Clever AI Detector vs Optima

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Clever AI Detector compared with Optima
Detail	Clever AI Detector	Optima
What it does	Free AI checker that estimates text probability as AI-generated with sentence-level analysis	Build custom benchmarks to compare frontier models on performance, cost, and time efficiency for your specific tasks
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	US
Pricing model	Free	Not given
Pricing	$0 - completely free with no ads, paywall, or sign-up required. Unlimited checks with up to 10,000 words per check and sentence-level signals included.	Token usage for creating and running benchmarks at raw model cost. Rubric grading: $0.002 per criterion per model (standard judges) or $0.040 per criterion (premium judges), $0.10 on agentic tasks. Pairwise grading: $0.006 per match (standard, $0.150 premium), $0.015 per match on document tasks (sta
Key features	AI probability score on 0-100 scale Sentence-level AI signal analysis Supports up to 10,000 words per check Detects text from ChatGPT, Gemini, Claude, DeepSeek and other AI models No sign-up required to use Check history saved for signed-in users Supports English and Spanish text Ranked #1 on GEDE Benchmark Minimum 80-word requirement for meaningful results No ads or paywall	Custom benchmark builder with example-driven task creation Multiple evaluation types: Q&A, document analysis, agentic tasks, interactive conversations Run benchmarks across multiple frontier models simultaneously Cost and time per task metrics Standard and premium judge tiers for grading Rubric grading with custom criteria Deterministic objective grading No markup on model token costs
What makes it different	Reports probability instead of certainty, with sentence-level context for review Provides full results free with no paywalled features Ranked #1 on independent GEDE detection benchmark Allows unlimited checks with no usage limits Model-agnostic detection across all major AI platforms	Build benchmarks on your actual tasks and data instead of standardized tests Compare models across performance, cost, and time efficiency simultaneously Grading expertise from major AI evaluations
Community votes	0	0
DR (Domain Rating by Ahrefs)	75 no change since last check	84 −1 (down) since last check
Trust Flow (Majestic)	55	28
Citation Flow (Majestic)	48	59
Referring domains (Majestic)	2309	17353

5 details filled in for both companies.

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