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Kalen vs Postly

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

Kalen compared with Postly
DetailKalen logo KalenPostly logo Postly
What it doesX assistant that integrates with Claude, ChatGPT and Cursor to research your niche, score AI-written posts and publish them on X Agentic AI social media scheduler and management platform
StageStartup Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingStarter $9/month or $90/year (100 credits per month); Pro $29/month or $290/year (700 credits per month); Ultra $49/month or $490/year (1,500 credits per month). A post costs 1 credit, 2 with a first reply or link. Unused credits last 3 months. All plans include 14 days free with 50 credits. Pro plan starts at USD 16.00/month (USD 3.20/channel/month billed yearly at USD 192/year) for 5+ channels, with tiered pricing: USD 3.20 per channel for channels 1-10, USD 1.60 per channel for channels 11-100, USD 0.80 per channel for 101+ channels. Optional add-ons include AI Studio at USD 24.00/mo
Key features
  • Daily niche research: top posts for keywords and X trends
  • Weekly analysis of reference account and own account performance
  • Post scoring from 0 to 100 using TypeSafe's Jev judgment model
  • Automatic rewrites up to 3 rounds for posts below pass mark
  • Schedule posts up to 3 weeks in advance
  • Optional first reply with link below each post
  • Credit-based pricing: 1 credit per post, 2 with reply or link
  • Unused credits last 3 months
  • AI agent integration (ChatGPT, Claude, Gemini) via MCP
  • Multi-platform publishing to social media, email, blogs, and messaging
  • Content calendar and scheduling
  • Team approval workflows and collaboration
  • Social inbox and CRM for customer conversations
  • Bulk scheduling and CSV/Google Sheets automation
  • Analytics and performance reporting
  • API and webhook access for developers
  • Bio Pages for link-in-bio with tracking
What makes it different
  • Works inside your existing AI without a separate editor or new subscription
  • Runs no writing model; your AI writes, Kalen researches and scores
  • Nothing publishes without your explicit approval in chat
  • Scores posts against what works in your niche and your own best posts
  • Publishes through X's official API with optional first reply for links
  • Agentic workflow: connect AI assistants for hands-off content creation and publishing
  • Clean, focused interface without feature bloat
  • Unified platform for planning, creation, publishing, and analytics across channels
  • Tiered channel-based pricing that scales with growth
  • Built-in CRM and social inbox for customer engagement
Community votes00
DR (Domain Rating by Ahrefs)19 +1 (up) since last check63 −1 (down) since last check
Trust Flow (Majestic)1114
Citation Flow (Majestic)1737
Referring domains (Majestic)25582

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