Sightengine
AI-powered API for moderating images, videos, and text — detects nudity, violence, AI-generated content, and spam.
| What is it | AI-powered API for moderating images, videos, and text — detects nudity, violence, AI-generated content, and spam. |
|---|---|
| Pricing | Freemium — from $29/mo |
| Free tier | Yes |
| Platform | API |
| API | Yes |
| Best for | Filtering user-uploaded content for inappropriate material, Preventing spam and scam attempts on community platforms |
| Domain registered | 2013 |
Data updated Aug. 1, 2026
What does Sightengine do?
Sightengine is an API service that uses artificial intelligence to automatically moderate and analyze visual and text content. It scans images and videos for a wide range of content categories, including nudity, violence, hate symbols, drugs, and weapons. The system also checks for technical quality issues like blurriness and poor lighting, making it useful for platforms that need to maintain content standards.
The service works by processing media through specialized AI models that have been trained to recognize specific content patterns. What sets Sightengine apart is its breadth of detection capabilities, covering over 110 moderation categories with context awareness. The API returns results quickly, allowing for real-time content filtering. It also includes unique features like AI-generated content detection, which can identify images and videos created by tools like Stable Diffusion, and deepfake detection to spot manipulated media.
This tool is particularly valuable for businesses that handle large volumes of user-generated content. Social networks, dating apps, e-commerce platforms, and online marketplaces use Sightengine to enforce community guidelines automatically. It helps these platforms maintain safe environments by blocking inappropriate content before it reaches other users, while also protecting against spam campaigns and coordinated abuse attempts.
Key features
What makes it stand outWho is Sightengine for?
Who benefits most from this toolPricing
Free tier available — start without a credit cardFree
- 2,000 operations
- 500 daily operations
- 1 requests per second
- Basic Content Moderation
- AI Detection
Starter
- 10,000 included operations
- 1 requests per second
- 1 concurrent video jobs
- 0.002 additional operation price
- Visual Moderation
- Text Moderation
- AI Image & AI Video Detection
- Deepfake Detection
Pro
Everything in Starter, plus:
- 10 custom lists
- 1,000,000 images per list
- 1,000 videos per list
- 40,000 included operations
- 10 requests per second
- 5 concurrent video jobs
- 0.002 additional operation price
- Advanced Video & Live-Stream Moderation
- Audio Moderation
- Image & Video Custom Search
- Liveness Detection
- Recapture Detection
- Age Estimation
- AI Music Detection
Enterprise
Everything in Pro, plus:
- custom operations
- custom custom lists
- custom images per list
- custom videos per list
- custom concurrent video jobs
- Custom Models & Classes
- Geo-fencing
- Enterprise SLAs
- Dedicated Support Engineer
Trust & presence
Gallery
Click any image to enlargeAlternatives in Content moderation
AI content moderation platform — detects AI-generated images, videos, and text to keep platforms safe.
AI content moderation API — detects hate speech, abuse, and policy violations in user-generated text across 35 languages.
AI-powered biometric identification using body movement patterns instead of facial recognition.
Similar tools
API for automated image and video moderation — detects nudity, weapons, hate symbols, and more to protect your platform.
AI-powered content moderation platform — blocks toxic comments, spam, and harmful images across social media and platforms in real-time.
API for automated text and image moderation — detect inappropriate content in over 50 languages.
Real-time AI platform that moderates text, images, and videos for harmful or explicit content.
AI content moderation platform — scan text, image, video, and audio for harmful content and policy violations at scale.
Detect deepfakes, voice clones, and AI-generated media in real time — on video calls, documents, and content feeds.