Provides fast text-based AI detection and humanization tools, but lacks robust media and video verification capabilities.
Provides fast text-based AI detection and humanization tools, but lacks robust media and video verification capabilities.
AI or Not records 375,863 monthly visits with +12.3% month-over-month growth and Freemium, Contact for Pricing pricing. CapSolver records 73,385 monthly visits with -30.9% growth and Free Trial, Paid pricing.
AI CAPTCHA recognition API for reCAPTCHA, Cloudflare and more
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | aiornot.com | dashboard.capsolver.com |
| Pricing Model | Freemium, Contact for Pricing | Free Trial, Paid |
| Monthly Visits | 375.86K (375,863) | 73.39K (73,385) |
| MoM Traffic Delta | +41.12K (+12.3%) | -32.82K (-30.9%) |
| Primary Market & Share | 🇺🇸 United States (35.2%) | 🇺🇸 United States (29.6%) |
| Direct Visits / mo | 69.03K | 55.2K |
| User Rating | 3.9 | 4.2 |
| Supported Platforms | Website | Website |

Multi-modal AI detection API that flags synthetic images, text, audio, video and deepfakes
Multi-modal detection across images, text, audio and video from one service
Deepfake and synthetic-media scoring, including per-generator signal breakdowns such as Midjourney or Stable Diffusion style likelihoods
Developer API for automated pipelines, with a browser upload tool for ad-hoc checks
Document and KYC-oriented screening use cases for fraud prevention and onboarding
AI CAPTCHA recognition API for reCAPTCHA, Cloudflare and more
Handles popular challenge types including reCAPTCHA, hCaptcha, Cloudflare Turnstile, and image or OCR-based recognition.
A straightforward HTTP API lets developers submit challenges and receive solution tokens programmatically.
Extensions and browser-automation hooks make it easier to solve challenges inside real browsing sessions.
Image recognition plus OCR models are applied to text and picture CAPTCHAs as well as interactive puzzles.
Provides fast text-based AI detection and humanization tools, but lacks robust media and video verification capabilities.
Provides fast text-based AI detection and humanization tools, but lacks robust media and video verification capabilities.
Extremely popular for educational text verification, but does not provide deepfake image and video detection APIs.
Extremely popular for educational text verification, but does not provide deepfake image and video detection APIs.
SpecialistDetect, humanize and verify AI content in one place
SpecialistDetect, humanize and verify AI content in one place

Broader enterprise content integrity scanning across code and text, but less focused on lightweight deepfake APIs.
Broader enterprise content integrity scanning across code and text, but less focused on lightweight deepfake APIs.

Includes robust plagiarism and readability checking alongside AI detection, but focuses primarily on written content.
Includes robust plagiarism and readability checking alongside AI detection, but focuses primarily on written content.
Free / Open-sourceBuild, train, and deploy computer vision for the physical world
Free / Open-sourceBuild, train, and deploy computer vision for the physical world

AI-powered CAPTCHA solving API built for scale
AI-powered CAPTCHA solving API built for scale

Reliable scanning for both text and images, but lacks the broad multimodal video API workflows of target.
Reliable scanning for both text and images, but lacks the broad multimodal video API workflows of target.
AI detector that highlights evidence, not just a score
AI detector that highlights evidence, not just a score

Search foundation built from embeddings, rerankers, and reader APIs

Cloud browsers for AI agents, scraping, and automation that won't get blocked
Cloud browsers for AI agents, scraping, and automation that won't get blocked

SpecialistOffers advanced audio watermarking and deepfake detection, but is heavily specialized in voice cloning workflows.
SpecialistOffers advanced audio watermarking and deepfake detection, but is heavily specialized in voice cloning workflows.