https://www.horizzon.net/post/what-is-an-ai-agent-the-complete-business-guide-2026 2026-07-12 https://static.wixstatic.com/media/e1d5f1_8b7b4ef3a02c465da2221652a0a2e739~mv2.png Illustration of an AI agent helping businesses automate customer support, sales, and business operations.