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Vol. VIII · Production Systems · VIII.5

Anti-Patterns

The field's repeating failures, collected from the 12-factor journey, Anthropic's warnings, and every framework README's implicit 'please do not'.

7 min read

Doctrine

  • No unbounded loops. No unsandboxed exec. No unowned prompts. No shared mega-context. No star-driven architecture.

Review this list on every design doc

If the design cannot name its termination condition, its sandbox, its context builder, its eval set, and its pause API, it is not ready. Stars, roles, and 'autonomy' are not substitutes.

The viral 2026 GitHub wave produced hundred-thousand-star harnesses with disabled issues, prompt dumps, and wrapper clones. This encyclopedia's atlas is the filter: contribution first, stars second. Use it.

Anti-patterns

  • The 80% framework rewrite.
  • Multi-agent theater.
  • Memory as unfiltered logs.
  • Tools as god objects.
  • Eval-by-demo.
  • Security-by-system-prompt.
  • Context hoarding.
  • Handoffs that copy entire histories.
  • Crews without a process.
  • Computer-use as the first tool.

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