Littlejohn MCP Server
by zktx-mcpio.github.zktx-mcp/littlejohn-mcpv0.0.2
Local Robinhood Chain MCP and transaction review runtime.
context tax
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security
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cold start
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freshness
Active3d ago
Install Littlejohn MCP server
Install in Claude Code
claude mcp add littlejohn -e LITTLEJOHN_RPC_URL='<littlejohn-rpc-url>' -- npx -y @zktx.io/littlejohn-mcpInstall in Cursor
{
"mcpServers": {
"littlejohn": {
"command": "npx",
"args": [
"-y",
"@zktx.io/littlejohn-mcp"
],
"env": {
"LITTLEJOHN_RPC_URL": "<littlejohn-rpc-url>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"littlejohn": {
"command": "npx",
"args": [
"-y",
"@zktx.io/littlejohn-mcp"
],
"env": {
"LITTLEJOHN_RPC_URL": "<littlejohn-rpc-url>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"littlejohn": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@zktx.io/littlejohn-mcp"
],
"env": {
"LITTLEJOHN_RPC_URL": "<littlejohn-rpc-url>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"littlejohn": {
"command": "npx",
"args": [
"-y",
"@zktx.io/littlejohn-mcp"
],
"env": {
"LITTLEJOHN_RPC_URL": "<littlejohn-rpc-url>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| LITTLEJOHN_RPC_URL | — | yes | Optional Robinhood Chain HTTPS RPC URL. Omit this variable to use the configured public default; an empty or invalid value is an error. |
Freshness
Active — last maintenance signal 3d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-07 · 3d ago · GitHub
Latest release
2026-10-06 · 4d ago · GitHub · v0.0.2
Package published
no data · npm/PyPI
Registry entry updated
2026-10-06 · 4d ago · official registry · v0.0.2
FAQ
›How do I install the Littlejohn MCP server in Claude Code?
Run: claude mcp add littlejohn -e LITTLEJOHN_RPC_URL='<littlejohn-rpc-url>' -- npx -y @zktx.io/littlejohn-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Littlejohn require an API key?
Yes. It expects LITTLEJOHN_RPC_URL, of which 1 is a secret.
›Can I use Littlejohn as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Littlejohn in the official MCP registry?
Yes, as io.github.zktx-mcp/littlejohn-mcp.