OfSpectrum audio watermark and deepfake detection
Self-serve API, Python SDK and web dashboard that embed inaudible, edit-resistant watermarks carrying rights and C2PA-compatible provenance data into audio, trace leaks and piracy back to a recipient, and tell AI-generated voices from real ones in real time; billed at $0.50 per hour of audio plus a one-time token fee per unique watermark, with custom quotes for larger use.
Find alternatives to OfSpectrum audio watermark and deepfake detection
What it does
- Synthetic media detection
- Brand protection
Features 4
- Deepfake detectionSeparates AI-generated voices from real human voices in real time.
- Inaudible watermarkEmbeds data into audio so its origin and authenticity can be verified.
- Provenance metadataEvery watermark carries C2PA-compatible metadata embedded in the audio signal.
- API and SDKA RESTful API and Python SDK for encoding and verification.
Sources
- Pricing
-
Pricing page: $0.50 per hour of audio plus a token fee per unique watermark, self-serve API with usage-based billing and no monthly minimums; Get a Custom Quote for larger use.
- Description
-
Official documentation · 19 Oct 2026
Home page: "Our Deepfake Detection technology accurately differentiates between AI-generated voices and real human voices in real time."
- What it does
-
Official documentation · 19 Oct 2026
Home page: "Our Deepfake Detection technology accurately differentiates between AI-generated voices and real human voices in real time."
- Sold within
-
Self-serve API key sign-up with published usage-based pricing; custom quotes by contact.
- Name
-
Official documentation · 19 Oct 2026
Name as published on the product page.
- URL
-
Official documentation · 19 Oct 2026
Product page, read 2026-10-19.
- Deployment
-
Official documentation · 19 Oct 2026
The pages read state no deployment model beyond the vendor-run service; saas is recorded as the vendor-operated reading.
- Interfaces
-
Official documentation · 19 Oct 2026
Product page: "Deploy through dashboard, API, or SDK."
Open OfSpectrum in the directory
Something wrong here? Send a correction — quote this product id: ofspectrum-audio-api.