Web Researcher MCP

An AI research assistant that searches the web and primary sources, reads full pages, and checks every citation. It runs locally on the user's machine, supports clients like Claude and Cursor, and requires no API key to start.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by zoharbabin

You need:No API key needed to start

Vendor documentation

What you can do with it

Search the web and primary sources like SEC filings and patents
Read full pages including those behind logins
Check every citation to prevent hallucinations

Source and maintenance

Community listingRegistry 1.50.4

mcp-registry: io.github.zoharbabin/web-researcher-mcp@1.50.4 Source repository

Maintenance checked: Nov 1, 2026, 4:29 AM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

ghcr.io/zoharbabin/web-researcher-mcp:1.50.4

oci

ghcr.io/zoharbabin/web-researcher-mcp:1.50.4 package definition

{
  "transport": "stdio",
  "identifier": "ghcr.io/zoharbabin/web-researcher-mcp:1.50.4",
  "registryType": "oci",
  "environmentVariables": [
    {
      "name": "GOOGLE_CUSTOM_SEARCH_API_KEY",
      "description": "Google Custom Search API key"
    },
    {
      "name": "GOOGLE_CUSTOM_SEARCH_ID",
      "description": "Google Programmable Search Engine ID"
    },
    {
      "name": "SEARCH_PROVIDER",
      "description": "Search provider: google, brave, serper, searxng, searchapi, duckduckgo, tavily, exa, hackernews, reddit, bluesky, github, or xquik"
    },
    {
      "name": "SEARCH_ROUTING",
      "description": "Use multiple search engines with automatic switching if one goes down (e.g. brave,google,serper)"
    },
    {
      "name": "BRAVE_API_KEY",
      "description": "Brave Search API key"
    },
    {
      "name": "SERPER_API_KEY",
      "description": "Serper.dev API key"
    },
    {
      "name": "SEARCHAPI_API_KEY",
      "description": "SearchAPI.io API key"
    },
    {
      "name": "SEARXNG_URL",
      "description": "SearXNG instance URL"
    },
    {
      "name": "TAVILY_API_KEY",
      "description": "Tavily Search API key"
    },
    {
      "name": "EXA_API_KEY",
      "description": "Exa API key (neural/semantic web search provider)"
    },
    {
      "name": "XQUIK_API_KEY",
      "description": "Xquik API key (metered X/Twitter post search provider)"
    },
    {
      "name": "EDGAR_CONTACT_EMAIL",
      "description": "Contact email for SEC EDGAR (enables filing_search); falls back to OPENALEX_EMAIL"
    },
    {
      "name": "COURTLISTENER_API_TOKEN",
      "description": "CourtListener API token (legal_search works without it; a token raises the rate limit)"
    },
    {
      "name": "FRED_API_KEY",
      "description": "FRED API key (enables econ_search for Federal Reserve economic data)"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "web-researcher-mcp-1-50-4": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "GOOGLE_CUSTOM_SEARCH_API_KEY=<YOUR_GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "-e",
        "GOOGLE_CUSTOM_SEARCH_ID=<YOUR_GOOGLE_CUSTOM_SEARCH_ID>",
        "-e",
        "SEARCH_PROVIDER=<YOUR_SEARCH_PROVIDER>",
        "-e",
        "SEARCH_ROUTING=<YOUR_SEARCH_ROUTING>",
        "-e",
        "BRAVE_API_KEY=<YOUR_BRAVE_API_KEY>",
        "-e",
        "SERPER_API_KEY=<YOUR_SERPER_API_KEY>",
        "-e",
        "SEARCHAPI_API_KEY=<YOUR_SEARCHAPI_API_KEY>",
        "-e",
        "SEARXNG_URL=<YOUR_SEARXNG_URL>",
        "-e",
        "TAVILY_API_KEY=<YOUR_TAVILY_API_KEY>",
        "-e",
