About SchemaForAI.dev
SchemaForAI.dev is a free, open technical resource for developers, marketers, and SEO practitioners who want to understand how structured data and web standards shape your brand's visibility in AI-generated search responses and across modern discovery systems.
Why This Site Exists
AI search is different from traditional search. When you optimize for Google, you're optimizing for a ranking algorithm. When you optimize for AI, you're optimizing for comprehension and synthesis.
AI engines don't need your page to rank. They need to understand what you are, what you offer, and why you matter. Structured data, proper web standards, and accessible markup are how you make that machine-readable.
This site teaches you how.
What We Cover
We focus on practical, implementation-focused guides across structured data and broader web standards:
- Organization Schema - The foundation of your entity identity
- FAQ Schema - How to structure answers for AI extraction
- Product Schema - Getting into AI-generated comparisons and recommendations
- Local Business Schema - Schema for brick-and-mortar and location-based businesses
- Accessibility & ARIA - How web accessibility improves machine readability
- API Documentation Standards - OpenAPI, AsyncAPI, and structured documentation
- Research - Data-driven analysis of what works
- Tools - Validators and measurement platforms
Philosophy
- Practical over theoretical. Every guide includes actual code examples you can copy and adapt.
- Accuracy over hype. We measure what works and what doesn't. We don't claim magic solutions.
- Openness over gatekeeping. This is a free resource. No paywalls, no upsells, no gatekeeping.
- Completeness over shortcuts. We show you the full picture, including mistakes to avoid and edge cases to consider.
- Standards-first. We build on established standards from Schema.org, W3C, and Google Search Central.
Measurement and Research
Everything on this site is grounded in analysis. Our research team continuously audits how brands are implementing schema and measures the correlation with AI visibility metrics. We publish our findings in the research section so you can learn from real data.
About 42A
This resource is created by 42A, an AI Visibility and GEO platform. 42A helps brands track, measure, and improve how they appear in AI-generated search responses.
SchemaForAI.dev exists as an open resource independent of 42A's product. Everything here applies whether or not you use 42A. We reference 42A for measurement and visibility tracking because it's the most comprehensive platform for that purpose, but the guidance is universally applicable.
Get Started
New to structured data? Start with the homepage for an overview. Then dive into Organization Schema if you haven't implemented that yet.
Want to measure your impact? Check out our tools guide for validators and visibility tracking platforms.
Questions or suggestions? This is a living resource. Contact us with feedback.
Contributing
If you've discovered schema patterns that work well for AI visibility, or best practices for web standards that improve machine readability, let us know. We're always learning and updating based on what the community discovers.