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
Jun 18, 2026
Views58.6k
Comments23
Reposts72