1
Send a JSON payload
POST to the template endpoint with the values you want rendered. Authenticate with your API key.
Blog Featured Hero: Blog Hero Image Generator API
Editorial hero images for blog posts and article pages
Use cases for the Blog Hero Image Generator API
The Blog Featured Hero template is the shortest path to a working blog hero image generator api from your stack. Send a small JSON payload, get back a tested PNG that fits your brand. No browser, no headless Chrome wrangling, no design tooling on your side.
Common reasons people reach for this template:
- Article hero images on blog pages
- Newsletter and article syndication
- Press and editorial coverage
How it works
2
We render the image
The template is rendered server-side as a 1200x630 PNG (or whatever dimensions the template defines).
3
You get back a URL
The response includes a CDN URL for the PNG. Cache it, embed it, attach it to a tweet, anything you need.
Quick example
A single cURL call to render a Blog Featured Hero as a PNG:
curl -X POST https://app.html2img.com/api/v1/templates/blog-hero \
-H "X-API-Key: YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"title":"The quiet rise of the small-team dev shop","subtitle":"Why eight-person studios are quietly outperforming the unicorn class.","category":"Industry","read_time":"7 min read","author_name":"Adaeze Okafor","author_role":"Editor at Northwind Weekly","author_avatar_url":"https://i.pravatar.cc/160?img=49","background_image_url":"https://picsum.photos/seed/blog-hero/1600/900","background_color":"#0F172A","accent_color":"#22D3EE"}'For the full PHP, Node and Python equivalents, plus every input the template accepts, see the Blog Featured Hero API reference. Setting up your key is covered in the authentication guide.
Inputs at a glance
A quick summary of what the Blog Featured Hero template accepts. The full reference, including example values and array shapes, is in the docs.
| Name | Type | Required |
|---|---|---|
| title | string | Required |
| subtitle | string | Optional |
| category | string | Optional |
| read_time | string | Optional |
| author_name | string | Optional |
| author_role | string | Optional |
| author_avatar_url | url | Optional |
| background_image_url | url | Optional |
| background_color | string | Optional |
| accent_color | string | Optional |
See the full inputs reference for descriptions, examples and validation rules.
Related templates
Ready to render your first Blog Featured Hero?
Sign up free, grab an API key, send a payload. The pricing page covers the higher-volume plans if you outgrow the free tier.