# Claude Blog > Free, open-source AI blog writing skill for Claude Code. > Full text of every page: [llms-full.txt](https://claude-blog.md/llms-full.txt) ## Overview Claude Blog is a free, open-source AI blog writing skill ecosystem for Claude Code. It creates, scores, and optimizes blog posts dual-optimized for Google rankings (December 2025 Core Update) and AI citation platforms (ChatGPT, Perplexity, Google AI Overviews, Bing Copilot). 30 sub-skills, 5 AI agents, 30 commands, 12 content templates, 15 reference guides. MIT licensed; FLOW prompts CC BY 4.0. ## Key Facts - Version: 1.9.1 - License: MIT (free forever); FLOW prompts CC BY 4.0 - [GitHub](https://github.com/AgriciDaniel/claude-blog) - Stars: 833+ - Forks: 173+ - Author: Daniel Agrici (AgriciDaniel) - Requirements: Python 3.11+, Claude Code CLI 1.0.33+ - Install (recommended): /plugin marketplace add AgriciDaniel/claude-blog then /plugin install claude-blog@AgriciDaniel-claude-blog - Install (manual): git clone --depth 1 https://github.com/AgriciDaniel/claude-blog.git && bash claude-blog/install.sh - Community contributions: 5 Pro Hub Challenge skills integrated in v1.7.0 (blog-cluster, blog-multilingual, blog-translate, blog-localize, blog-locale-audit). See CONTRIBUTORS.md in repo. ## 5-Agent Pipeline Every blog post is processed by 5 specialized AI agents: 1. Researcher: Finds current statistics, verifies sources, discovers images (Pixabay, Unsplash, Pexels) 2. Writer: Drafts the full article using a selected template with answer-first formatting 3. SEO: Validates on-page elements post-writing (title, meta, headings, links, OG tags) 4. Translator: Native-quality translations with format preservation (markdown, MDX, HTML, frontmatter, schema, SVG) - NEW v1.7.0 5. Reviewer: Scores the post on a 100-point scale across 5 categories ## 12 Content Templates how-to guide, listicle, case study, comparison, pillar page, product review, thought leadership, roundup, tutorial, news analysis, data research, FAQ knowledge base ## 100-Point Scoring System - Content Quality: 30 points - SEO Optimization: 25 points - E-E-A-T Signals: 15 points - Technical Elements: 15 points - AI Citation Readiness: 15 points Scoring bands: Exceptional (90-100), Strong (80-89), Acceptable (70-79), Below Standard (60-69), Rewrite (under 60) ## 30 Commands /blog write, /blog rewrite, /blog analyze, /blog brief, /blog calendar, /blog strategy, /blog outline, /blog seo-check, /blog schema, /blog repurpose, /blog geo, /blog image, /blog audit, /blog cannibalization, /blog factcheck, /blog persona, /blog taxonomy, /blog notebooklm, /blog audio, /blog google, /blog cluster, /blog multilingual, /blog translate, /blog localize, /blog locale-audit, /blog flow, /blog brand, /blog chart, /blog discourse, /blog update ## Major New Features (v1.6.5 - v1.9.1) - Google APIs integration: PageSpeed, CrUX (25-week history), GSC, GA4, YouTube, NLP, Keywords (13 commands, 4 credential tiers) - v1.6.5 - NotebookLM research integration: source-grounded queries against your Drive notebooks - v1.6.x - Gemini TTS audio narration: 30 voices, 80+ languages, 24kHz output - v1.6.x - Semantic topic clustering: hub-and-spoke architecture with internal-link injection (Pro Hub Challenge: Lutfiya Miller) - v1.7.0 - Multilingual publishing suite: one-command write + translate + localize + hreflang across 4 skills (Pro Hub Challenge: Chris Mueller) - v1.7.0 - FLOW framework integration: 30 evidence-led prompts (Find, Leverage, Optimize, Win) CC BY 4.0 - v1.7.0 - Security hardening: CRITICAL VULN-001 (API key exposure) closed, OAuth CSRF protection, hash-pinned dependencies, PowerShell 5.1 compatibility - v1.7.1 - Brand context: durable BRAND.md + VOICE.md auto-loaded by all sub-skills - v1.8.0 - Inline SVG charts: 7 dark-mode-compatible chart types built into the writer/rewriter - v1.8.0 - Discourse research: API-free 30-day voice-of-customer research across Reddit, X, YouTube, Hacker News - v1.8.0 - Blog Delivery Contract: 5-gate pre-publish quality enforcement plus 95/100 security audit - v1.9.0 to v1.9.1 ## Ecosystem - [Claude SEO (companion tool)](https://claude-seo.md/) - [Claude Banana (AI images)](https://github.com/AgriciDaniel/banana-claude) ## Pages ### Skills (30) - [Orchestrator](https://claude-blog.md/skills) - [AI Blog Writer](https://claude-blog.md/skills/blog-write) - [Content Scoring](https://claude-blog.md/skills/blog-analyze) - [Content