Web Researcher MCP

io.github.zoharbabin/web-researcher-mcp · v1.51.0

Search the web and primary sources, read pages behind your logins, verify citations. Runs locally.

Source code Set it up

Connect Runs on your machine

Terminal

claude mcp add web-researcher-mcp -e GOOGLE_CUSTOM_SEARCH_API_KEY=<GOOGLE_CUSTOM_SEARCH_API_KEY> -e GOOGLE_CUSTOM_SEARCH_ID=<GOOGLE_CUSTOM_SEARCH_ID> -e SEARCH_PROVIDER=<SEARCH_PROVIDER> -e SEARCH_ROUTING=<SEARCH_ROUTING> -e BRAVE_API_KEY=<BRAVE_API_KEY> -e SERPER_API_KEY=<SERPER_API_KEY> -e SEARCHAPI_API_KEY=<SEARCHAPI_API_KEY> -e SEARXNG_URL=<SEARXNG_URL> -e TAVILY_API_KEY=<TAVILY_API_KEY> -e EXA_API_KEY=<EXA_API_KEY> -e XQUIK_API_KEY=<XQUIK_API_KEY> -e EDGAR_CONTACT_EMAIL=<EDGAR_CONTACT_EMAIL> -e COURTLISTENER_API_TOKEN=<COURTLISTENER_API_TOKEN> -e FRED_API_KEY=<FRED_API_KEY> -- docker run -i --rm ghcr.io/zoharbabin/web-researcher-mcp:1.51.0

claude_desktop_config.json

{
  "mcpServers": {
    "web-researcher-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/zoharbabin/web-researcher-mcp:1.51.0"
      ],
      "env": {
        "GOOGLE_CUSTOM_SEARCH_API_KEY": "<GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "GOOGLE_CUSTOM_SEARCH_ID": "<GOOGLE_CUSTOM_SEARCH_ID>",
        "SEARCH_PROVIDER": "<SEARCH_PROVIDER>",
        "SEARCH_ROUTING": "<SEARCH_ROUTING>",
        "BRAVE_API_KEY": "<BRAVE_API_KEY>",
        "SERPER_API_KEY": "<SERPER_API_KEY>",
        "SEARCHAPI_API_KEY": "<SEARCHAPI_API_KEY>",
        "SEARXNG_URL": "<SEARXNG_URL>",
        "TAVILY_API_KEY": "<TAVILY_API_KEY>",
        "EXA_API_KEY": "<EXA_API_KEY>",
        "XQUIK_API_KEY": "<XQUIK_API_KEY>",
        "EDGAR_CONTACT_EMAIL": "<EDGAR_CONTACT_EMAIL>",
        "COURTLISTENER_API_TOKEN": "<COURTLISTENER_API_TOKEN>",
        "FRED_API_KEY": "<FRED_API_KEY>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "web-researcher-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/zoharbabin/web-researcher-mcp:1.51.0"
      ],
      "env": {
        "GOOGLE_CUSTOM_SEARCH_API_KEY": "<GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "GOOGLE_CUSTOM_SEARCH_ID": "<GOOGLE_CUSTOM_SEARCH_ID>",
        "SEARCH_PROVIDER": "<SEARCH_PROVIDER>",
        "SEARCH_ROUTING": "<SEARCH_ROUTING>",
        "BRAVE_API_KEY": "<BRAVE_API_KEY>",
        "SERPER_API_KEY": "<SERPER_API_KEY>",
        "SEARCHAPI_API_KEY": "<SEARCHAPI_API_KEY>",
        "SEARXNG_URL": "<SEARXNG_URL>",
        "TAVILY_API_KEY": "<TAVILY_API_KEY>",
        "EXA_API_KEY": "<EXA_API_KEY>",
        "XQUIK_API_KEY": "<XQUIK_API_KEY>",
        "EDGAR_CONTACT_EMAIL": "<EDGAR_CONTACT_EMAIL>",
        "COURTLISTENER_API_TOKEN": "<COURTLISTENER_API_TOKEN>",
        "FRED_API_KEY": "<FRED_API_KEY>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "web-researcher-mcp": {
      "type": "stdio",
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/zoharbabin/web-researcher-mcp:1.51.0"
      ],
      "env": {
        "GOOGLE_CUSTOM_SEARCH_API_KEY": "<GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "GOOGLE_CUSTOM_SEARCH_ID": "<GOOGLE_CUSTOM_SEARCH_ID>",
        "SEARCH_PROVIDER": "<SEARCH_PROVIDER>",
        "SEARCH_ROUTING": "<SEARCH_ROUTING>",
        "BRAVE_API_KEY": "<BRAVE_API_KEY>",
        "SERPER_API_KEY": "<SERPER_API_KEY>",
        "SEARCHAPI_API_KEY": "<SEARCHAPI_API_KEY>",
        "SEARXNG_URL": "<SEARXNG_URL>",
        "TAVILY_API_KEY": "<TAVILY_API_KEY>",
        "EXA_API_KEY": "<EXA_API_KEY>",
        "XQUIK_API_KEY": "<XQUIK_API_KEY>",
        "EDGAR_CONTACT_EMAIL": "<EDGAR_CONTACT_EMAIL>",
        "COURTLISTENER_API_TOKEN": "<COURTLISTENER_API_TOKEN>",
        "FRED_API_KEY": "<FRED_API_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

Name	Description
`GOOGLE_CUSTOM_SEARCH_API_KEY` Optional, secret	Google Custom Search API key
`GOOGLE_CUSTOM_SEARCH_ID` Optional	Google Programmable Search Engine ID
`SEARCH_PROVIDER` Optional	Search provider: google, brave, serper, searxng, searchapi, youcom, duckduckgo, tavily, exa, hackernews, reddit, bluesky, github, or xquik
`SEARCH_ROUTING` Optional	Use multiple search engines with automatic switching if one goes down (e.g. brave,google,serper)
`BRAVE_API_KEY` Optional, secret	Brave Search API key
`SERPER_API_KEY` Optional, secret	Serper.dev API key
`SEARCHAPI_API_KEY` Optional, secret	SearchAPI.io API key
`SEARXNG_URL` Optional	SearXNG instance URL
`TAVILY_API_KEY` Optional, secret	Tavily Search API key
`EXA_API_KEY` Optional, secret	Exa API key (neural/semantic web search provider)
`XQUIK_API_KEY` Optional, secret	Xquik API key (metered X/Twitter post search provider)
`EDGAR_CONTACT_EMAIL` Optional	Contact email for SEC EDGAR (enables filing_search); falls back to OPENALEX_EMAIL
`COURTLISTENER_API_TOKEN` Optional, secret	CourtListener API token (legal_search works without it; a token raises the rate limit)
`FRED_API_KEY` Optional, secret	FRED API key (enables econ_search for Federal Reserve economic data)

Details

Package	`ghcr.io/zoharbabin/web-researcher-mcp:1.51.0` (OCI, stdio)
Package	`docker.io/zoharbabin/web-researcher-mcp:1.51.0` (OCI, stdio)
First published	9 Nov 2026
Last updated	9 Nov 2026
Registry name	`io.github.zoharbabin/web-researcher-mcp`

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Installed and run on your own machine, so there is no public endpoint to check.

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