TL;DR
Cosmos is a Model Context Protocol (MCP) server. Personal knowledge graph every MCP client reads from and writes to. Portable across agents. Install with: npx -y @polarity-lab/cosmos-mcp. Source: https://github.com/teampolarity/cosmos-mcp. It speaks the Model Context Protocol and works with any compatible client (Claude, Cursor, Cline, Windsurf, Warp and more).
Cosmos
Personal knowledge graph every MCP client reads from and writes to. Portable across agents.
Install Command
npx -y @polarity-lab/cosmos-mcpFrequently Asked Questions
Cosmos is a Model Context Protocol server that Personal knowledge graph every MCP client reads from and writes to. Portable across agents.
You can install it by running the install command: `npx -y @polarity-lab/cosmos-mcp`. It then becomes available to any MCP-compatible client such as Claude, Cursor, Cline, Windsurf.
The Cosmos MCP Server is compatible with any client that speaks the Model Context Protocol — including Claude, Cursor, Cline, Windsurf.
Check the project license on its repository before use.
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Rating
Details
- Agent Rank
- 32.7
- License
- Last Updated
- Aug 12, 2026
- Languages
- TypeScript
Client Compatibility
Speaks the Model Context Protocol — works with any compatible client.