Modulate
Voice intelligence APIs for deepfake detection, emotion analysis, transcription and PII redaction.
About Modulate
Modulate analyses live and recorded voice with its Velma model families: Detect (deepfake and synthetic-voice detection), Transcribe, Redact (PII removal) and Triage. Contact centers and fintechs use it to catch voice scams, gaming platforms use its ToxMod product for voice-chat moderation, and regulated firms use it to monitor AI voice agents for compliance. Speech-to-text starts at $0.03 per hour on pay-as-you-go. Founded in 2017 in Boston; raised $25M in September 2026 led by Future Ventures.
Key Features
💰 Pricing
Pay-as-you-go APIs (speech-to-text from $0.03/hour) with free trial; enterprise plans.
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📊 Comparison vs Alternatives
| Feature | ||||
|---|---|---|---|---|
| Pricing | Paid | Enterprise | Free | Enterprise |
| Rating | — | ⭐ 4.4 | ⭐ 4.4 | ⭐ 4.5 |
| Free Tier | ❌ | ❌ | ✅ | ❌ |
| Popularity | 35% | 82% | 82% | 81% |
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