The AI agent space is full of demos and prototypes. But which use cases actually move the needle for businesses? After working with hundreds of teams building agents on Lua, we've identified five categories that consistently deliver measurable ROI.

1. Customer support automation

Typical result: 67% cost reduction

This is the most proven AI agent use case, and for good reason. Customer support has clear inputs (questions), clear outputs (answers and actions), and high volume. An AI agent that handles tier-1 support — order status, account questions, troubleshooting common issues — can dramatically reduce ticket volume while maintaining 24/7 availability.

The key is giving the agent real capabilities, not just FAQ responses. On Lua, support agents connect to your CRM, order management system, and knowledge base. They can look up orders, process refunds, update accounts, and escalate complex issues to human agents with full context.

2. Lead qualification and routing

Typical result: 40% more qualified leads

Every inbound lead is a potential customer, but most sales teams waste time on unqualified prospects. An AI agent can engage every lead instantly — regardless of time zone or volume — ask qualifying questions, score the lead, and route hot prospects directly to the right sales rep.

The agent can even book meetings on the spot, pulling availability from your team's calendar. Leads that aren't ready get nurtured with relevant content instead of falling through the cracks.

3. E-commerce conversational selling

Typical result: 3x conversion lift

Product recommendations, size guidance, comparison shopping, and checkout assistance — all delivered through natural conversation on web, WhatsApp, or Instagram. The agent pulls real-time data from your Shopify or WooCommerce store, so recommendations are always accurate and in stock.

This works especially well for complex purchases where customers need guidance — furniture, electronics, fashion, and specialty goods.

4. Internal HR and IT helpdesk

Typical result: 50% reduction in tickets

Employees ask the same questions repeatedly: PTO policies, benefits details, password resets, software access requests. An AI agent deployed on Slack can answer these instantly, 24/7, pulling from your company's policies and documentation.

For IT, the agent can handle common requests — access provisioning, VPN setup, printer troubleshooting — and only escalate what requires human intervention.

5. Event-driven workflow automation

Typical result: Hours saved per week on manual processes

This is the most underrated use case. Lua's webhook endpoints and scheduled task support let you build agents that respond to real-world events automatically. A few examples:

  • When a Stripe payment fails, the agent reaches out to the customer on their preferred channel
  • When a GitHub PR is merged, the agent posts a release summary to Slack
  • Every morning, the agent compiles yesterday's sales data and sends a briefing to the team
  • When inventory drops below a threshold, the agent alerts the purchasing team

These aren't chatbots — they're autonomous workflows that happen to be powered by AI.

Getting started

The fastest path to ROI is picking one high-volume, well-defined use case and deploying an agent that handles it end-to-end. Start with customer support or lead qualification — they have the clearest metrics and the fastest payback.

Lua provides starter templates for all five use cases, with pre-built integrations for Shopify, Stripe, Slack, and more. Most teams go from zero to production in days, not months.

Start building for free — no credit card required.