Transactional.dev
Next-level PDF Generation tool for devs
SubscriptionAPIHelpersTailwind CSS5,380 impressions#9 of its week
Transactional.dev provides an API to generate PDFs from HTML/Tailwind templates with AI assistance and no rendering infrastructure.
- for
- Developers who need to create and serve personalized PDFs at scale.
- pricing
- freemium
Key features
- AI-assisted template design — Describe a document to an AI agent; it writes HTML, selects fonts and creates the template.
- Handlebars variables — Use Handlebars placeholders, conditions and loops for fully personalized PDFs.
- One-click API endpoint — POST to /v1/generate with document ID and variables to receive a PDF URL.
- Managed rendering infrastructure — Chromium rendering is hosted, scaling from single to thousands of PDFs without self-hosting.
- MCP integration — Full PDF API exposed through MCP-aware LLMs (Claude, ChatGPT, Cursor, Gemini) for end-to-end generation.
- Live preview and dashboard — Edit templates, preview with sample data, and view logs, latency and status in a dashboard.
- Tailwind + Google Fonts support — Style PDFs with Tailwind CSS and any Google Font directly in the editor.
- Top-up credits — Buy extra generation or AI credits that never expire and are consumed after monthly allotment.
Use cases
- Generate PDF receipts for Stripe checkout in real time.
- Create personalized invoices with customer-specific line items.
- Produce branded marketing PDFs (brochures, reports) on demand.
- Serve PDF versions of transactional emails without a rendering stack.
Transactional.dev pricing
- Free€0 forever250 PDFs / month · 1,000 AI credits / month · Unlimited templates · Full editor
- Starter€19/ month/month5,000 PDFs / month · 5,000 AI credits / month · Email support
- Growth€59/ month/month25,000 PDFs / month · 20,000 AI credits / month · Priority rendering · Priority email support
- Business€149/ month/month100,000 PDFs / month · 50,000 AI credits / month · Priority support + SLA
- Top-up (1,000 generations)€5
Transactional.dev vs alternatives
 Transactional.dev |  Stripe |  Tailwind CSS |  WorkOS | ||
|---|---|---|---|---|---|
| Best for | API-driven PDF generation with AI-assisted templates | Email API for developers | Payments infrastructure | Utility-first CSS framework | Enterprise SSO and auth APIs |
| Pricing | Freemium | Subscription | Subscription | Free | Subscription |
| DevHunt upvotes | 3 | 0 | 0 | 0 | 0 |
| Launched | Nov 2024 | — | — | — | — |
- Transactional.dev vs Resend: Transactional.dev focuses on PDF generation, while Resend provides email API services.
- Transactional.dev vs Stripe: Stripe handles payments; Transactional.dev handles PDF creation and delivery.
- Transactional.dev vs Tailwind CSS: Tailwind CSS is a styling framework; Transactional.dev uses Tailwind for PDF styling but adds rendering and API.
- Transactional.dev vs WorkOS: WorkOS offers auth and SSO APIs, whereas Transactional.dev offers PDF generation APIs.
Transactional.dev FAQ
Is the free tier really free? Do I need a credit card?+
Yes, the Free tier is free forever, includes full editor and API access, and requires no credit card.
How is this different from running Chromium myself?+
Transactional.dev hosts Chromium rendering, handling scaling, cold starts and font management so you don’t maintain a render stack.
Can I use my own fonts and custom CSS, not just Tailwind?+
You can use any Google Font and raw CSS alongside Tailwind in your templates.
What is the MCP server, and do I need it?+
MCP exposes the full PDF API to LLMs; you can use it with any MCP-aware LLM but it’s optional for direct API calls.
How fast is a typical PDF generation?+
The service reports a p95 latency of 412 ms for PDF generation.
Do templates support conditions and loops?+
Yes, Handlebars syntax provides conditionals and each-loops for dynamic content.
Summarized by DevHunt from transactional.dev · Oct 2, 2026. Details may change; check the official site.
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