Generate & upload images with Leonardo AI, WordPress and Twitter

Prompt-to-Image Generator & WordPress Uploader (n8n Workflow) This workflow generates high-quality AI images from text prompts using Leonardo AI, then automatically uploads the result to your WordPress media library and returns the final image URL. It functions as a Modular Content Production (MCP) tool - ideal for AI agents or workflows that need to dynamically generate and store visual assets on-demand. --- ⚙️ Features - 🧠 AI-Powered Generation Uses Leonardo AI to create 1472x832px images from any text prompt, with enhanced contrast and style UUID preset. - ☁️ WordPress Media Upload Uploads the image as an attachment to your connected WordPress site via REST API. - ☁️ Twitter Media Upload Uploads the image to twitter so that you can post the image later on to X.com using the mediaid - 🔗 Returns Final URL Outputs the publicly accessible image URL for immediate use in websites, blogs, or social media posts. - 🔁 Workflow-Callable (MCP Compatible) Can be executed standalone or triggered by another workflow. Acts as an image-generation microservice for larger automation pipelines. --- 🧠 Use Cases For AI Agents (MCP) - Plug this into multi-agent systems as the "image generation module" - Generate blog thumbnails, product mockups, or illustrations - Return a clean imageurl for content embedding or post-publishing For Marketers / Bloggers - Automate visual content creation for articles - Scale image generation for SEO blogs or landing pages - Supports media upload for twitter For Developers / Creators - Integrate with other n8n workflows - Pass prompt and slug as inputs from any external trigger (e.g., webhook, Discord, Airtable, etc.) --- 📥 Inputs | Field | Type | Description | |--------|--------|----------------------------------------| | prompt | string | Text prompt for image generation | | slug | string | Filename identifier (e.g. hero-image) | Example: 📤 Output 🔄 Workflow Summary 1. Receive Prompt & Slug Via manual trigger or parent workflow execution 2. Generate Image POST to Leonardo AI's API with the prompt and config 3. Wait & Poll Delays 1 minute, then fetches final image metadata 4. Download Image GET request to retrieve generated image 5. Upload to WordPress Uses WordPress REST API with proper headers 6. Upload to Twitter Uses Twitter Media Upload API to get the media id incase you want to post the image to twitter 7. Return Result Outputs a clean publicimageurl JSON object along with wordpress and twitter media objects 🔐 Requirements - Leonardo AI account and API Key - WordPress site with API credentials (media write permission) - Twitter / x.com Oauth API (optional) - n8n instance (self-hosted or cloud) - This credential setup: - httpHeaderAuth for Leonardo headers - httpBearerAuth for Leonardo bearer token - wordpressApi for upload 🧩 Node Stack - Execute Workflow Trigger / Manual Trigger - Code (Input Parser) - HTTP Request → Leonardo image generation - Wait → 1 min delay - HTTP Request → Poll generation result - HTTP Request → Download image - HTTP Request → Upload to WordPress - Code → Return final image URL 🖼 Example Prompt Will return: 🧠 Integrate with AI Agents This workflow is MCP-compliant—plug it into: - Research-to-post pipelines - Blog generators - Carousel builders - Email visual asset creators Trigger it from any parent AI agent that needs to generate an image based on a given idea, post, or instruction.