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Zeitgeist — a spike by Chris Gathercole
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  2. Nate B. Jones — AI News & Strategy Daily/

Your Prompts Didn't Change. Opus 4.7 Did.

YouTube/Podcast · ~52 min · Podcast · YouTube

  • Claude Opus 4.7 introduces improvements to persistence alongside a notable increase in literalism — prompts that previously worked through implication now require explicit instruction.
  • Benchmarks across enterprise knowledge work categories show meaningful gains; web research tasks show regressions.
  • Tokenizer changes affect cost-efficiency calculations — teams should revalidate their token budgets under Opus 4.7 rather than assuming continuity.
  • Practical takeaway: treat model upgrades as breaking changes for production prompts; regression-test before deploying, especially for tasks relying on model inference of intent.