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Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionHugging Face MCP ServerThe Hugging Face MCP server directory in the Klavis AI repository.DuckDuckGo Search MCP ServerMCP server providing web search and content fetching via DuckDuckGoBasic MemoryYour AI never forgets again.
FMRS20 / 100 · D74 / 100 · B72 / 100 · B
Reliability2 / 2011 / 2010 / 20
Security and permissions5 / 2015 / 2015 / 20
Maintenance8 / 2017 / 2016 / 20
Documentation2 / 2017 / 2017 / 20
Setup experience3 / 2014 / 2014 / 20
Best for
  • Developers who can inspect the server source code and official documentation for further details.
  • Developers needing quick, API-key-free web search capabilities
  • Privacy-conscious users who prefer local search execution
  • AI application development with Claude Desktop or Claude Code
  • Privacy-conscious developers who want local data storage.
  • Researchers who need AI-assisted management of large note collections.
  • Users of Markdown editors like Obsidian.
Not for
  • Users who need a confirmed tool list, installation command, or client compatibility statement.
  • Enterprise applications requiring high-scale, reliable search APIs
  • Users needing advanced search features like custom ranking or filters
  • Accessing sites blocked by TLS fingerprinting without installing the optional browser backend
  • Users needing cloud sync and mobile access (unless using the paid cloud service).
  • Minimalists who want zero configuration.
  • Scenarios requiring large-scale vector databases and complex retrieval (local SQLite may be insufficient).
Required permissions
  • The required permissions are not specified in the supplied material.
  • Outbound network access to DuckDuckGo and other websites
  • Reads environment variables for SafeSearch, region, and CA certificates
  • Optionally reads a CA certificate file (for TLS-intercepting proxies)
  • Read and write to the local filesystem (default: ~/basic-memory).
  • Perform file and directory operations (create, edit, delete).
  • Access local SQLite database (or Postgres/Milvus if configured).
Risks and side effects
  • Because the concrete functionality is not documented here, the server's access to Hugging Face or other services cannot be assessed.
  • The README describes Klavis as a platform overall and does not attribute those capabilities specifically to this server.
  • Search endpoints may occasionally return empty results or errors, especially when blocked
  • Content fetching may be subject to SSRF protection, blocking private or loopback addresses by default
  • Misuse could lead to rate limiting or IP blocking
  • Tools have write operations that may unintentionally modify or delete notes.
  • Edit operations may overwrite existing content, though there are protections.
  • Semantic search and reranking features may require model downloads, adding latency.
  • Local data backups are the user's responsibility.
Supported clientsClaude Desktop, Claude CodeClaude Desktop, Claude Code, Codex CLI, Cursor, VS Code, ChatGPT, Obsidian
Tools0221