Obsidian Semantic Search vs Open Memex
A side-by-side look at the Obsidian Semantic Search and Open Memex MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
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Open MemexDatabasesLocal-first memory for AI coding agents — Markdown + SQLite FTS5, shared across editors via MCP.49FairAuth: no auth requiredVerdict: choose Obsidian Semantic Search for databases work as a local process; choose Open Memex for databases. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Obsidian Semantic Search when
- You need dedicated capabilities in the domain.