Same prompt, 13 Claude models, 14 months: a controlled evolution comparison

Reasonable_Day_9300 · reddit · 2026-11-04

Reddit user ReasonableDay9300 has run the exact same prompt on every Claude model released since July 2025 — 13 models over 14 months — and compiled the outputs into a video showing the evolution. The controlled setup makes it easy to see how output style, instruction following and capability shifted across the Claude lineup.

Related event: Same Prompt Tested Across 13 Generations of Claude Models(2 posts)→

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