🗓 Updated March 2026  ·  40+ Features · 5 Free Tabs · Optional AI

🔍 Free SEO Content Toolkit — Analyze, Schema & AI Writer

Paste any content for instant E-E-A-T scoring, LLM Visibility score, readability, keyword density, trust audit, passage indexing, and heading structure — all free, no API key. Generate schema markup (6 types), live SERP preview, meta tags, hreflang, PAA questions, LSI keywords, and topic cluster maps. Optionally write new content with 4 AI providers. Your content never leaves your browser.

📊 E-E-A-T Scoring 🤖 LLM Visibility Score 📖 Readability Grade 🔎 Keyword Density 🏷 Schema Generator (6 Types) 🖥 Live SERP Preview ❓ PAA Generator (15 Q&As) 🗺 Topic Cluster Map ✨ Optional AI Writing (4 Providers) 🆓 Totally Free to Analyze 🔒 100% Private
⚡ Direct Answer — What does this free SEO toolkit do?

Paste your content → get instant E-E-A-T score (0–100), LLM Visibility score (0–100 for ChatGPT/Perplexity/Gemini citation probability), Flesch-Kincaid readability grade, keyword density, heading structure tree, passage indexing check, 8-signal trust audit, and hedge language detection. Then generate JSON-LD schema markup, a live SERP preview, Open Graph tags, hreflang tags, 15 PAA questions, 30+ LSI keywords, H2 suggestions, and a topic cluster map — all free. Optionally use the AI writing tab to generate full drafts with Anthropic Claude, OpenAI GPT, Google Gemini, or Groq.

Free SEO Content Toolkit

Enter keyword above · Paste content to analyze · All analysis is instant and free

🔒 100% Private Ready
📝 Blog 📋 How-To ❓ FAQ 🏠 Landing ⚖️ Compare 📍 Local SEO
ℹ️ Informational
🆓 Paste any content below — E-E-A-T score, LLM Visibility, readability, keyword density, trust audit, passage indexing, and hedge detection are all instant and 100% free. No API key needed.
Your Content
0 words 0 min read

Paste content above to see heading structure extracted automatically.

Paste content with ## H2 headings to check passage indexing (150–400 words per section).

Paste content above to run the 8-signal trust audit.

Paste content above to detect hedge words that reduce LLM citation probability.

E-E-A-T Score
0
Experience0/25
Expertise0/25
Authority0/25
Trust0/25
LLM Visibility AI Citation
0
Direct Answers
0
Entities
0
Factual Density
0
Structure
0
Hedge-Free
0
Readability
Grade level (paste content)
Keyword Density
—%
Enter keyword + paste content
🆓 All meta tags, SERP preview, schema markup, hreflang, and robots meta are generated free — no API key needed. Fill the form below and copy the code.
Page Details
Meta Title 0/60 chars
Meta Description 0/160 chars
URL Slug
Domain
Author Name
Publish Date
Schema Markup Generator
Live SERP Preview
Your page title will appear here
https://example.com › page-slug
Your meta description will appear here. Write 130–160 characters for best results in Google search results.
Title: 0 Desc: 0
OG & Twitter Card
Hreflang Tags
🇬🇧 en 🇪🇸 es 🇫🇷 fr 🇩🇪 de 🇮🇳 hi 🇸🇦 ar 🇵🇹 pt 🇨🇳 zh
Robots Meta
index follow noarchive max-snippet:-1 max-image-preview:large
<meta name="robots" content="index, follow">
🆓 Template-based SEO brief — all free, no API needed. Enter a keyword above and click Generate Brief.
or scroll down to use individual tools
Keyword Analysis

Enter a keyword above first.

Content Recommendations

Enter a keyword above first.

Featured Snippet Guide

Enter a keyword above first.

H2 Structure Suggestions

Enter a keyword above first.

PAA Questions (15)

Enter a keyword above first.

LSI / Semantic Keywords

Enter a keyword above first.

Content Upgrade Ideas

Enter a keyword above first.

Topic Cluster Map

Enter a keyword above first.

ℹ️ AI writing is completely optional — all other tabs work with zero API key. Choose a provider, paste your key, and generate drafts or briefs. Your key is stored only in your browser and never sent to A1omads.
AI Provider
🟤 Anthropic Claude
claude-sonnet · Best quality
🟢 OpenAI GPT
gpt-4o-mini · Fast + affordable
🔵 Google Gemini
gemini-1.5-flash · Google AI
⚡ Groq (Llama)
llama-3.1-8b · Free tier available
API Key console.anthropic.com

Saved only in your browser localStorage · Never sent to A1omads

✅ API key saved and working!
Key error
Generation Settings
Word Count
Tone
Language
Optimize For
⚠️ Error
AI Output
0 words
AI-generated content will appear here. Enter a keyword above, save an API key, and click "Generate Full Draft".
Free API Key Links
🟤 Anthropic Claude
Free $5 credits on signup

🟢 OpenAI GPT
gpt-4o-mini is very affordable

🔵 Google Gemini
Free tier available

Groq (Llama 3.1)
Free tier — very fast
AI Writing Tips
• Enter keyword first for best results
• Use "Send to Analyze" to score AI output
• Groq has a free tier — great starting point
• "Remove Hedges" improves LLM visibility
• Voice Search mode targets position zero
• Google AI Overview mode adds direct answers after each H2
🆓 All export formats are free. Draft history and calendar are saved to your browser only — nothing is uploaded to any server.
Export Current Content
Done!
Content Calendar

No calendar entries yet.

