Argus Retrieval MCP Server

by khamel83io.github.Khamel83/argusv1.6.4

Multi-provider search broker with automatic fallback, RRF ranking, content extraction and budget enforcement.

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Active1d ago

Install Argus Retrieval MCP server

claude mcp add argus-search -e ARGUS_WOLFRAM_API_KEY='<argus-wolfram-api-key>' -e ARGUS_BRAVE_API_KEY='<argus-brave-api-key>' -e ARGUS_TAVILY_API_KEY='<argus-tavily-api-key>' -e ARGUS_EXA_API_KEY='<argus-exa-api-key>' -e ARGUS_SERPER_API_KEY='<argus-serper-api-key>' -e ARGUS_LINKUP_API_KEY='<argus-linkup-api-key>' -- uvx argus-search

{
  "mcpServers": {
    "argus-search": {
      "command": "uvx",
      "args": [
        "argus-search"
      ],
      "env": {
        "ARGUS_WOLFRAM_API_KEY": "<argus-wolfram-api-key>",
        "ARGUS_BRAVE_API_KEY": "<argus-brave-api-key>",
        "ARGUS_TAVILY_API_KEY": "<argus-tavily-api-key>",
        "ARGUS_EXA_API_KEY": "<argus-exa-api-key>",
        "ARGUS_SERPER_API_KEY": "<argus-serper-api-key>",
        "ARGUS_LINKUP_API_KEY": "<argus-linkup-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "argus-search": {
      "command": "uvx",
      "args": [
        "argus-search"
      ],
      "env": {
        "ARGUS_WOLFRAM_API_KEY": "<argus-wolfram-api-key>",
        "ARGUS_BRAVE_API_KEY": "<argus-brave-api-key>",
        "ARGUS_TAVILY_API_KEY": "<argus-tavily-api-key>",
        "ARGUS_EXA_API_KEY": "<argus-exa-api-key>",
        "ARGUS_SERPER_API_KEY": "<argus-serper-api-key>",
        "ARGUS_LINKUP_API_KEY": "<argus-linkup-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "argus-search": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "argus-search"
      ],
      "env": {
        "ARGUS_WOLFRAM_API_KEY": "<argus-wolfram-api-key>",
        "ARGUS_BRAVE_API_KEY": "<argus-brave-api-key>",
        "ARGUS_TAVILY_API_KEY": "<argus-tavily-api-key>",
        "ARGUS_EXA_API_KEY": "<argus-exa-api-key>",
        "ARGUS_SERPER_API_KEY": "<argus-serper-api-key>",
        "ARGUS_LINKUP_API_KEY": "<argus-linkup-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "argus-search": {
      "command": "uvx",
      "args": [
        "argus-search"
      ],
      "env": {
        "ARGUS_WOLFRAM_API_KEY": "<argus-wolfram-api-key>",
        "ARGUS_BRAVE_API_KEY": "<argus-brave-api-key>",
        "ARGUS_TAVILY_API_KEY": "<argus-tavily-api-key>",
        "ARGUS_EXA_API_KEY": "<argus-exa-api-key>",
        "ARGUS_SERPER_API_KEY": "<argus-serper-api-key>",
        "ARGUS_LINKUP_API_KEY": "<argus-linkup-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
ARGUS_WOLFRAM_API_KEY	—	yes	WolframAlpha App ID (2,000 free computed-answer queries/month)
ARGUS_BRAVE_API_KEY	—	yes	Brave Search API key (2,000 free queries/month)
ARGUS_TAVILY_API_KEY	—	yes	Tavily API key (1,000 free queries/month)
ARGUS_EXA_API_KEY	—	yes	Exa API key (1,000 free queries/month)
ARGUS_SERPER_API_KEY	—	yes	Serper API key (2,500 one-time free queries)
ARGUS_LINKUP_API_KEY	—	yes	Linkup API key (1,000 free queries/month)
ARGUS_SEARXNG_BASE_URL	—	—	SearXNG instance URL (self-hosted, aggregates 70+ engines)
ARGUS_DATA_ROOT	—	—	Optional override for the writable Argus runtime corpus root

Freshness

Active — last maintenance signal 1d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-08 · 1d ago · GitHub
Latest release
2026-09-03 · 37d ago · GitHub · v1.6.4
Package published
no data · npm/PyPI
Registry entry updated
2026-09-03 · 37d ago · official registry · v1.6.4

FAQ

›How do I install the Argus Retrieval MCP server in Claude Code?

Run: claude mcp add argus-search -e ARGUS_WOLFRAM_API_KEY='<argus-wolfram-api-key>' -e ARGUS_BRAVE_API_KEY='<argus-brave-api-key>' -e ARGUS_TAVILY_API_KEY='<argus-tavily-api-key>' -e ARGUS_EXA_API_KEY='<argus-exa-api-key>' -e ARGUS_SERPER_API_KEY='<argus-serper-api-key>' -e ARGUS_LINKUP_API_KEY='<argus-linkup-api-key>' -- uvx argus-search. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Argus Retrieval require an API key?

Yes. It expects ARGUS_WOLFRAM_API_KEY, ARGUS_BRAVE_API_KEY, ARGUS_TAVILY_API_KEY, ARGUS_EXA_API_KEY, ARGUS_SERPER_API_KEY, ARGUS_LINKUP_API_KEY, of which 6 are secrets.

›Can I use Argus Retrieval as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Argus Retrieval in the official MCP registry?

Yes, as io.github.Khamel83/argus.