Cosmos Mcp vs Obsidian Codex Mcp

Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.

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C
Cosmos Mcp
teampolarity
🧠 Knowledge & Memory
O
Obsidian Codex Mcp
dot-RealityTest
🧠 Knowledge & Memory
SummaryPersonal knowledge graph shared across MCP clients. Account-keyed and portable as a .polarity file, with sources for iMessage, browser history, calendar, Claude Desktop transcripts, shell history, Notion, and Obsidian. npx -y @polarity-lab/cosmos-mcpLocal-first Obsidian vault MCP server for Codex, Claude Desktop, and other MCP clients. Works directly with markdown files, no Obsidian plugin, API key, cloud service, or running Obsidian app required. Includes read-only mode, backup-on-write, path isolation, and setup examples.
Quality signal23/100 (Emerging)25/100 (Emerging)
Install pathnpx · highpip · high
Engagement 0 0 0 0 0 0 9
ToolsNot listed yetNot listed yet
Verified / officialNoNo
Open listingView Cosmos McpView Obsidian Codex Mcp
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