Saved Drafts

No saved drafts yet. Click "Save Draft" in the export section.

Freshness Reminder
Remind me to update content in
Quick Links

How to Use the Free SEO Content Toolkit

1

Enter Your Keyword

Type your target keyword in the search bar at the top of the tool. The tool auto-classifies search intent (Informational, Commercial, Transactional, Navigational) and adjusts recommendations accordingly.

2

Analyze Content (Free)

Paste any existing content in the Analyze tab — blog posts, articles, landing pages. Instantly get E-E-A-T score (0–100), LLM Visibility score, readability grade, keyword density, trust audit, passage indexing check, and hedge word detection. No API key.

3

Generate Schema & Meta (Free)

Go to the Meta & Schema tab. Fill page details or click Auto-Fill from Keyword. Get a live SERP preview, JSON-LD schema (6 types), Open Graph tags, hreflang tags, and robots meta — all free, copy with one click.

4

Build Your Brief (Free)

The SEO Brief tab generates H2 structure suggestions, 15 PAA questions, 30+ LSI semantic keywords, a topic cluster map, content upgrade ideas, and a featured snippet guide — all template-based, no API key needed.

5

AI Writing (Optional)

Optionally use the AI Writer tab with Anthropic Claude, OpenAI GPT, Google Gemini, or Groq (free tier). Generate full drafts or briefs, then click "Send to Analyze" to score the AI output immediately.

6

Export & Schedule

Export as Plain Text, Markdown with YAML frontmatter, HTML with schema, or WordPress Gutenberg blocks. Save drafts to browser history, add to the content calendar, and set a freshness reminder.

40+ Features — Free vs Optional AI

Every feature that works free is marked. AI features require your own API key from any of 4 providers.

⚡ What makes this SEO toolkit different?

Most free SEO tools offer one function — a readability checker or a schema generator. This toolkit combines 40+ features across content analysis, meta generation, schema markup, content briefs, and optional AI writing in a single browser-based tool. The E-E-A-T scorer and LLM Visibility score are unique — they analyze content for signals that affect both Google rankings and AI search engine citation probability simultaneously.

FeatureWhat It DoesFree?
📊 E-E-A-T Score (0–100)Scores Experience, Expertise, Authoritativeness, Trust in real time from pasted content✅ Free
🤖 LLM Visibility ScorePredicts citation probability by ChatGPT, Perplexity, Claude, Gemini — 5 dimensions, 0–100✅ Free
📖 Readability GradeFlesch-Kincaid grade level with improvement tips (Grade 6–8 = excellent for web)✅ Free
🔎 Keyword DensityCounts keyword occurrences and percentage — flags over-optimization (>2.5%) and under-use (<0.5%)✅ Free
🏗 Heading StructureExtracts H1/H2/H3 hierarchy from content with visual tree display✅ Free
📑 Passage Indexing CheckerChecks each H2 section is 150–400 words with a direct answer opening for Google Passage Indexing✅ Free
🔐 Trust Signal AuditChecks 8 trust signals: publication date, author, statistics, first-hand experience, source attribution, expert voice, freshness, no hedge language✅ Free
✂️ Hedge Word DetectionIdentifies speculative language (might, could, perhaps) that reduces E-E-A-T Trust and LLM visibility✅ Free
🖥 Live SERP PreviewReal-time Google-style SERP preview updates as you type title and description — with character count warnings✅ Free
🏷 Schema Generator (6 Types)Article, HowTo, FAQPage, LocalBusiness, Product, BreadcrumbList — complete JSON-LD ready to paste✅ Free
📤 Open Graph + Twitter CardComplete OG and Twitter Card meta tags with og:image ready for social sharing✅ Free
🌍 Hreflang GeneratorGenerates hreflang tag set for 8 languages with x-default — paste into your head element✅ Free
❓ PAA Question Generator (15)Generates 15 People Also Ask style questions with answer templates for any keyword✅ Free
🔤 LSI Keyword Generator (30+)Generates 30+ semantic and LSI keyword variants — click any to copy to clipboard✅ Free
🗺 Topic Cluster MapGenerates 1 pillar page + 8 cluster page suggestions with titles for topical authority building✅ Free
✍️ AI Draft GeneratorGenerates full SEO drafts or content briefs using 4 AI providers with your own API key🔑 API key
🤖 AI Provider Choice (4)Anthropic Claude, OpenAI GPT, Google Gemini, or Groq Llama — Groq has a free tier🔑 API key
📤 Export (5 Formats)Plain text, Markdown + YAML frontmatter, HTML + Schema, WordPress Gutenberg, Clipboard✅ Free

