Individual skill

prompt-optimizer

Creates, optimizes, and iteratively refines agent prompts, system prompts, developer prompts, and reusable prompt templates. Use when asked to improve a prompt, optimize a system prompt, rewrite an agent prompt, tune prompt wording, make a prompt more reliable, port prompts between OpenAI, Claude, or Gemini, or build prompt evals.

skills/prompt-optimizer/SKILL.md

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Last checked: Nov 4, 2026

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Repository stars (not skill ratings): 1,134
Repository last updated: Nov 5, 2026
License: Apache-2.0

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tag-production Repository topic
engineering Derived category

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SKILL.mdcore · 4,613 bytes
SOURCES.mddoc · 11,614 bytes
SPEC.mddoc · 5,219 bytes
references/core-patterns.mddoc · 5,514 bytes
references/meta-optimization-loop.mddoc · 3,710 bytes
references/model-family-notes.mddoc · 3,397 bytes
references/transformed-examples.mddoc · 3,603 bytes

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# Prompt Optimizer

Optimize prompts with evals. Keep every instruction, example, and external context reference causal.

## Load Only What You Need

| Need | Read |
|------|------|
| New prompt | `references/core-patterns.md`, `references/model-family-notes.md`, `references/transformed-examples.md` |
| Existing prompt | `references/meta-optimization-loop.md`, `references/core-patterns.md`, `references/model-family-notes.md` |
| Model-family port | `references/model-family-notes.md`, `references/core-patterns.md` |
| Repeated failures | `references/meta-optimization-loop.md`, `references/core-patterns.md` |
| Weak or ambiguous draft | `references/transformed-examples.md` |
| Provenance | `SOURCES.md` |