SeaSlides Boosts Agentic Presentation Generation with Semantic Abstraction

Shengjun Fang, Chenyang Wu, Zongzhang Zhang· August 5, 2026 View original

Key takeaways

  • Agentic presentation generation faces challenges in content preservation and design coherence.
  • SeaSlides introduces a semantic abstraction layer, separating content authoring from rendering.
  • This approach improves robustness for technical decks with complex elements.
  • It leads to more readable source content and higher quality rich-content slides.

Who benefits

EducationConsultingResearchSoftware DevelopmentMarketing

Summary

SeaSlides is an agentic slide-generation framework that uses a semantic abstraction layer to improve the creation of complex presentations. It allows models to write structured content through reusable components, while templates handle layout and rendering, making long technical decks more robust and readable.

Generating high-quality, long technical presentations using AI agents is challenging due to the need to preserve content, maintain design coherence, and render specialized elements like formulas and charts. Existing methods often force models to make low-level rendering decisions or restrict their flexibility. SeaSlides addresses this by introducing a semantic abstraction layer. Instead of generating raw coordinates or styles, the AI model focuses on structured content using predefined components and modules. Layout, styling, and rendering are then managed by templates, ensuring consistency and robustness. This approach, instantiated in both HTML and Typst, significantly improves the readability of generated source code and the quality of rich-content slides.

Why it matters

Professionals who frequently create complex technical presentations can benefit from AI tools that generate accurate, well-formatted, and easily editable slides, saving significant time and effort.

How to implement this in your domain

  1. 1Evaluate current presentation generation workflows for inefficiencies and quality issues, especially for technical content.
  2. 2Explore frameworks like SeaSlides that leverage semantic abstraction for content creation, separating content from presentation.
  3. 3Pilot agentic slide generation for specific types of technical documents, focusing on content accuracy and visual consistency.
  4. 4Develop or adapt reusable components and capability modules for common presentation elements like equations, code, and charts.
  5. 5Integrate feedback stages into the generation process to catch and correct build errors, constraint violations, and visual defects early.

Original post by Shengjun Fang, Chenyang Wu, Zongzhang Zhang

"arXiv:2608.03298v1 Announce Type: new Abstract: Agentic presentation generation must preserve source content, maintain coherent visual design, render specialized objects, and produce usable artifacts. Existing systems meet only part of this requirement: templates preserve regular…"

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