What is the key difference between Obsidian Semantic Search and MCP Server Duckdb?

Obsidian Semantic Search belongs to the Databases category with local stdio execution, while MCP Server Duckdb belongs to the Databases category with local stdio execution.

How do I install Obsidian Semantic Search or MCP Server Duckdb in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Obsidian Semantic Search and MCP Server Duckdb free or paid?

Obsidian Semantic Search operates under a Free / Open Source model (No auth required). MCP Server Duckdb operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Obsidian Semantic Search lists 4 tools with 2 views and 1 GitHub stars. MCP Server Duckdb lists 3 tools with 3 views and 179 GitHub stars.

Can I use both Obsidian Semantic Search and MCP Server Duckdb together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Obsidian Semantic Search vs MCP Server Duckdb

In-depth architectural comparison of the Obsidian Semantic Search and MCP Server Duckdb 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.

At a Glance & Executive Verdict

Obsidian Semantic Search

Databases · Local stdio

Quality: 49/100 (Fair) | Auth: No auth required

MCP Server Duckdb

Databases · Local stdio

Quality: 57/100 (Good) | Auth: No auth required

Verdict Summary: Choose Obsidian Semantic Search if you need specialized Databases tools running via a local process. Choose MCP Server Duckdb if your workspace requires Databases integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Obsidian Semantic Search when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: index_status, index_vault, search_notes.

Explore Obsidian Semantic Search Details

Choose MCP Server Duckdb when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: query, Input, Output.

Explore MCP Server Duckdb Details

Feature & Specification Comparison

Specification	Obsidian Semantic Search Databases	MCP Server Duckdb ktanaka101 Databases
Summary	Read-only semantic search MCP server for Obsidian vaults using local Ollama embeddings.	DuckDB database integration with schema inspection and query capabilities
Category & Scope	Databases

Tools & Capabilities Breakdown

Obsidian Semantic Search Tools (4)

index_status

Returns index metadata and safety settings.

index_vault

Builds or updates the external SQLite index.

search_notes

Searches notes with hybrid semantic and keyword ranking.

read_note

Reads a note or line range by vault-relative path.

MCP Server Duckdb Tools (3)

query

Execute any SQL query on the DuckDB database

Input

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).

Obsidian Semantic Search Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "obsidian-semantic-search": {
      "command": "npx",
      "args": [
        "-y",
        "--package",
        "@dalecb/obsidian-semantic-mcp",
        "obsidian-semantic-mcp-setup"
      ]
    }
  }
}

MCP Server Duckdb Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "ktanaka101-mcp-server-duckdb": {
      "command": "uvx",
      "args": [
        "mcp-server-duckdb"
      ]
    }
  }
}

Frequently Asked Questions

Obsidian Semantic Search is categorized under Databases and uses a local stdio subprocess. In contrast, MCP Server Duckdb belongs to Databases using local stdio subprocess. Select Obsidian Semantic Search when you need capabilities focused on databases and MCP Server Duckdb when you require tools for databases.

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