Why Cosmic Uses REST (and Why That's the Right Call in 2026)
Dev.to AI
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Generative AI
Why Cosmic Uses REST (and Why That's the Right Call in 2026) Every few years, a new API paradigm gets declared the future. GraphQL had its moment. And it's genuinely good - for certain use cases. But "good for certain use cases" and "better default for most teams" are different claims. REST is still the right default, and in 2026 there's a new reason it matters: AI agents. Here's an honest breakdown of the tradeoffs, and why Cosmic is REST-first by design. The Honest GraphQL vs REST Comparison Let's be direct about where each one wins. Where GraphQL excels Precisely shaped responses.