OmniDetect is a multi-engine AI content detector that runs text through GPTZero, Winston AI, and ZeroGPT simultaneously, then presents a consolidated verdict called the OmniScore (0-100). Rather than copy-pasting into multiple tabs, users get three independent analyses in a single scan.
How the Three-Engine Consensus Works
The platform sends submitted text to three separate detection engines — each using different AI detection models — and aggregates their results. When all three agree, confidence is high. When they disagree, the divergence itself is informative: users can see exactly where each engine flags content and investigate further. This approach addresses a known problem with single-engine detectors, which can produce conflicting results on the same text.
According to OmniDetect, the platform has processed over 10,000 texts and reports zero false positives, though this claim is self-reported and not independently verified.
Input Options and Privacy
Users can paste up to 50,000 characters directly into the web interface or upload files in .pdf, .docx, and .txt format. The platform states that submitted text is never stored — it’s processed in RAM and cryptographically hashed using SHA-256 for caching purposes only. No persistent database of user content is maintained.
Pricing: Free Tier and 7-Day Pass
| Plan | Price | Word Tokens | Engines | Max Characters | Extras |
|---|---|---|---|---|---|
| Free | $0 | 3 scans/day (~300 chars) | 1 (GPTZero) | 10,000 | Partial AI Writing Coach |
| 7-Day Pass | $9.99 | 30,000 | 3 (GPTZero + Winston + ZeroGPT) | 50,000 | Full AI Writing Coach, Certificate PDF, Shareable links |
| Monthly Pro | Coming soon | 100,000/month | 3 engines | 50,000 | Priority support, Bulk scan (coming soon) |
The free tier is genuinely usable — no signup or credit card required. It provides a real GPTZero analysis for the first ~300 characters, which is enough to check a short paragraph. The paid 7-Day Pass at $9.99 unlocks all three engines and full-text analysis up to 50,000 characters. Compared to subscribing to GPTZero ($10/month) and Winston AI ($14/month) separately, OmniDetect’s 7-Day Pass offers three engines for less than the cost of one monthly subscription. Full pricing details are available on the OmniDetect website.
AI Writing Coach and Edit-and-Rescan Loop
Beyond detection, OmniDetect includes an AI Writing Coach that explains flagged patterns and suggests improvements. Users can edit text directly in the platform and rescan it to see if revisions reduce the AI probability score. This edit-and-rescan loop is useful for students and writers who want to ensure their work reads as human-written before submission. The AI Writing Coach also provides an Authenticity Certificate in PDF format on paid plans, which can be shared with editors or instructors as documentation of the analysis.
What Could Be Better
The free tier only scans ~300 characters — roughly one paragraph — with a single engine. Users who need full-document analysis must pay. The 7-Day Pass uses a word token model (30,000 tokens), and enabling both AI detection and plagiarism checks consumes double the credits, which some users have reported as unclear upfront. The "No Refunds" policy means there’s no recourse if the tool doesn’t meet expectations. Additionally, the Monthly Pro plan isn’t yet available — users can only sign up for early access. AI detection accuracy in general remains an imperfect science, and even multi-engine consensus can struggle with heavily edited or paraphrased AI content. The Monthly Pro plan — which would offer 100,000 word tokens per month — is listed as "coming soon" with only an early-access signup available, leaving regular users without a true monthly subscription option at launch.
Visit OmniDetect — https://omnidetect.ai/