Detect digital manipulation. Before it destroys trust.
Gretchen AI analyzes images, video, audio, and text in real time—traceable, transparent, and ready for use by businesses, public authorities, newsrooms, and internal and external security.
up to 98,6% detection accuracy
<100ms analysis time
TrustTech - for the new Information Age.
Digitale Manipulation erkennen, bevor sie Vertrauen zerstört. Gretchen AI analysiert Bild, Video, Audio und Text in Echtzeit – nachvollziehbar, transparent und einsatzbereit für Unternehmen, Behörden, Redaktionen, innere- und äußere Sicherheit.
up to 98,6% detection accuracy
<100ms analysis time
With support from:
Contextual Media Analysis for reliable decision making
Our deepfake detection and contextual verification automate complex search and comparison processes, saving time while providing verifiable evidence exactly where it is needed.
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Real-time analysis
Immediate results for fast decisions.
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Traceable contextualization
Transparent verification of source and metadata for editorial verification
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Verifiable evidence
Traceable source checks and metadata.
Our analysis processes follow verifiable standards for quality and transparency.
robust. transparent. performance.
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98.6%
detection accuracy
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<100ms
analysis time
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GDPR compliant
data protection according to EU standards
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24/7
ready for deployment
Deepfakes are more than altered Pixels.
A conversation with Dr.-Ing. Tim Polzehl, CEO of Gretchen AI, about the misuse of generative AI and the role of context analysis.
When content turns synthetic, verification becomes critical.
World leading Deepfake
Detection Engine
Detection Engine
Gretchen AI erkennt über 80 Arten von Deepfake, synthetische Inhalte und Manipulationen in Bildern, Videos und Audio.
Traceable contextualization
Verification of source and metadata
Verification of source and metadata
Gretchen AI analyzes sources, metadata, and contextual signals to classify content accurately and reliably.
Multimedia
Verification
Verification
Text, image, video, and audio — Gretchen AI verifies content across modalities and delivers consistent, traceable results.
Use cases with elevated verification requirements.
Government Agencies
Detect disinformation early and protect institutional trust.
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Systematic analysis of disinformation content: identification of manipulated media before public impact
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Safeguarding digital participation, elections, government statements and representatives
Cybersecurity and Defense
Identify, document, and stop critical DIMI and FIMI early.
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Early comprehensive analysis of image, video, and audio data for manipulation in context
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Technical identity verification: protection of security-critical decision and command structures
Journalism
Recognize fake images and videos before they make headlines.
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Verification of media content in a news context: Deepfake and contextual analyses that build trust. Fast, robust, comprehensive documentation of origin and trust analyses, secure API.
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Traceable contextualization: transparent source and metadata verification to support editorial reliability
Stock providers, authenticity, KYC
Verify authenticity in the era of generative images.
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Scalable authenticity verification:
separation of generative content from original visual material
separation of generative content from original visual material
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Fast, robust, comprehensive documentation of origin and trust analyses, secure API
Insights & Updates
- All Posts
- Events
- Novel AI Architecture
- Success Story
May 21, 2026
We are thrilled to share some incredible news with our community: Gretchen AI has officially been honored with the prestigious...
October 28, 2025
Our recent webinar, led by Product Owner Lisa Raithel, demonstrated how Gretchen AI can uncover image manipulations and detect decontextualized...
October 28, 2025
We’re honored to be listed among the nominees for the Innovationspreis Berlin Brandenburg, celebrating groundbreaking ideas and forward-thinking companies shaping...
Newsletter
Neueste Updates zu Medienverifikation, Deepfakes und digitaler Integrität.
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Neue Entwicklungen & Verifikationsfunktionen
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Deepfake detection updates and case studies
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Signals on emerging media manipulation trends
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No spam. Occasional, relevant updates only
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