Automate Open Graph images on every blog post
How to Automate OG Image Generation for Every Blog Post You hand-craft social images for every blog post. Title, author, date, custom background. Hours spent in Figma. Then you update the post, forget to update the image, and Twitter shows the old version. Automate it: generate a unique OG image for each post using the PageBolt API. One API call, one PNG, done. The pattern Create an OG image template (HTML) Hook into your build pipeline (Next.js, Astro, Hugo, static site) For each blog post, POST the template + post metadata to PageBolt's /og-image endpoint Save the PNG to your public/ directory Reference it in your blog post metadata All OG images are generated fresh from the same template. Consistency. No design work. Next.js example Step 1: Create your OG image template <!-- public/og-template.html --> <!DOCTYPE html> <html> <head> <meta charset= "utf-8" > <style> * { margin : 0 ; padding : 0 ; } body { width : 1200px ; height : 630px ; background : linear-gradient ( 135deg , #667ee
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