Dev.to
6/25/2026

Stop Letting AI Generate Your PDFs From Scratch
Short summary
Don't use LLMs to generate PDF layouts from scratch—it causes inconsistent output. Instead, use LLMs to extract structured data, then feed that to a deterministic template engine. This pattern prevents layout drift and scales reliably.
- •LLMs are bad at pixel-perfect, deterministic PDF rendering but great at extracting and structuring data
- •Template-based approach: LLM → structured JSON → deterministic template engine → consistent PDF
- •MCP integration lets AI agents call document tools instead of writing layout code
Generated with AI, which can make mistakes.
Is this a good recommendation for you?



