TheChecker.AI review
A focused detector for model-source analysis, with detailed text scoring and paid-only access.
Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026
TheChecker.AI is a web-based AI content detector for educators, educational institutions, content creators, businesses and individuals. It examines pasted text and uploaded PDFs or documents for signals associated with Claude, GPT, Gemini and more than 40 AI models. Results include overall scoring, paragraph-level analysis, sentence-level highlighting and likely model identification. A separate humanizer feature addresses paraphrase and evasion techniques, giving the product a broader focus than detection alone.
Pricing is straightforward but paid-only. The Monthly plan costs $9.90 per month and includes unlimited AI detections, 5,000 humanizer words per month, detection across 40+ models, paragraph-level analysis, PDF and document upload, and sentence-level highlighting. The Yearly plan costs $118.80 per year and lists the same features. Enterprise adds custom API integration, bulk user management, advanced analytics, a dedicated account manager, and custom service-level and data-retention terms. This structure suits recurring users who need unlimited detection, while occasional users may find the lack of a free plan less suitable.
The product’s strongest distinction is its emphasis on model-source and evasion analysis. Batch scanning, sentence-level results, a separate humanizer, an MCP server for Claude and compatible clients, and a REST API give it options for both individual review and programmatic workflows. The API is in early access, so teams should treat automation as an emerging capability rather than a fully established integration. TheChecker.AI fits buyers who want detailed analysis across many models and can work within a paid plan. Buyers prioritizing a launched browser extension or broader language coverage should choose another tool.
Questions about TheChecker.AI
Does TheChecker.AI have a free plan? No free plan is listed; paid plans start at $99/yr (Yearly).
How much does TheChecker.AI cost? TheChecker.AI lists 5 paid plans; the lowest is Yearly at $99/yr.
What does TheChecker.AI run on? Web. It runs in the cloud.
What does TheChecker.AI integrate with? 2 integrations: Claude and Model Context Protocol.
Who is TheChecker.AI built for? Solo users, small businesses and enterprises (our editorial estimate).
TheChecker.AI pros and cons
- Where it wins
- Detects text from Claude, GPT-5, Gemini and 40+ AI models
- Combines sentence, paragraph and overall analysis with highlighting
- Adds model identification, evasion detection, uploads, API and MCP support
- Where it doesn't
- No free plan; paid access starts at $9.90 per month
- REST API access is in early access and documentation says Coming Soon
- Detection is listed for one language and no browser extension is launched
TheChecker.AI fact sheet, pricing and score →
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