Inside ARIA: How It Really Works

Most people assume the model does everything in an agent. It doesn't. Sudais (Growth Strategist) sits down with Humza Khatri (Software Architect), to go inside the engine room: the custom-built agent harness that runs ARIA and Astera's other agents. CHAPTERS 00:00 Intro 00:39 What is an agent harness? 01:55 How a message flows between user, harness, model, and tools 03:38 Where conversations and tools live 04:34 Cutting token costs with prompt caching 06:52 The model suggests, the harness executes 09:04 Loading skills and tools on demand 10:51 Handling long conversations with compaction 13:52 Key takeaway: why harness engineering matters #ARIA #AIAgents #AgentHarness #DataIntegration #Astera