elster-mcp-server
local MCP serverInstallation
Terminal
claude mcp add elster-mcp-server -e ELSTER_CONFIG_PATH=... -e ELSTER_PFX_PATH=... -e ELSTER_PASSWORD=... -e ELSTER_TAX_NUMBER=... -e ELSTER_STATE_CODE=... -e ELSTER_NAME=... -e ELSTER_FIRST_NAME=... -e ELSTER_STREET=... -e ELSTER_HOUSE_NUMBER=... -e ELSTER_ZIP=... -e ELSTER_CITY=... -e ELSTER_COUNTRY=... -e ELSTER_HEADLESS=... -e ELSTER_EST_SKIP_EUR=... -- npx -y elster-mcp-server
Run in your project folder. Add --scope user to use it everywhere.
Claude Desktop, Cursor & other clients
Add to claude_desktop_config.json or .cursor/mcp.json.
{
"mcpServers": {
"elster-mcp-server": {
"command": "npx",
"args": [
"-y",
"elster-mcp-server"
],
"env": {
"ELSTER_CONFIG_PATH": "...",
"ELSTER_PFX_PATH": "...",
"ELSTER_PASSWORD": "...",
"ELSTER_TAX_NUMBER": "...",
"ELSTER_STATE_CODE": "...",
"ELSTER_NAME": "...",
"ELSTER_FIRST_NAME": "...",
"ELSTER_STREET": "...",
"ELSTER_HOUSE_NUMBER": "...",
"ELSTER_ZIP": "...",
"ELSTER_CITY": "...",
"ELSTER_COUNTRY": "...",
"ELSTER_HEADLESS": "...",
"ELSTER_EST_SKIP_EUR": "..."
}
}
}
}Fill in the environment variables with your own credentials.
Summary
Drive the German tax portal ELSTER via Puppeteer: submit UStVA, prepare EUER/ESt, sync inbox.
Questions
elster-mcp-server is a local MCP server distributed as the npm package elster-mcp-server.
Run: claude mcp add elster-mcp-server -e ELSTER_CONFIG_PATH=... -e ELSTER_PFX_PATH=... -e ELSTER_PASSWORD=... -e ELSTER_TAX_NUMBER=... -e ELSTER_STATE_CODE=... -e ELSTER_NAME=... -e ELSTER_FIRST_NAME=... -e ELSTER_STREET=... -e ELSTER_HOUSE_NUMBER=... -e ELSTER_ZIP=... -e ELSTER_CITY=... -e ELSTER_COUNTRY=... -e ELSTER_HEADLESS=... -e ELSTER_EST_SKIP_EUR=... -- npx -y elster-mcp-server
Run: codex mcp add elster-mcp-server --env ELSTER_CONFIG_PATH=... --env ELSTER_PFX_PATH=... --env ELSTER_PASSWORD=... --env ELSTER_TAX_NUMBER=... --env ELSTER_STATE_CODE=... --env ELSTER_NAME=... --env ELSTER_FIRST_NAME=... --env ELSTER_STREET=... --env ELSTER_HOUSE_NUMBER=... --env ELSTER_ZIP=... --env ELSTER_CITY=... --env ELSTER_COUNTRY=... --env ELSTER_HEADLESS=... --env ELSTER_EST_SKIP_EUR=... -- npx -y elster-mcp-server
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