The ultimate customer support tech stack is crucial for businesses to provide effective and efficient support in today's fast-paced world. A modern customer support solution should combine proactive, self-serve, and human support capabilities to empower teams to get ahead of known problems, resolve complex issues with automation and a human touch, and scale without increasing headcount, budget, or hours logged. The anatomy of a winning modern support tech stack includes strategy first, technology second, with key layers including proactive support, self-serve support, and human support. A powerful all-in-one customer support tool is essential to power each layer of the funnel and integrate with other tools in the business's tech stack. The ingredients of such a tool include personalized messages, integrated knowledge base and chatbots, team inbox, integrations, API, reporting, and analytics capabilities. Top customer support tools include Intercom, HubSpot, Front, Zendesk, Salesforce, Jira, Aircall, Stripe, Twitter, RemoteHQ, Zapier, Automate.io, and Tray.io. To future-proof the tech stack, businesses should adopt a strategy first approach, define their goals upfront, use the Support Funnel framework to pinpoint the exact tools and capabilities needed, and integrate with other tools in the business's tech stack to enhance capabilities and optimize the stack through a proven framework.