7 Best HTML-to-Image APIs for Automation Workflows (2026)

June 08, 20266 min read

Building automation workflows that generate images from HTML? Here are the 7 best HTML-to-image APIs for automation in 2026, ranked by automation support, pricing, and ease of integration.

Overview

This guide covers everything you need to know about 7 best html-to-image apis for automation workflows.

Getting started with RenderPix

# One API call. That's all. curl -X POST https://renderpix.dev/v1/render \ -H "X-API-Key: YOUR_KEY" \ -H "Content-Type: application/json" \ -d '{ "html": "<div style=\"width:1200px;height:630px;background:#0f0f0f;color:#fff;display:flex;align-items:center;justify-content:center;font-size:48px\">Hello, RenderPix</div>", "width": 1200, "height": 630, "format": "png" }' --output card.png

RenderPix is a managed HTML-to-image API starting at $9/mo. 100 free renders/month, no credit card required. Native n8n node, batch rendering, template variables.

Try RenderPix free — no credit card needed

100 renders/month. Full HTML control. Native n8n node.

Get your free API key →