AI Prompt LibraryAI · Coming Soon

The prompts you need, for every task.

130+ structured prompts across 12 categories. Engineered to get results in one shot — not six. Works with ChatGPT, Claude, Gemini, Grok, Mistral, DeepSeek, Llama, Perplexity, and more.

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people using PROMITLY
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NEW CATEGORY

Build any app from A to Z.

10 sequential prompts that walk you through every decision: stack selection, system architecture, authentication, database + where to host it, backend API, security hardening, hosting comparison, CI/CD pipeline, and a week-by-week launch roadmap. Works for SaaS, marketplaces, APIs, and internal tools.

Stack selectionAuth & securityDB + hostingCI/CDLaunch checklist
Explore category
3 free · 7 premium prompts
Token Efficiency

Stop burning tokens
on bad prompts.

A vague prompt triggers 6–8 back-and-forths. A PROMITLY prompt gets the answer in one shot. That's real money and real time saved.

WHAT MOST PEOPLE DO
"write me a login function"
→ AI asks: what language?
→ AI asks: what output format?
→ AI asks: error handling needed?
→ You get wrong result anyway
→ 6 replies to get what you wanted
~$0.24
API cost per task
12 min
average time wasted
PROMITLY PROMPT
You are a Node.js expert. Write JWT auth middleware for Express. Input: Bearer token header. Output: { user, role } or throw 401 with reason. TypeScript. No comments.
✓ Role defined — AI knows exactly who it is
✓ Input/output specified — no guessing
✓ Constraints set — TypeScript, no padding
✓ Works on the first reply
~$0.02
API cost per task
45 sec
total time taken
80%
fewer tokens used
vs unstructured prompts
1 shot
average to final output
with a PROMITLY prompt
130+
prompts available
across 12 categories
Browse Token-Efficient Prompts
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Anyone can see what a prompt does. But only signed-up users can copy the full prompt, save their favourites, and unlock the premium library.

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Paste into any AI — ChatGPT, Claude, Gemini, Grok, Mistral, Llama, DeepSeek, Perplexity, Copilot, and more
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110+ prompts including the structured, token-efficient ones that actually work
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PREMIUM PROMPT
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Audit & Slash Your Prompt Tokens
Cut any prompt by 50%+ without losing output quality
Audit this prompt and rewrite it to use the fewest tokens possible. Analyse each section: what does the model already know? Where are 20 words replacing 4? Remove all filler. Output only the rewritten prompt.

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