JAIL Search — MCP Server

Search papers, books, code, legal cases, forums, Wikipedia, and more from one API.

Quick Start

Add to your MCP client config. No API key needed.

{
  "mcpServers": {
    "jail": {
      "command": "npx",
      "args": ["-y", "jail-mcp@latest"]
    }
  }
}

Or with Python: "command": "uvx", "args": ["jail-mcp"]

With API key

{
  "mcpServers": {
    "jail": {
      "command": "npx",
      "args": ["-y", "jail-mcp@latest"],
      "env": { "JAIL_API_KEY": "your-api-key" }
    }
  }
}

Claude Desktop

Edit ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows):

{
  "mcpServers": {
    "jail": {
      "command": "npx",
      "args": ["-y", "jail-mcp@latest"]
    }
  }
}

Claude Code

claude mcp add jail npx -y jail-mcp@latest

Cursor

Add to .cursor/mcp.json:

{
  "mcpServers": {
    "jail": {
      "command": "npx",
      "args": ["-y", "jail-mcp@latest"]
    }
  }
}

VS Code / Copilot

Add to .vscode/mcp.json:

{
  "servers": {
    "jail": {
      "command": "npx",
      "args": ["-y", "jail-mcp@latest"]
    }
  }
}

Copilot CLI

/mcp add

Or edit ~/.copilot/mcp-config.json:

{
  "mcpServers": {
    "jail": {
      "type": "local",
      "command": "npx",
      "args": ["-y", "jail-mcp@latest"]
    }
  }
}

Windsurf

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

{
  "mcpServers": {
    "jail": {
      "command": "npx",
      "args": ["-y", "jail-mcp@latest"]
    }
  }
}

Tools

Tool	Description
`search`	Search across all types. Filter by type, paginate with cursor.
`detail`	Get full metadata for a document by ID.

Content Types

Type	Content
academic	OpenAlex, arXiv, Semantic Scholar, DBLP
audio	Podcasts and audio content
books	Books, digital libraries, and classical literature
crypto	DeFi protocols, token data, and on-chain analytics
economics	World Bank, IMF, FRED, ECB, BLS, Tax Foundation
fandom	Fan wiki articles and community knowledge bases
forums	Hacker News, StackExchange, Lobsters, LessWrong, and 60+ more
geo	World place names and geographic data
health	Clinical trials and food safety data
knowledge	Wikidata, structured knowledge, and facts
legal	Harvard Case Law, CourtListener, EUR-Lex, UK Legislation
music	Discogs, MusicBrainz
news	News articles and journalism
packages	npm, PyPI, Crates.io, Libraries.io
predictions	Prediction markets and forecasting
social	Mastodon, Lemmy, fediverse
tech	Dev.to, product community forums
video	IMDb, YouTube
wiki	Wikipedia (en/zh/de/fr/es/ru/ja/ko/it/pl/ar/cs/da/el/hi/hu/ro/az)

Pricing

Plan	Queries	Results/query	QPS	Price
Trial	Best-effort	10	—	—
Pro	10,000/month	50	10	$5/month
Custom	Unlimited	Unlimited	Dedicated	Contact

Be Pro at jail.li.

License

MIT

JAIL Search

Quick Install