SEO Content Analysis Guide — E-E-A-T, LLM Visibility & AI Search 2026

Why E-E-A-T and LLM Visibility require different optimization strategies

E-E-A-T optimization targets Google's human quality rater guidelines — it rewards content that demonstrates genuine experience, verifiable expertise, credible authorship, and factual trustworthiness. LLM Visibility optimization targets AI systems' extraction behavior — it rewards direct declarative answers, factual density, entity richness, structural clarity, and zero hedge language. These two frameworks overlap significantly in the Trust dimension (both penalize hedge language and reward dates and citations) but diverge in how they reward structure: Google's E-E-A-T rewards comprehensive coverage, while AI search rewards self-contained, extractable answer blocks after each heading.

The 2026 dual-optimization strategy: Structure each H2 section with a direct 40–60 word answer in the first paragraph (for LLM Visibility), then provide comprehensive supporting evidence in the remaining 150–300 words (for E-E-A-T Expertise). This "answer-first, evidence-second" structure satisfies both frameworks simultaneously.

How to use keyword density without over-optimizing

Keyword density between 0.5% and 2.5% is generally considered safe for most topics. Below 0.5% and the keyword may not register as the page's primary topic. Above 2.5% risks over-optimization penalties, particularly for competitive head keywords. The optimal range for informational content is 0.8% to 1.5%. For local SEO content, the location modifier should appear independently at 0.3%–0.8% in addition to the primary keyword density. Use the keyword density checker in the Analyze tab after pasting your content — it counts all instances including partial matches and reports the exact percentage.

Schema markup — which type to use and when

Article / BlogPosting is the default for any standard blog post, guide, or news article — it adds author, date, and headline signals that strengthen E-E-A-T in structured data. HowTo is for any step-by-step guide — it unlocks the How-To rich result in Google SERPs. FAQPage is for any page with question-and-answer content — it unlocks the FAQ accordion in SERPs and is strongly preferred by Google AI Overviews. LocalBusiness is required for any local SEO page — it provides name, address, and service area signals for local pack rankings. BreadcrumbList improves site navigation display in SERPs and provides context hierarchy for AI indexing.

SEO Content Toolkit FAQ

All answers written for voice search and Google AI Overviews. FAQPage schema is in the page head above.

How does the tool calculate Flesch-Kincaid readability grade?

The tool uses the standard Flesch-Kincaid Grade Level formula: 0.39 × (words/sentences) + 11.8 × (syllables/words) − 15.59. Syllables are counted using a pattern-matching algorithm that is approximately 95% accurate for English. Grade 6–8 is excellent for general web content. Grade 10–12 is appropriate for B2B and professional audiences. Grade 13 or above is typically too complex for most web readers. For non-English content the score is calculated but should be used as a relative guide rather than an absolute benchmark.

What is a content calendar and how do I use the one in this tool?

The content calendar in the Export tab lets you assign a publish date and funnel stage to each piece of content. Enter a title, select a date, and choose a funnel stage — Awareness, Consideration, or Decision. Click Add to create a calendar card. Cards are sorted by date automatically and stored in your browser localStorage. Use the calendar to plan your content production schedule, balance funnel stage coverage, and track which topics are scheduled versus published. All calendar data stays in your browser.

What does the Markdown export format include?

The Markdown export includes a YAML frontmatter block at the top with title, slug, publish date, author name, target keyword, and content type — compatible with Gatsby, Hugo, Next.js, Astro, Jekyll, Eleventy, and Obsidian. The content body follows with standard Markdown headings (## for H2, ### for H3), bold text preserved, and internal link placeholders kept intact. This format is ideal for developers using static site generators or Markdown-based CMS platforms.

How does the Auto-Fill Meta feature work?

Click Auto-Fill from Keyword in the Meta and Schema tab. The tool takes your keyword from the keyword bar and your selected content type (Blog, How-To, FAQ, Landing Page, Comparison, or Local SEO) and generates a template meta title optimized to 50–60 characters and a meta description optimized to 130–160 characters. Local SEO type pulls in your business city if entered. The slug is automatically generated from the keyword in URL-safe format. You can edit all fields after auto-fill.

Can I use Groq Llama for free AI writing?

Yes. Groq offers a free tier at console.groq.com — sign up, create an API key, and paste it into the AI Writer tab. Select Groq as your provider. The tool uses the llama-3.1-8b-instant model which is fast and capable for most SEO content generation tasks. The free tier has rate limits but is sufficient for generating blog posts, briefs, and outlines. Groq is the fastest of the four providers available in this tool due to their hardware inference acceleration.