Polar provides a local Bitcoin Lightning Network for app development and testing. It exposes tools to spin up a Lightning node, create channels, and simulate payments. It connects to the Bitcoin testnet and Lightning Network. Developers use it to test Lightning apps without needing real Bitcoin or a live Lightning node.
Polar provides a local Bitcoin Lightning Network for app development and testing. It exposes tools to spin up a Lightning node, create channels, and simulate payments. It connects to the Bitcoin testnet and Lightning Network. Developers use it to test Lightning apps without needing real Bitcoin or a live Lightning node.
npx -y polarAdd this configuration to your claude_desktop_config.json:
{
"mcpServers": {
"jamaljsr-polar-github": {
"command": "npx",
"args": [
"-y",
"npx -y polar"
]
}
}
}Restart Claude Desktop, then ask:
"What tools do you have available from polar?"
No configuration required. This server works out of the box.
"What resources are available in polar?"
Claude will query available resources and return a list of what you can access.
"Show me details about [specific item] in polar"
Claude will fetch and display detailed information about the requested item.
"Create a new [item] in polar with [details]"
Claude will use the appropriate tool to create the resource and confirm success.
We build custom MCP integrations for B2B companies. From simple connections to complex multi-tool setups.