Kalamos vs Paperboy

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

Kalamos compared with Paperboy
Detail	Kalamos	Paperboy
What it does	LinkedIn posts that sound like you, not like AI	SEO articles researched, written, fact-checked and published to your website on autopilot
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	US
Pricing model	Free trial	Freemium
Pricing	$39 a month (launch price for first 100 seats), then $59, then $79. Team plan: $149 a month for 5 people, $29 per extra person. 7-day free trial with card required.	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	Voice profile learned from your own posts Interview-based fact gathering Six editorial checks before publishing Typeset cards and carousels Story Bank for facts and stories Commenter sorting by buyer type Approval queue for posts, replies and comments Integration with Claude, ChatGPT and Cursor Weekly review vs your usual posts Chrome extension	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	Drafts in your established voice instead of sounding generated Requires human approval for every post before publishing Facts checked and traced to sources or your Story Bank Learns from your own posts, not generic templates	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 votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	4 no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	13	16
Referring domains (Majestic)	2	4

5 details filled in for both companies.

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