Today we're launching @mastra `Harness` `Harness` gives you a `Session` with plan/build modes. It lets you manage thread lifecycle, spawn or fork subagents, approve tools per-call or session, ask user questions, queue/steer. With skills, sandbox, browser, heartbeat. channels: https://t.co/LgS1UFnEGw

Mastra
- Launches
- 4
- Total views
- 119.9k
- Best rank
- #131
- First launch
- Jun 18, 2026
- Latest launch
- Sep 9, 2026
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119,852 views
September 2026 · 14.9k views
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Launches
Today we're excited to launch dynamic workflows! Define a workflow as JSON, and Mastra will validate, register, and run it (like any other workflow). Now agents can build workflows on-the-fly: https://t.co/hOJviZ1iVc
Today we're announcing Mastra Factory! Most teams just want to build their product - not take on building and maintaining a factory too. So we're open-sourcing ours. Now you can own your factory without having to build it yourself. Demo: https://t.co/7fP6puHhM6
Today we're launching sensitive data redaction in Mastra observability! Automatically strip out your users’ PII from agent traces: https://t.co/wDK8w7XXsx
Latest launch Sep 9, 2026Browse lists