21 free tools · 18 browser-local · same pipeline as the paid API

Trust-check AI content every way it fails.

A full toolkit for editorial trust, agent QA, AEO discovery, workflow gates, authenticity proof, and backend audits. The catalog below is generated from the canonical free-tool registry, so new tools cannot silently disappear from this page again.

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Featured · live

Text Linter

Paste a draft. The full Fast Scan runs inline — same checks behind /v1/analyze.

Our solution leverages cutting-edge AI to deliver world-class results at scale. Many companies have seen significant improvement in their workflows. Studies show productivity increases substantially.
5 issuesrouting "revise" · confidence 0.91
Free deterministic methodMCP

Specificity Score

Score any draft on a 100-point specificity scale. Named entities, numbers, citations, concrete details — broken down by component.

32 / 100Sample
Free deterministic methodMCP

Unicode Evasion

Find invisible characters, bidi controls, lookalike scripts, and compatibility glyphs before they hit prompts or agents.

32 invisible · 1 lookalike
Free deterministic methodMCP

Provenance Weakness

Flag unsupported statistics, anonymous authority, and passages that need a real citation.

33 unsupported claims · 1 anonymous authority
Free deterministic methodMCP

Stylometric Fingerprint

Describe a draft's rhythm, lexical diversity, function-word density, repetition, and readability. One deterministic report.

AI-likeBurstiness 0.31 · lexical 0.42
Free deterministic methodMCP

Pattern Pressure

Cliché density, booster overuse, em-dash pressure, formulaic markers. Visible AI tells, not vibes.

71%Pressure
Free browser-local analyzerMCP

Rewrite Safety Checker

Compare original vs rewrite and catch changed numbers, URLs, quotes, entities, added claims, and removed caveats before publish.

LocalBrowser-local deterministic check
Free evidence checklistMCP

Unsupported Claim Finder

Extract claims that need a source, screenshot, benchmark, citation, or human review — not a fake fact-checker.

LocalBrowser-local deterministic check
Free agent QA toolMCP

RAG Source Grounding Checker

Check whether an AI/RAG answer stays grounded in supplied source text before agents cite or publish it.

LocalBrowser-local deterministic check
Free agent QA toolMCP

Prompt Injection Pattern Detector

Scan user input, RAG chunks, scraped pages, and tool output for override, secret-extraction, jailbreak, and payload-smuggling patterns.

LocalBrowser-local deterministic check
Free AEO generatorMCP

llms.txt Generator

Generate a clean llms.txt and llms-full.txt skeleton so answer engines and agents can find your docs.

FreeBrowser-local generator
Free AEO analyzerMCP

AI Citability Checker

Score answer-engine readiness from specificity, visible sources, Q&A structure, freshness cues, and extractable sections.

LocalBrowser-local deterministic check
Free browser-local cleanerMCP

PII + Invisible Character Cleaner

Find and redact emails, phones, Luhn-valid cards, API-key-shaped strings, JWTs, IPs, and hidden Unicode before LLM input.

LocalBrowser-local deterministic check
Free publish gateMCP

Agent Publish Gate

Pre-publish gate for agent-written drafts: injection, PII, claims, grounding, disclosure, and citability checks.

LocalBrowser-local deterministic check
Free CMS QAMCP

CMS Publish Simulator

Preview CMS readiness for generated pages before they hit WordPress, Webflow, Shopify, or custom queues.

LocalBrowser-local deterministic check
Free disclosure workflowMCP

AI Disclosure Generator

Generate AI-assisted disclosure copy with human-review status, placement guidance, and schema notes.

FreeBrowser-local generator
Free review QAMCP

Review Authenticity Checker

Triage review text for duplicate copy, incentives, hype pressure, no specifics, and absolutes without claiming fraud proof.

LocalBrowser-local deterministic check
Free testimonial QAMCP

Testimonial Credibility Checker

Check testimonial attribution, consent, outcome claims, and concrete detail before publishing social proof.

LocalBrowser-local deterministic check
Backend audit · API keyMCP

AI Bot Policy Auditor

Authenticated backend audit for robots.txt, llms.txt, agents.json, and explicit AI crawler policy coverage.

API keyAuthenticated backend audit
Backend audit · API keyMCP

Sitemap Audit

Authenticated sitemap audit for HTTPS, host consistency, lastmod coverage, duplicates, and agent discovery readiness.

API keyAuthenticated backend audit
Free · No key

Playground

Paste text. See live recommended_action JSON from the unified analyze endpoint. No signup, no key.

POST /v1/analyze · no key
{ "recommended_action": "revise", "confidence": 0.91 }
Canonical free-tool coverage
Tool classCountIncluded tools
Editorial trust7Text Linter · Specificity Score · Provenance Weakness · Stylometric Fingerprint · Pattern Pressure · Rewrite Safety Checker · Unsupported Claim Finder
Agent QA4Unicode Evasion · RAG Source Grounding Checker · Prompt Injection Pattern Detector · PII + Invisible Character Cleaner
AEO discovery2llms.txt Generator · AI Citability Checker
Workflow builder4Agent Publish Gate · CMS Publish Simulator · AI Disclosure Generator · Playground
Authenticity proof2Review Authenticity Checker · Testimonial Credibility Checker
Backend audit2AI Bot Policy Auditor · Sitemap Audit
Or skip the browser entirely

Same checks, one API call.

The free tools preview the deterministic surfaces and workflow-risk thinking behind /v1/analyze. Wire an agent to the API when you need routing + evidence in production.

Get API key → Read docs Pricing