        "EXA_API_KEY=<YOUR_EXA_API_KEY>",
        "-e",
        "XQUIK_API_KEY=<YOUR_XQUIK_API_KEY>",
        "-e",
        "EDGAR_CONTACT_EMAIL=<YOUR_EDGAR_CONTACT_EMAIL>",
        "-e",
        "COURTLISTENER_API_TOKEN=<YOUR_COURTLISTENER_API_TOKEN>",
        "-e",
        "FRED_API_KEY=<YOUR_FRED_API_KEY>",
        "ghcr.io/zoharbabin/web-researcher-mcp:1.50.4"
      ],
      "env": {
        "GOOGLE_CUSTOM_SEARCH_API_KEY": "<YOUR_GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "GOOGLE_CUSTOM_SEARCH_ID": "<YOUR_GOOGLE_CUSTOM_SEARCH_ID>",
        "SEARCH_PROVIDER": "<YOUR_SEARCH_PROVIDER>",
        "SEARCH_ROUTING": "<YOUR_SEARCH_ROUTING>",
        "BRAVE_API_KEY": "<YOUR_BRAVE_API_KEY>",
        "SERPER_API_KEY": "<YOUR_SERPER_API_KEY>",
        "SEARCHAPI_API_KEY": "<YOUR_SEARCHAPI_API_KEY>",
        "SEARXNG_URL": "<YOUR_SEARXNG_URL>",
        "TAVILY_API_KEY": "<YOUR_TAVILY_API_KEY>",
        "EXA_API_KEY": "<YOUR_EXA_API_KEY>",
        "XQUIK_API_KEY": "<YOUR_XQUIK_API_KEY>",
        "EDGAR_CONTACT_EMAIL": "<YOUR_EDGAR_CONTACT_EMAIL>",
        "COURTLISTENER_API_TOKEN": "<YOUR_COURTLISTENER_API_TOKEN>",
        "FRED_API_KEY": "<YOUR_FRED_API_KEY>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "web-researcher-mcp-1-50-4": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "GOOGLE_CUSTOM_SEARCH_API_KEY=<YOUR_GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "-e",
        "GOOGLE_CUSTOM_SEARCH_ID=<YOUR_GOOGLE_CUSTOM_SEARCH_ID>",
        "-e",
        "SEARCH_PROVIDER=<YOUR_SEARCH_PROVIDER>",
        "-e",
        "SEARCH_ROUTING=<YOUR_SEARCH_ROUTING>",
        "-e",
        "BRAVE_API_KEY=<YOUR_BRAVE_API_KEY>",
        "-e",
        "SERPER_API_KEY=<YOUR_SERPER_API_KEY>",
        "-e",
        "SEARCHAPI_API_KEY=<YOUR_SEARCHAPI_API_KEY>",
        "-e",
        "SEARXNG_URL=<YOUR_SEARXNG_URL>",
        "-e",
        "TAVILY_API_KEY=<YOUR_TAVILY_API_KEY>",
        "-e",
        "EXA_API_KEY=<YOUR_EXA_API_KEY>",
        "-e",
        "XQUIK_API_KEY=<YOUR_XQUIK_API_KEY>",
        "-e",
        "EDGAR_CONTACT_EMAIL=<YOUR_EDGAR_CONTACT_EMAIL>",
        "-e",
        "COURTLISTENER_API_TOKEN=<YOUR_COURTLISTENER_API_TOKEN>",
        "-e",
        "FRED_API_KEY=<YOUR_FRED_API_KEY>",
        "ghcr.io/zoharbabin/web-researcher-mcp:1.50.4"
      ],
      "env": {
        "GOOGLE_CUSTOM_SEARCH_API_KEY": "<YOUR_GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "GOOGLE_CUSTOM_SEARCH_ID": "<YOUR_GOOGLE_CUSTOM_SEARCH_ID>",
        "SEARCH_PROVIDER": "<YOUR_SEARCH_PROVIDER>",
        "SEARCH_ROUTING": "<YOUR_SEARCH_ROUTING>",
        "BRAVE_API_KEY": "<YOUR_BRAVE_API_KEY>",
        "SERPER_API_KEY": "<YOUR_SERPER_API_KEY>",
        "SEARCHAPI_API_KEY": "<YOUR_SEARCHAPI_API_KEY>",
        "SEARXNG_URL": "<YOUR_SEARXNG_URL>",
        "TAVILY_API_KEY": "<YOUR_TAVILY_API_KEY>",
        "EXA_API_KEY": "<YOUR_EXA_API_KEY>",
        "XQUIK_API_KEY": "<YOUR_XQUIK_API_KEY>",
        "EDGAR_CONTACT_EMAIL": "<YOUR_EDGAR_CONTACT_EMAIL>",
        "COURTLISTENER_API_TOKEN": "<YOUR_COURTLISTENER_API_TOKEN>",
        "FRED_API_KEY": "<YOUR_FRED_API_KEY>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "web-researcher-mcp-1-50-4": {
      "type": "stdio",
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "GOOGLE_CUSTOM_SEARCH_API_KEY=<YOUR_GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "-e",
        "GOOGLE_CUSTOM_SEARCH_ID=<YOUR_GOOGLE_CUSTOM_SEARCH_ID>",
        "-e",
        "SEARCH_PROVIDER=<YOUR_SEARCH_PROVIDER>",
        "-e",
