Edge Validation: Why Zod 4 is the Standard for SEO

If you want Google, Perplexity, and ChatGPT to cite your content with mathematical precision, you can't leave your metadata to chance. Data integrity is the absolute foundation of modern technical authority. Validating data isn't just about avoiding a terminal error; it's about ensuring your GEO entities and JSON-LD schemas are bulletproof from the server. Zod 4 solves this directly at the Edge or at build time, shielding your ranking without shipping a single byte to the client. The "Metadata S