Blog — Aug 2025 till Jul 2025
Updates, tutorials, and engineering deep-dives on building AI agents, workflows, and TypeScript tooling with Mastra.
All posts
Mastra Changelog 2025-08-21
New streamVNext and generateVNext methods with AI SDK v5 support, output processors, and more.
Shane ThomasChangelogAug 19, 2025MASTRA.BUILD Templates Hackathon Winners & Community Templates Library
Celebrating the winners of our MASTRA.BUILD templates hackathon and launching our new community templates library
Shane ThomasCompanyAug 14, 2025Mastra Changelog 2025-08-14
This week we've shipped a major RAG enhancement with semantic markdown chunking and updated our A2A implementation to spec v0.3.0.
Shane ThomasChangelogAug 8, 2025Mastra Changelog 2025-08-08
Introducing Scorer API, critical fixes for message handling and parallel workflows, plus improvements to memory filtering and type safety across the board. Plus, we're announcing our first ever conference: TypeScript AI
Shane ThomasChangelogAug 6, 2025Introducing Scorers in Mastra
We're excited to announce the release of scorers in Mastra, a new way to evaluate and rank the quality of your agent's responses.
Yujohn NattrassEvalsJul 30, 2025Building low-latency guardrails to secure your agents
How we built a suite of out-of-the-box input processors and optimized them from 5000ms to under 500ms per request.
Daniel LewSecurity & ComplianceJul 30, 2025Mastra Changelog 2025-07-30
Improvements to Agents, Memory, and more.
Shane ThomasChangelogJul 25, 2025Nested streaming support in Mastra
Mastra's nested streaming support provides real-time visibility into agent and workflow execution, with comprehensive cost tracking and a unified messaging interfaces.
Ward PeetersMulti-agentJul 24, 2025Mastra Changelog 2025-07-24
Introducing Mastra Templates, MASTRA.BUILD hackathon, StreamVNext protocol, complete eval scores system, and major improvements across the board.
Shane ThomasChangelogJul 23, 2025Introducing Mastra Templates
Announcing Mastra Templates: pre-built, production-ready, customizable agent and workflow projects. Plus: join our MASTRA.BUILD hackathon to create and showcase your own templates.
Shane ThomasDeploymentJul 17, 2025Mastra Changelog 2025-07-17
New memory improvements, new CLI templates, reasoning display in playground, and major improvements across the board.
Shane ThomasChangelogJul 17, 2025Yes, you can use RAG for agent memory
How we spent $8k to prove RAG isn’t dead
Tyler BarnesMemoryJul 9, 2025Mastra is now Apache 2.0 licensed!
Mastra is now licensed under Apache 2.0, making it easier for everyone to use, modify, and contribute.
Sam BhagwatCompanyJul 9, 2025Mastra Changelog 2025-07-09
Mastra is now Apache-2.0 licensed, Playground goes multi-modal, new memory and RAG features, and more.
Shane ThomasChangelogJul 3, 2025Mastra Changelog 2025-07-03
Agent Network (vNext), workflow cancellation, and custom memory model support highlight this week's Mastra updates.
Shane ThomasChangelog