Enquire MCP vs Obsidian Codex MCP

In-depth architectural comparison of the Enquire MCP and Obsidian Codex MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Enquire MCP when:

• You need dedicated capabilities in the Knowledge & Memory domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Hybrid retrieval: BM25, ML embeddings, BGE reranker with RRF fusion, Supports Markdown, PDFs with Tesseract OCR, Canvas, Dataview, and Bases, Returns source paths, page citations, age_days, and stale flags.

Explore Enquire MCP Details

Choose Obsidian Codex MCP when:

• You need dedicated capabilities in the Knowledge & Memory domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• You have access to required keys: VAULT_PATH, READ_ONLY, BACKUP_ON_WRITE.

Feature & Specification Comparison

Specification	Enquire MCP oomkapwn Knowledge & Memory	Obsidian Codex MCP dot-RealityTest Knowledge & Memory
Summary	Long-term memory for AI agents (Claude Code/Desktop, Cursor, ChatGPT, Codex, OpenClaw) backed by a local Obsidian markdown vault. Hybrid retrieval (BM25 + ML embeddings + BGE reranker, RRF-fused), HNSW + int8 quantization, agentic RAG (HyDE + sub-question), GraphRAG-light (Louvain wikilink community detection), standalone Obsidian Bases, PDFs + Tesseract OCR. 46 tools, 19 MCP prompts, MIT, SLSA L2, zero cloud calls during serve. npx -y @oomkapwn/enquire-mcp serve --vault	Local-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.

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "oomkapwn-enquire-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@oomkapwn/enquire-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "dot-realitytest-obsidian-codex-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "dot-realitytest-obsidian-codex-mcp"
      ],
      "env": {
        "VAULT_PATH": "YOUR_VAULT_PATH_HERE",
        "READ_ONLY": "YOUR_READ_ONLY_HERE",
        "BACKUP_ON_WRITE": "YOUR_BACKUP_ON_WRITE_HERE"
      }
    }
  }
}

Related MCP Server Comparisons