        "SEARCH_ROUTING=<YOUR_SEARCH_ROUTING>",
        "-e",
        "BRAVE_API_KEY=<YOUR_BRAVE_API_KEY>",
        "-e",
        "SERPER_API_KEY=<YOUR_SERPER_API_KEY>",
        "-e",
        "SEARCHAPI_API_KEY=<YOUR_SEARCHAPI_API_KEY>",
        "-e",
        "SEARXNG_URL=<YOUR_SEARXNG_URL>",
        "-e",
        "TAVILY_API_KEY=<YOUR_TAVILY_API_KEY>",
        "-e",
        "EXA_API_KEY=<YOUR_EXA_API_KEY>",
        "-e",
        "XQUIK_API_KEY=<YOUR_XQUIK_API_KEY>",
        "-e",
        "EDGAR_CONTACT_EMAIL=<YOUR_EDGAR_CONTACT_EMAIL>",
        "-e",
        "COURTLISTENER_API_TOKEN=<YOUR_COURTLISTENER_API_TOKEN>",
        "-e",
        "FRED_API_KEY=<YOUR_FRED_API_KEY>",
        "ghcr.io/zoharbabin/web-researcher-mcp:1.50.4"
      ],
      "env": {
        "GOOGLE_CUSTOM_SEARCH_API_KEY": "<YOUR_GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "GOOGLE_CUSTOM_SEARCH_ID": "<YOUR_GOOGLE_CUSTOM_SEARCH_ID>",
        "SEARCH_PROVIDER": "<YOUR_SEARCH_PROVIDER>",
        "SEARCH_ROUTING": "<YOUR_SEARCH_ROUTING>",
        "BRAVE_API_KEY": "<YOUR_BRAVE_API_KEY>",
        "SERPER_API_KEY": "<YOUR_SERPER_API_KEY>",
        "SEARCHAPI_API_KEY": "<YOUR_SEARCHAPI_API_KEY>",
        "SEARXNG_URL": "<YOUR_SEARXNG_URL>",
        "TAVILY_API_KEY": "<YOUR_TAVILY_API_KEY>",
        "EXA_API_KEY": "<YOUR_EXA_API_KEY>",
        "XQUIK_API_KEY": "<YOUR_XQUIK_API_KEY>",
        "EDGAR_CONTACT_EMAIL": "<YOUR_EDGAR_CONTACT_EMAIL>",
        "COURTLISTENER_API_TOKEN": "<YOUR_COURTLISTENER_API_TOKEN>",
        "FRED_API_KEY": "<YOUR_FRED_API_KEY>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "web-researcher-mcp-1-50-4": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "GOOGLE_CUSTOM_SEARCH_API_KEY=<YOUR_GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "-e",
        "GOOGLE_CUSTOM_SEARCH_ID=<YOUR_GOOGLE_CUSTOM_SEARCH_ID>",
        "-e",
        "SEARCH_PROVIDER=<YOUR_SEARCH_PROVIDER>",
        "-e",
        "SEARCH_ROUTING=<YOUR_SEARCH_ROUTING>",
        "-e",
        "BRAVE_API_KEY=<YOUR_BRAVE_API_KEY>",
        "-e",
        "SERPER_API_KEY=<YOUR_SERPER_API_KEY>",
        "-e",
        "SEARCHAPI_API_KEY=<YOUR_SEARCHAPI_API_KEY>",
        "-e",
        "SEARXNG_URL=<YOUR_SEARXNG_URL>",
        "-e",
        "TAVILY_API_KEY=<YOUR_TAVILY_API_KEY>",
        "-e",
        "EXA_API_KEY=<YOUR_EXA_API_KEY>",
        "-e",
        "XQUIK_API_KEY=<YOUR_XQUIK_API_KEY>",
        "-e",
        "EDGAR_CONTACT_EMAIL=<YOUR_EDGAR_CONTACT_EMAIL>",
        "-e",
        "COURTLISTENER_API_TOKEN=<YOUR_COURTLISTENER_API_TOKEN>",
        "-e",
        "FRED_API_KEY=<YOUR_FRED_API_KEY>",
        "ghcr.io/zoharbabin/web-researcher-mcp:1.50.4"
      ],
      "env": {
        "GOOGLE_CUSTOM_SEARCH_API_KEY": "<YOUR_GOOGLE_CUSTOM_SEARCH_API_KEY>",
        "GOOGLE_CUSTOM_SEARCH_ID": "<YOUR_GOOGLE_CUSTOM_SEARCH_ID>",
        "SEARCH_PROVIDER": "<YOUR_SEARCH_PROVIDER>",
        "SEARCH_ROUTING": "<YOUR_SEARCH_ROUTING>",
        "BRAVE_API_KEY": "<YOUR_BRAVE_API_KEY>",
        "SERPER_API_KEY": "<YOUR_SERPER_API_KEY>",
        "SEARCHAPI_API_KEY": "<YOUR_SEARCHAPI_API_KEY>",
        "SEARXNG_URL": "<YOUR_SEARXNG_URL>",
        "TAVILY_API_KEY": "<YOUR_TAVILY_API_KEY>",
        "EXA_API_KEY": "<YOUR_EXA_API_KEY>",
        "XQUIK_API_KEY": "<YOUR_XQUIK_API_KEY>",
        "EDGAR_CONTACT_EMAIL": "<YOUR_EDGAR_CONTACT_EMAIL>",
        "COURTLISTENER_API_TOKEN": "<YOUR_COURTLISTENER_API_TOKEN>",
        "FRED_API_KEY": "<YOUR_FRED_API_KEY>"
      }
    }
  }
}

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