lastsaas

Overview

LastSaaS is a comprehensive SaaS boilerplate built in Go with React frontend that includes an MCP server for AI-powered admin access. The MCP server provides 32 read-only tools connecting directly to the application, allowing natural language queries for ARR trends, error investigation, API key auditing, and system health monitoring. Unlike other SaaS starters, it offers genuine multi-tenancy, full white-label branding, outgoing webhooks, API keys with scoped access, health monitoring, and product analytics with telemetry.

Try asking AI

After installing, here are 5 things you can ask your AI assistant:

• query_arr_trend

  Query ARR (Annual Recurring Revenue) trend data

  Try:Show me the ARR trend for the last 6 monthsTry:What's our current ARR and how has it changed?
• investigate_error_spike

  Investigate error spikes in the application

  Try:Check for error spikes in the last 24 hoursTry:Investigate the recent spike in 500 errors
• audit_api_keys

  Audit API keys in the system

  Try:Show me recently created API keysTry:List all API keys with admin scope
• review_system_health

  Review system health metrics

  Try:What's the current system health status?Try:Check CPU and memory usage across nodes
• query_tenant_data

  Query tenant-specific data

  Try:Show me all tenants with active subscriptionsTry:Find tenants with more than 10 users
• check_user_sessions

  Check active user sessions

  Try:Show me active sessions for a specific userTry:List all sessions that have been active for more than 24 hours
• analyze_product_metrics

  Analyze product metrics and KPIs

  Try:Show me the conversion funnel dataTry:What's our churn rate for this month?
• manage_webhook_events

  Manage webhook events and deliveries

  Try:Check delivery status of webhook eventsTry:Show me failed webhook deliveries
• review_financial_metrics

  Review financial metrics and revenue

  Try:Show me this month's revenueTry:What's our DAU/MAU trend?
• check_credit_usage

  Check credit usage across tenants

  Try:Show tenants with high credit usageTry:Check credit balance for a specific tenant
• manage_subscriptions

  Manage customer subscriptions

  Try:Show me subscriptions expiring next monthTry:Cancel a specific subscription
• view_system_logs

  View system application logs

  Try:Show me ERROR level logs from todayTry:Search logs for a specific error message

Comparable tools

Installation

{
  "mcpServers": {
    "lastsaas": {
      "command": "go",
      "args": ["run", "."],
      "env": {}
    }
  }
}

FAQ

What MCP tools are available in LastSaaS?

The MCP server provides 32 read-only tools including ARR trend queries, error investigation, API key auditing, system health monitoring, and various administrative functions.

How is the MCP server integrated with the application?

The MCP server is built into the LastSaaS application and provides direct access to application data through natural language queries via the Model Context Protocol.

On Hacker News

Recent discussion from the developer community.

• LastSaaS: Free, open-source SaaS boilerplate; Go+React, built with Claude Code▲ 2💬 1
  Story by jradoff · 2026-02-27

Compare lastsaas with