Blog — Mar 2026 till Feb 2026
Updates, tutorials, and engineering deep-dives on building AI agents, workflows, and TypeScript tooling with Mastra.
All posts
Change, Run, and Compare with Experiments in Mastra Studio
Run test cases against agents and workflows, score the results, and track quality over time.
Yujohn NattrassEvalsFeb 26, 2026Mastra Changelog 2026-02-26
Supervisor pattern for multi-agent coordination, metadata-only vector queries, more flexible runEvals options, LSP diagnostics after workspace edits, and a new Blaxel sandbox provider.
Shane ThomasChangelogFeb 24, 2026Announcing Mastra Code: A coding agent that never compacts
An open-source TUI coding agent with observational memory that compresses context without losing it.
Tyler BarnesCoding AgentsFeb 24, 2026Mastra Changelog 2026-02-24
Background process management in workspaces and sandboxes, runtime tool configuration via Workspace.setToolsConfig(), and observational memory reliability and introspection improvements.
Shane ThomasChangelogFeb 23, 2026Mastra Changelog 2026-02-23
AST-based workspace edits, real-time streaming tool argument previews, built-in task tracking tools for Harness, and improved Observational Memory continuity
Shane ThomasChangelogFeb 19, 2026Mastra Changelog 2026-02-19
A new reusable Harness orchestration layer for agent apps, versioned workspaces and skills, pluggable blob storage, security and discovery upgrades, plus improved tool I/O and streaming behavior, including better chunk handling.
Shane ThomasChangelogFeb 19, 2026Introducing Datasets in Mastra Studio
Define test cases, run experiments, and track response quality for every change you make.
Yujohn NattrassEvalsFeb 16, 2026How to Structure Projects for AI Agents and LLMs
Learn how Mastra is optimized for modern AI systems, and how to implement a similar approach.
Lennart JörgensAgentsFeb 13, 2026Mastra Changelog 2026-02-13
Datasets and experiments for evaluations, workspace and filesystem lifecycle improvements with safer introspection, and workflow foreach progress streaming.
Shane ThomasChangelogFeb 11, 2026Mastra Changelog 2026-02-11
Observational memory async buffering (default-on) with new structured streaming events, workspace mounts with CompositeFilesystem for unified multi-provider file access.
Shane ThomasChangelogFeb 11, 2026Mastra Changelog 2026-02-11
Observational memory async buffering (default-on) with new structured streaming events, workspace mounts with CompositeFilesystem for unified multi-provider file access.
Shane ThomasChangelogFeb 9, 2026Announcing Observational Memory
A human-inspired memory system that scores ~95% on LongMemEval — with a completely stable context window.
Tyler BarnesMemoryFeb 5, 2026Introducing Mastra Skills
Mastra Skills teach coding agents about Mastra through structured knowledge files, giving any compatible agent the context it needs to help you build.
Lennart JörgensTools & IntegrationsFeb 5, 2026Introducing Workspaces: Safe, Controlled Environments for Mastra Agents
File access, command execution, and reusable skills for agents that actually get things done.
Paul ScanlonSandboxes & FilesystemsFeb 4, 2026Mastra Changelog 2026-02-04
Observational Memory, skills.sh integrations, plus improved tracing and safer error handling.
Shane ThomasChangelog