Free: Personal memory up to 1,000 records with no time limit. Pro: $5 per month or $50 per year for unlimited personal memory. Team: $10 per month plus $5 per member per month for shared memory and collaboration.
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
Personal and team memory
MCP server with OAuth 2.1 or token authentication
Search by words and by meaning
Record provenance and version history
Conflict detection and resolution
JSON export and import
Project-based organization with hierarchical grouping
Urgent inbox for team notifications
Role-based access control for teams
Works with Claude, ChatGPT, ZCode, Grok and other MCP clients
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
One memory accessible from any AI assistant without re-explanation or chat copying
Separate personal and team memory layers with no automatic sharing
Records show full history and cannot be silently erased or replaced
Search by meaning finds relevant records even with different wording
GAIM
Cobrain