Optimizer](https://claude-blog.md/skills/blog-rewrite) - [Blog Strategy](https://claude-blog.md/skills/blog-strategy) - [AI Image Generation](https://claude-blog.md/skills/blog-image) - [AI Citation Optimizer](https://claude-blog.md/skills/blog-geo) - [Blog Audit](https://claude-blog.md/skills/blog-audit) - [Content Briefs](https://claude-blog.md/skills/blog-brief) - [Editorial Calendar](https://claude-blog.md/skills/blog-calendar) - [Schema Generator](https://claude-blog.md/skills/blog-schema) - [Content Repurposing](https://claude-blog.md/skills/blog-repurpose) - [Content Outlines](https://claude-blog.md/skills/blog-outline) - [SEO Checker](https://claude-blog.md/skills/blog-seo-check) - [Writing Personas](https://claude-blog.md/skills/blog-persona) - [Fact Checker](https://claude-blog.md/skills/blog-factcheck) - [Keyword Overlap](https://claude-blog.md/skills/blog-cannibalization) - [CMS Taxonomy](https://claude-blog.md/skills/blog-taxonomy) - [FLOW Framework](https://claude-blog.md/skills/blog-flow) - [Google APIs](https://claude-blog.md/skills/blog-google) - [NotebookLM Research](https://claude-blog.md/skills/blog-notebooklm) - [Gemini TTS Audio](https://claude-blog.md/skills/blog-audio) - [Topic Clusters](https://claude-blog.md/skills/blog-cluster) (Pro Hub Challenge: Lutfiya Miller) - [Multilingual Publishing](https://claude-blog.md/skills/blog-multilingual) (Pro Hub Challenge: Chris Mueller) - [SEO Translation](https://claude-blog.md/skills/blog-translate) (Pro Hub Challenge: Chris Mueller) - [Cultural Localization](https://claude-blog.md/skills/blog-localize) (Pro Hub Challenge: Chris Mueller) - [Multilingual Audit](https://claude-blog.md/skills/blog-locale-audit) (Pro Hub Challenge: Chris Mueller) - [Brand Context](https://claude-blog.md/skills/blog-brand) - [SVG Data Charts](https://claude-blog.md/skills/blog-chart) - [Discourse Research](https://claude-blog.md/skills/blog-discourse) ### Blog Posts - [How to Fact-Check AI-Written Blog Posts: A Claim-by-Claim Workflow](https://claude-blog.md/blog/how-to-fact-check-ai-written-blog-posts) - [Public Questions and PAA SEO](https://claude-blog.md/blog/public-questions-paa-skill) - [Claude Blog v1.9.1: 5-Gate Delivery Contract + 95/100 Security Audit](https://claude-blog.md/blog/claude-blog-v191-release) - [ChatGPT Codex vs Claude Code: Who Wins in 2026?](https://claude-blog.md/blog/chatgpt-codex-vs-claude-code-2026) - [Claude Blog v1.9.1 release deck (12-slide interactive HTML companion)](https://claude-blog.md/decks/v1-9-1/) - [Claude Blog v1.7.0 Community Release](https://claude-blog.md/blog/claude-blog-v170-community-release) - [Claude Blog v1.7.1 Security Hardening](https://claude-blog.md/blog/claude-blog-v171-security-hardening) - [Multilingual Blog Publishing Guide](https://claude-blog.md/blog/multilingual-blog-publishing-guide) - [How to Write SEO Blog Posts with AI](https://claude-blog.md/blog/ai-blog-writing-with-claude-code) - [Claude Blog vs Jasper vs Writesonic](https://claude-blog.md/blog/claude-blog-vs-jasper-writesonic) - [12 Blog Templates Guide](https://claude-blog.md/blog/content-templates-guide) - [AI Content Scoring Explained](https://claude-blog.md/blog/ai-content-scoring-explained) - [Blog SEO Checklist 2026](https://claude-blog.md/blog/blog-seo-checklist-2026) - [Dual Optimization Guide](https://claude-blog.md/blog/dual-optimization-guide) - [Best Claude Code Skills 2026](https://claude-blog.md/blog/best-claude-code-skills-2026) - [AI Content Pipeline Guide](https://claude-blog.md/blog/ai-content-pipeline-guide) - [Free AI Blog Writing Tools 2026](https://claude-blog.md/blog/free-ai-blog-writing-tools-2026) - [Google SEO Data Free API Guide](https://claude-blog.md/blog/google-seo-data-free-api-guide) - [WP MCP Ultimate WordPress Publishing](https://claude-blog.md/blog/wp-mcp-ultimate-wordpress-publishing) - [Obsidian AI Second Brain (the free self-organizing plugin)](https://claude-blog.md/blog/claude-obsidian-second-brain) - [Claude Obsidian v1.9 Compound Vault (release note)](https://claude-blog.md/blog/claude-obsidian-v1-9-compound-vault) - [Claude Blog v1.6.8 Update](https://claude-blog.md/blog/claude-blog-v1-6-8-update) ## Contact - [YouTube](https://www.youtube.com/@AgriciDaniel) - [LinkedIn](https://md.linkedin.com/in/daniel-agrici) - [Skool](https://www.skool.com/ai-marketing-hub) - [GitHub](https://github.com/AgriciDaniel) - Last updated: 2026-09-10 - License: MIT (skill code) + CC BY 4.0 (FLOW prompts)