Mastra Code: Terminal Coding Agent with Observational Memory That Eliminates Context Compaction (Launched Feb 27, 2026)

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Mastra Code is a terminal-based coding agent (TUI, no IDE plugin required) built on top of Mastra's observational memory system — dynamically compressing context into semantic observations rather than discarding history when the token limit approaches. It connects to 70+ AI models, monitors tool outputs (file edits, executions) to retain architectural patterns and variable dependencies beyond standard token limits, and uses LibSQL-based storage for cross-session continuity. This makes it the only major coding agent that claims full context continuity across arbitrarily long sessions without compaction-induced amnesia.