Cosmic Agents vs Sanity Agent Context vs Hygraph AI: A Real Comparison

The phrase "AI-powered CMS" has become meaningless. Every headless CMS vendor is using it. The real question is: what does the AI actually do? Cosmic, Sanity, and Hygraph are three of the most actively developed headless CMS platforms in 2026. All three are investing in AI. But their approaches are categorically different, and the distinction matters for how you build. This comparison looks at what each platform's AI actually does, where it stops, and which approach fits what kind of team. What