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PromptLabster vs Paperboy

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

PromptLabster compared with Paperboy
DetailPromptLabster logo PromptLabsterPaperboy logo Paperboy
What it doesResearch-backed prompting techniques from arXiv, rated for practical value SEO articles researched, written, fact-checked and published to your website on autopilot
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelFreemium Freemium
PricingNot given Cloud plans billed per site: Starter $49/month (3 articles a week), Growth $99/month (1 article a day), Pro $179/month (2 articles a day). Yearly billing available at two months free: Starter $490/year, Growth $990/year, Pro $1,790/year. Additional sites get 20% discount. Agents and API: $20 for 100
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
  • Fact-checking: every number and citation verified against saved source text
  • AI article writing using Claude Sonnet and Haiku models
  • Topic suggestions from Search Console data and market research
  • Multiple publishing options: hosted blog, WordPress, Ghost, webhook, site builder
  • Weekly performance reports via email
  • Approve-first mode for manual review before publishing
  • CLI, REST API, and MCP server interfaces
  • Open source self-hosting under AGPL-3.0
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
  • Every claim fact-checked against saved source text before publishing, stopping articles that fail until fixed or manually reviewed
  • Completely free first article with full fact-check, no card required
  • Open source loop under AGPL-3.0 available for free self-hosting
  • 20% discount on additional sites for agencies and multiple properties
Community votes00
DR (Domain Rating by Ahrefs)7 +1 (up) since last check4 no change since last check
Trust Flow (Majestic)60
Citation Flow (Majestic)1716
Referring domains (Majestic)44

4 details filled in for both companies.

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