| Where it runs | Hosted by the vendor | Your server, Windows or Linux |
| What you pay | Subscription plus $0.99 per AI resolution | Free live chat, no metering |
| Cost as you grow | Rises with volume and headcount | Flat; agents are not billable units |
| AI model | The vendor's own model | Yours: local Ollama, or OpenAI/Anthropic on your key |
| Where conversations live | Vendor infrastructure | Your SQL Server database |
| Breadth | Broad suite: chat, email, WhatsApp, SMS, phone, Slack | Focused: live chat, widget, agent console, AI handoff; social channels and Twilio voice on Premium |
| Setup effort | Sign up and paste a snippet | Install a server and a database, then paste a snippet |
| If the vendor changes | Their roadmap and pricing apply to you | Your install and your data stay on your server |