Alexein vs Cogna

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

Alexein compared with Cogna
Detail	Alexein	Cogna
What it does	Memory for AI agents and the people using them	AI-native applications for critical work
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Freemium	Not given
Pricing	Free: 10,000 events and 1,000 retrievals per month. Starter: $13/month for 50,000 events and 5,000 retrievals. Pro: $100/month for 500,000 events and 50,000 retrievals. Scale: $399/month for 2,500,000 events and 250,000 retrievals. Enterprise: Custom pricing.	Not given
Key features	Search memory with dates and sources Memory history and item versions Data erasure with receipt Correct and edit facts Works with Claude, ChatGPT, Cursor and GitHub Copilot Integrates with LangGraph, CrewAI and OpenAI Agents SDK Connect to Slack, Notion, Linear, Jira and GitHub Hosted MCP server Item expiry	AI-native applications for operational workflows Lattice knowledge layer for operational context Integration with existing systems Governance and access controls Blueprint process for opportunity identification Enterprise-grade security and compliance Managed service or self-hosted deployment options
What makes it different	Reduces token usage while improving context accuracy Privacy and data control built in, not bolted on Nothing is dropped when limits are reached	Go from prototype to production in days Outcome-based pricing - pay when it works Captures tribal knowledge and makes it reusable across teams Integrates with existing systems without replacement
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	10 +7 (up) since last check	46 no change since last check
Trust Flow (Majestic)	0	10
Citation Flow (Majestic)	12	32
Referring domains (Majestic)	3	216

3 details filled in for both companies.

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