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Yanked

This release has been yanked by its maintainers, and will be ignored by installers, except when explicitly specified.
Reason given by maintainers: Non-functional: backend api.jail.li is offline.

JAIL Search — MCP Server

Install in Cursor Install in VS Code

Search a billion+ documents — papers, books, code, legal cases, forums, Wikipedia, and more.

jail.li

Installation

Connect to the hosted MCP server:

https://api.jail.li/mcp

Get API key for higher limits — append ?jailApiKey= to the URL.

Claude Code
claude mcp add --transport http jail https://api.jail.li/mcp

With API key:

claude mcp add --transport http jail "https://api.jail.li/mcp?jailApiKey=sk_live_..."
Codex
codex mcp add jail --url https://api.jail.li/mcp

With API key: codex mcp add jail --url "https://api.jail.li/mcp?jailApiKey=sk_live_..."

Cursor

Add to ~/.cursor/mcp.json:

{
  "mcpServers": {
    "jail": {
      "url": "https://api.jail.li/mcp"
    }
  }
}

With API key: "url": "https://api.jail.li/mcp?jailApiKey=sk_live_..."

VS Code

Add to .vscode/mcp.json:

{
  "servers": {
    "jail": {
      "type": "http",
      "url": "https://api.jail.li/mcp"
    }
  }
}

With API key: "url": "https://api.jail.li/mcp?jailApiKey=sk_live_..."

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", "mcp-remote", "https://api.jail.li/mcp"]
    }
  }
}

With API key: "args": ["-y", "mcp-remote", "https://api.jail.li/mcp?jailApiKey=sk_live_..."]

OpenCode

Add to your opencode.json:

{
  "mcp": {
    "jail": {
      "type": "remote",
      "url": "https://api.jail.li/mcp",
      "enabled": true
    }
  }
}

With API key: "url": "https://api.jail.li/mcp?jailApiKey=sk_live_..."

Copilot CLI

Edit ~/.copilot/mcp-config.json:

{
  "mcpServers": {
    "jail": {
      "type": "http",
      "url": "https://api.jail.li/mcp"
    }
  }
}

With API key: "url": "https://api.jail.li/mcp?jailApiKey=sk_live_..."

Windsurf

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

{
  "mcpServers": {
    "jail": {
      "serverUrl": "https://api.jail.li/mcp"
    }
  }
}

With API key: "serverUrl": "https://api.jail.li/mcp?jailApiKey=sk_live_..."

Hermes

Add to ~/.hermes/config.yaml:

mcp_servers:
  jail:
    url: "https://api.jail.li/mcp"

With API key: url: "https://api.jail.li/mcp?jailApiKey=sk_live_..."

Or install the skill: hermes skill install jail-search

Via npm Package

Use the npm/pypi package for stdio transport
{
  "mcpServers": {
    "jail": {
      "command": "npx",
      "args": ["-y", "jail-mcp@latest"]
    }
  }
}

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

For API key with stdio: "env": { "JAIL_API_KEY": "sk_live_..." }

Tools

Tool What it does
search Search across all content types. Filter by type, paginate with cursor.
detail Get full metadata for a document by ID.

Content Types

Type Sources
academic OpenAlex, arXiv, Semantic Scholar, DBLP
books Books, digital libraries, classical literature
wiki Wikipedia — en, zh, de, fr, es, ru, ja, ko + 10 more
forums Hacker News, StackExchange, Lobsters, LessWrong, 60+ more
legal Harvard Case Law, CourtListener, EUR-Lex, UK Legislation
news News articles and journalism
packages npm, PyPI, Crates.io, Libraries.io
economics World Bank, IMF, FRED, ECB, BLS, Tax Foundation
knowledge Wikidata, structured knowledge
video IMDb, YouTube
music Discogs, MusicBrainz
health Clinical trials, food safety
geo World place names, geographic data
tech Dev.to, product community forums
social Reddit, Mastodon, Lemmy, fediverse
fandom Fan wiki articles, community knowledge
crypto DeFi protocols, token data, on-chain analytics
predictions Prediction markets, forecasting
audio Podcasts and audio content

License

MIT

Metadata

Release files for jail-mcp 1.4.0

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Source distribution for jail-mcp 1.4.0
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Uploaded via uv/0.9.30 {"installer":{"name":"uv","version":"0.9.30","subcommand":["publish"]},"python":null,"implementation":{"name":null,"version":null},"distro":{"name":"macOS","version":null,"id":null,"libc":null},"system":{"name":null,"release":null},"cpu":null,"openssl_version":null,"setuptools_version":null,"rustc_version":null,"ci":null}

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This release

1.4.0 This release

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1.3.0

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1.2.0

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1.1.3

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1.1.2

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1.1.1

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1.1.0

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1.0.0

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