Wiki vs Cobrain

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

Wiki compared with Cobrain
Detail	Wiki	Cobrain
What it does	Manage the verified knowledge, permissions, and proof behind every AI answer.	Shared memory for Claude, ChatGPT and your AIs
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	IT
Pricing model	Freemium	Not given
Pricing	Starter $29/month (1 workspace, 3 team members, 3 collections, 250 documents, 1 AI Application). Pro $99/month (3 workspaces, 10 team members, 20 collections, 2,500 documents, 5 AI Applications). Team $249/month (10 workspaces, 30 team members, unlimited collections, 15,000 documents, 20 AI Applicat	Free: $0, up to 1,000 notes. Pro: $9/month, unlimited notes and shares. Team: $7/seat per month (minimum 3 seats), company brain with multiple admins.
Key features	Verified knowledge management with ownership, review dates, and source tracking Permission-based access control per AI application Citation-backed answers and source coverage checks Answer testing in Answer Playground Hosted documentation publishing with custom domains Knowledge Health scoring and monitoring Source change detection and monitoring Import and governance of existing docs and files	Shared memory across different AIs Markdown notes in real folders Share branches with collaborators MCP connector for Claude, ChatGPT and compatible AIs Search by meaning on Pro and Team plans Attach PDFs and documents for AI to read Version history with unlimited revisions on Pro Permission-based access control
What makes it different	Separates verification and permissions from retrieval, deciding what is reviewed and safe before AI uses it Enables different AI applications to have different knowledge boundaries from one governed source Provides audit trail showing sources, verification, and permissions behind every answer Prevents AI hallucinations through source requirements and refusal when knowledge is missing Publishes documentation directly from verified sources keeping it aligned with AI knowledge	Free plan with no expiration for solo users Receivers of shares never pay Built by an agency using it daily with 648 notes
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)	26 +1 (up) since last check	5 no change since last check
Trust Flow (Majestic)	21	7
Citation Flow (Majestic)	19	27
Referring domains (Majestic)	13	15

4 details filled in for both companies.

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