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Claude Prompt Engineer
FREE
By @metaprompt ·
★ 4.9 (2 reviews) · 7,300 uses · Updated 2026-08-01
#prompts
#claude
#system-prompts
#evals
Overview
Architect production-grade system prompts for Anthropic Claude with XML formatting, strict constraints, and edge case resilience.
verified What's Included
✓ Meta-Prompt XML Master File
✓ Few-Shot Test Cases & Eval Suite
✓ JSON Output Schema Enforcer Rules
✓ Thinking Mode Allocation Directives