# Inside OpenChart: How a Custom DSL and BYO Agents Disrupt Market Terminals > Source: > Published: 2026-10-06 21:22:54+00:00 OpenChart reimagines the modern trading terminal by pairing unbounded 4x4 canvas rendering with Tea, a purpose-built stateful market language. By binding local LLM tool execution directly to streaming indicator alerts, it removes proprietary software paywalls in favor of open, agent-driven asset management.