Auto-Generate & Publish SEO Blog Posts to WordPress with OpenRouter & Runware

Automate Blog Creation and Publishing with Ultra-Low Cost AI This n8n workflow — BlogBlizt: Runaware Edition — automates the creation, enrichment, and publishing of SEO-optimized blog posts for WordPress using entirely free OpenRouter AI models for text and metadata generation, plus ultra-low-cost Runware AI for realistic featured images (as low as $0.0016 per image). It’s triggered every 3 hours or manually via Telegram. Each run generates 1,500–3,500-word articles on trending topics in Technology, AI, Tech Facts, History, or Tips — all complete with catchy titles, slugs, meta descriptions, and visuals. --- 💰 Why This Is So Cost-Efficient - ✅ Free metadata + article generation (OpenRouter free-tier models) - 💸 Only cost is for image generation via Runware: - Image generation: $0.0016/image (the cheapest model could be $0,00065) This is ideal for scale — generating dozens of high-quality blog posts with minimal expense. --- ⚡ Who Is This For? - Bloggers who want high-quality content without writing - SEO marketers seeking fresh, long-form articles - WordPress site owners automating publishing workflows - Growth hackers targeting high-volume content generation --- ❓ What Problem Does It Solve? Creating SEO-rich blog content is time-consuming, expensive, and requires expertise. BlogBlizt eliminates this friction by using free models (OpenRouter) to generate text and metadata — making this workflow nearly free to operate, with the only cost being the featured image ($0.0016/image). --- 🔧 What This Workflow Does - ⏱ Triggers: Every 3 hours (or via Telegram command: generate) - 🧠 Generates Metadata: Title, slug, category, focus keyphrase, and meta description using OpenRouter - ✍️ Writes SEO Article: 1,500–3,500 words with headings, H2/H3s, CTA, and outbound links - 🖼️ Creates Image: Generates realistic 1024×1024 blog image with Runware AI - 📤 Publishes to WordPress: Auto-publishes with category ID, featured image, and Yoast SEO fields - 📣 Notifies: Sends publish link to Discord and Telegram (optional) --- 🔐 Setup Instructions - Import .json into n8n - Add credentials: - OpenRouter API (free LLMs like LLaMA-3, Nemotron) - Runware API key (get it here) - (Optional) Telegram Bot + Discord Webhook - Test by sending the word generate via Telegram --- 🧩 Pre-Requirements - Self-hosted or cloud-based n8n instance - WordPress with category IDs configured: - Technology → 3 - AI → 4 - Tech Fact → 7 - Tech History → 8 - Tech Tips → 9 - OpenRouter API Key (free) - Runware API Key (for images) - WordPress user ID (admin, default is 1) - Telegram bot (optional) - Discord webhook (optional) --- 🛠️ Customize It Further - Change writing tone or prompt in ✍️ Compose SEO Article Content node - Cofigure the category - Swap free LLMs (Claude, Gemini, GPT, etc.) in OpenRouter settings - Adjust schedule (every 6h, daily, etc.) - Extend alerts (email, Slack, Notion) --- 🧠 Nodes Used - Schedule Trigger - Telegram Trigger - @n8n/n8n-nodes-langchain (OpenRouter) - WordPress Node - HTTP Request (Runware API) - Discord Webhook - Sticky Notes (Documentation inside canvas) --- 📞 Support Created by: Khaisa Studio Tag: youtube, summarizer, telegram, openai Category: AI Automation, Video Tools Need a custom? contact me on LinkedIn or Web