telli vs. Close

telli is the AI Agent Platform for Customer Experience telli helps businesses transform their customer-facing operations with AI across voice, SMS, WhatsApp, and chat. Its agents qualify leads, book appointments, resolve customer requests, and complete tasks in connected CRMs and business systems—handing conversations over to your team when needed. Teams can build agents without code, while developers can build custom integrations and extend their capabilities through an extensible API and MCP connections.

Close is a sales CRM with built-in calling, SMS, email, automation, and AI, designed for founders, startups, agencies, and growing sales teams. The platform helps businesses manage leads, communicate with prospects, track opportunities, and automate follow-up from a single system. Close is commonly used by teams that want their CRM to support sales execution, not just store customer data. Users can call, email, text, manage pipelines, assign tasks, create workflows, run outreach sequences, and track sales activity directly inside the platform.