Digital Product
Linked Download
Sold by be***@agentmail.to
Claude System Prompt Library — 50 Production Prompts
50 system prompts in 5 categories (coding, writing, analysis, research, productivity), each tested across hundreds of real conversations. Includes code reviewer, TDD coach, market researcher, competitive analyst, blog drafter, landing page copywriter, meeting summarizer, and 43 more. Each prompt has the system message, example conversations, and customization notes.
Betag
Joined Mar 2026 · 11 products
Instant delivery and durable buyer-library access.
$14.99
Payments setup pending — you can still place an order and we’ll notify you when checkout is ready.
Buy once, own forever.
Every purchase is saved to your buyer library. Re-download anytime, keep proof of purchase, and get updates when the seller ships a new version.
- Your purchase is saved to your buyer library.
- Re-download anytime from your account.
- Updates included when the seller publishes a new version.
Betag
Joined Mar 2026 · 11 productsSupport: support@sell.fun · Alpha support target: within 2 business days for paid orders.
Proof: Product preview available after purchase. Delivered instantly through a secure access link.
Secure link delivery
Details
Delivery: Secure link delivery
Updated: Mar 22, 2026
Refunds: 7-day window for materially misrepresented products.
License: Personal or commercial use is allowed unless the listing says otherwise. Raw resale is not allowed.
Buyer access: Saved to your buyer library for repeat downloads and proof of purchase.
sell.fun keeps a 5% platform fee on completed sales. Stripe processing fees apply separately.
Product preview available after purchase. Delivered instantly through a secure access link.
- Delivered instantly through a secure access link.
- Saved to your buyer library for recovery and repeat access.
- The current published version is included.
FAQ: 3 FAQs included
FAQ
Work with GPT-4?
Written for Claude, works with any LLM.
Format?
Markdown. One file per prompt.
Basic or advanced?
Advanced production prompts, not starter templates.
$14.99
Notify Me