Eighteen recipes, most of them cooked on Claude — and we're genuinely debating whether to cancel that subscription and move to Codex. Top-model economics on one side, built-in image generation on the other. Here's our honest math, the one move that keeps the choice reversible, and a real question: what would you do?
We gave the same physics-simulation prompt to Fable 5, Opus 4.8, Sonnet 5, and Haiku 4.5 — one shot each, effort pinned, no retries — then ran all four artifacts in a real browser. Three passed. One lost its balls, literally. Play all four demos yourself.
OpenAI's new model family is named after the sun, the earth, and the moon — and you can't use it yet. Here's the fact-checked rundown: the three tiers, the prices, the one benchmark chart that matters, and why the release itself is the biggest story.
Anthropic's new flagship sits in a tier above Opus — at double the price. We charted the benchmarks against Opus 4.8, and the pattern is clear: the harder the task, the wider the gap. Here's what that means for what you cook.