction($0.05 per hour)
Price history
Last 4 changes
| Date | Plan | Change | Old | New | Δ% |
|---|---|---|---|---|---|
| Sep 3, 2026 | Modulate | new plan | — | $0.03 | — |
| Jul 16, 2026 | Deepfake Detection | new plan | — | $0.25 | — |
| Jul 16, 2026 | Transcription | new plan | — | $0.03 | — |
| Jul 16, 2026 | Velma Conversation Understanding | new plan | — | $1.25 | — |
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