| What it does | Research-backed prompting techniques from arXiv, rated for practical value
| Your copywriting assistant for Claude, ChatGPT and Cursor that gives your AI the method for each piece and reviews every draft.
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Not given
| Basic: $9/month or $90/year. Complete: $29/month or $290/year. 14 days free trial on either plan. Complete includes 1,500 credits per month that roll over for up to 3 months (up to 4,500 total). Credit packs available for additional usage.
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| Key features | - 715 published prompting techniques scored 80+ for practical value
- Scores based on practitioner applicability, evidence strength, effect size, and novelty
- Copy-paste prompts for ChatGPT, Claude, and Gemini
- Links to original arXiv papers for every technique
- Weekly newsletter with top techniques every Sunday
- Four views per technique: breakdown, plain language, digest, and role-based guides
- Browsable catalog organized by technique type and publication month
- No account required to access all pages and techniques
- Lab score range 80-97 indicates technique quality and applicability
| - Write with method for different content types (ads, pages, emails, posts, stories, offers)
- Review drafts for AI voice, claims without proof, and missing CTAs before publishing
- Save and reuse business brief (offer, buyer, voice, proof) across chats
- SEO audit of live pages with on-page rules and AI search readiness
- Check whether AI assistants cite your site versus competitors
- Crawl sites up to 100 pages for SEO analysis
- Identify unsourced claims, fake urgency, and ad policy violations
- Unlimited use on Basic plan, no usage cap for writing and reviews
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| What makes it different | - Transparent scoring methodology with links to original papers for verification
- Techniques tested across multiple models and use cases to confirm practical transferability
| - No new app—works as a connector in the AI assistants you already use
- Review checks every draft against your brief before you see it, fixing AI voice automatically
- Engines measure against real results: live pages, AI citations, winning pages and ads in your niche
- Five-minute setup, no technical skills needed; one connector URL in Claude and ChatGPT
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 7 ▲ +1 (up) since last check | 13 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 6 | 7 |
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| Citation Flow (Majestic) | 17 | 16 |
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| Referring domains (Majestic) | 4 | 12 |
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PromptLabster
Copix