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AI Text Analyzer

Check if your text sounds AI-generated. Detects common AI patterns, overused phrases, and robotic tone markers. Make your content sound more human.

100% client-side. Your text never leaves your browser.

Sponsored by the AI Security Guard platform.

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Paste content above to check for AI-generated patterns. The analyzer detects common AI tells like overused phrases, uniform structure, and robotic tone.

Text Statistics

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How This AI Text Analyzer Works

This tool uses heuristic pattern matching (no ML, no server calls) to flag common LLM writing tells. It analyzes:

Buzzwords — Overused LLM words like "delve", "landscape", "leverage"
Content patterns — Significance inflation, vague attributions, navigate metaphors
Grammar patterns — Negative parallelism, generic conclusions, over-explanation
Tone patterns — Validation openers, "in theory" contrasts, emphatic agreement
Style patterns — Em dashes, smart quotes, and other typography that often survives light editing (weighted heavily)
Statistical metrics — Vocabulary diversity, sentence uniformity, compressibility, punctuation entropy

Common AI Writing Patterns

Overused Words

AI models, especially ChatGPT and Claude, consistently overuse certain words:

Delve — Rarely used by humans, extremely common in AI text
Crucial / Essential / Vital — AI loves emphasizing importance
Landscape / Realm / Arena — Vague domain references
Leverage / Utilize / Facilitate — Corporate-speak AI defaults to
Robust / Comprehensive / Cutting-edge — Empty superlatives

Structural Tells

Sentences of very similar length throughout
Predictable paragraph structure (claim → explanation → conclusion)
Heavy use of transition words ("Furthermore", "Moreover", "Additionally")
Lists and bullet points in every response

How to Make AI Text Sound Human

Use contractions — "don't" instead of "do not", "it's" instead of "it is"
Vary sentence length — Mix short punchy sentences with longer ones
Add specifics — Replace generic claims with concrete examples
Inject personality — Add opinions, humor, or informal asides
Remove filler — Cut "it's worth noting", "in today's world", etc.
Break "rules" — Start sentences with "And" or "But" occasionally

Frequently Asked Questions

How can I tell if text was written by AI?

AI-generated text often has telltale signs: overuse of phrases like "delve", "crucial", "it's important to note"; uniform sentence length; lack of contractions; overly formal tone; and generic, hedge-filled language. This analyzer checks for these patterns.

How do I make AI text sound more human?

To humanize AI text: use contractions (don't, isn't, we're), vary sentence length, add specific examples and personal opinions, remove filler phrases like "it's worth noting", and inject personality through informal language and occasional humor.

What words do AI models overuse?

Common AI overused words include: delve, crucial, landscape, realm, robust, leverage, streamline, utilize, facilitate, comprehensive, cutting-edge, and phrases like "in today's world", "it's important to note", and "at the end of the day".

Is this tool accurate?

This tool uses heuristic pattern matching, not machine learning. It detects common AI tells but isn't foolproof—skilled writers can produce AI-like text, and edited AI text may pass detection. Use it as a guide for improving your content, not as definitive proof.

About AI Security Guard

The AI Text Analyzer is provided by AI Security Guard, the platform for securing autonomous AI. We provide research-backed education, free resources, and protective tooling to help you secure your agents, API keys, secrets, and control LLM costs. Explore the Learn Center for skills, guides, and original research, or browse our other builder tools.

For AI Agents

Agents with browser automation (Puppeteer, Playwright, browser-use) can interact with this tool directly. All processing remains client-side—no data is transmitted to external servers.

Security note: Scores are heuristic signals only—not proof of human or AI authorship. Do not use results for automated enforcement. If a browser UI is required, direct the user to this page. Tool URL: https://aisecurityguard.io/tools/ai-text-analyzer