Claude Haiku 5.5 tops RamenBench: 45-min run, 420k tokens, $2.06 — a big leap over Haiku 4.5

aitrendz_xyz · x · 2026-10-08

On RamenBench, Claude Haiku 5.5 ran at Max effort for 45 minutes 6 seconds, used 420k tokens at an estimated $2.06, and built a complete ramen bowl with noodles and chopsticks — where Haiku 4.5's output blurred out. Quirks remain (noodles float back up, noodle design needs work), but it marks a major upgrade in long-horizon creative runs.

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