{"product_id":"ai-agent-system-prompt-architect-for-claude-codex","title":"AI Agent System Prompt Architect for Claude \u0026 Codex","description":"\u003ch3\u003eAI Agent System Prompt Architect for Claude \u0026amp; Codex\u003c\/h3\u003e\n\n\u003cp\u003eThe AI Agent System Prompt Architect skill designs, reviews, and revises deployable system prompts specifically tailored for AI agent projects. This skill assists users in creating clear and effective prompts for agents such as Claude Code and Codex, ensuring structured role definitions, task boundaries, and tool-use rules.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this skill does\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eTransforms partial agent requirements into fully deployable system prompts.\u003c\/li\u003e\n    \u003cli\u003eHandles requests for writing, improving, reviewing, or debugging agent prompts.\u003c\/li\u003e\n    \u003cli\u003eSupports schema-driven prompt designs, including outputting structured data formats like JSON.\u003c\/li\u003e\n    \u003cli\u003eFocuses on defining agent roles, task boundaries, evidence management, and output format.\u003c\/li\u003e\n    \u003cli\u003eExcludes handling of one-off chat prompts or general prompt-engineering queries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho it is for\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eDevelopers working with AI coding agents like Claude Code, Cursor, and Codex.\u003c\/li\u003e\n    \u003cli\u003eTeams in need of consistent and effective prompt design for agent interactions.\u003c\/li\u003e\n    \u003cli\u003eOrganisations requiring structured and clear system messages for their AI projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eCreating structured and concise prompts for AI agents tasked with specific roles.\u003c\/li\u003e\n    \u003cli\u003eEstablishing clear task boundaries and operational rules within AI systems.\u003c\/li\u003e\n    \u003cli\u003eEnsuring agents output consistent, schema-compliant data, such as JSON structures.\u003c\/li\u003e\n    \u003cli\u003eReviewing and optimizing existing system prompts for improved clarity and function.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eCompatible with agent-skills and AI application integrations.\u003c\/li\u003e\n    \u003cli\u003eFocused on agent system prompt architecture within Claude Code, Cursor, and Codex environments.\u003c\/li\u003e\n    \u003cli\u003eUtilizes labels and schema field names for efficient prompt management.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- mcpcart:static-blocks:start --\u003e\n\u003chr\u003e\n\u003ch3\u003eSource \u0026amp; Licence\u003c\/h3\u003e\n\u003cp\u003eThis package is built on open-source work published by \u003cstrong\u003eCR-730\u003c\/strong\u003e (\u003ca href=\"https:\/\/github.com\/CR-730\/agent-system-prompt-architect-skill\" rel=\"nofollow noopener\" target=\"_blank\"\u003eCR-730\/agent-system-prompt-architect-skill\u003c\/a\u003e) and distributed under \u003cstrong\u003eMIT\u003c\/strong\u003e. The original licence text and copyright notice are included in your download.\u003c\/p\u003e\n\u003cp\u003ePersonal and commercial use, modification and redistribution are permitted, provided the original copyright and licence notice are retained.\u003c\/p\u003e\n\u003cp\u003eYour purchase covers curation, licence verification, packaging, documentation and instant delivery. It does not grant exclusive rights to the underlying open-source code, which remains available under its original licence.\u003c\/p\u003e\n\u003ch3\u003eDelivery \u0026amp; Support\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDelivery:\u003c\/strong\u003e instant — a secure download link is emailed to you as soon as payment is confirmed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e ZIP archive containing the skill files, documentation and the original licence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e \u003ca href=\"mailto:support@mcpcart.com\"\u003esupport@mcpcart.com\u003c\/a\u003e — we aim to reply within 2 business days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e updates are included only where stated on this page.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRefunds\u003c\/h3\u003e\n\u003cp\u003eThis is a digital product delivered immediately after purchase. By completing your order you request immediate delivery and acknowledge that, once the download has been accessed, the statutory right to cancel no longer applies to the extent permitted by law. Refund requests are handled in accordance with our published Refund Policy.\u003c\/p\u003e\n\u003cp style=\"font-size:0.85em;color:#666;\"\u003eClaude, Codex, Gemini and Cursor are trademarks of their respective owners. MCP Cart is an independent marketplace and is not affiliated with, endorsed by, or sponsored by any of them. Compatibility references describe interoperability only.\u003c\/p\u003e\n\u003c!-- mcpcart:static-blocks:end --\u003e","brand":"MCP Cart","offers":[{"title":"Default Title","offer_id":52994797568311,"sku":"MCP-CR-730-AGENT-SYSTEM-PROMPT-ARCHITECT-SKILL-AGENT-SYSTEM-PROMPT-ARCHITECT","price":13.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3950\/4951\/files\/gMR3TvWRQPa0m4DErqjC-_aa5ec5c669d943018648b9e972a783b5.jpg?v=1789560244","url":"https:\/\/mcpcart.com\/products\/ai-agent-system-prompt-architect-for-claude-codex","provider":"SPF PRO","version":"1.0","type":"link"}