# Mastra Studio Studio is [[Mastra AI]]'s local interactive development UI for building, testing, and managing agents, workflows, and tools. It runs locally (default port 4111). ## Features - Agent chat with model switching - Workflow visualization as DAGs - Tool isolation testing - Built-in scorers ([[Mastra Evals|evals]]) - File management and context configuration - Access to [[Mastra Observability|observability]], traces, logs, metrics ## References - https://mastra.ai/docs/studio/overview ## Related - [[Mastra AI]] - [[Mastra Agents]] - [[Mastra Workflows]] - [[Mastra Evals]] - [[Mastra Observability]]