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Agents tracked: 258 Downloads (7d): 219M up 6.1% GitHub stars: 5.5M VS Code installs: 148M Releases (7d): 293 Agent status: 2 with issues Updated Oct 7, 2026
Release GitHub Releases

Mastra 1.72.0 released

session.respondToToolApproval(...) now requires toolCallId (id-less approval responses are rejected); related approval APIs now key gates per thread/run and update grant scoping.; @mastra/playground-ui removed/renamed multiple UI APIs (notably ScrollArea…

What changed

  • session.respondToToolApproval(...) now requires toolCallId (id-less approval responses are rejected); related approval APIs now key gates per thread/run and update grant scoping.
  • @mastra/playground-ui removed/renamed multiple UI APIs (notably ScrollArea props, PageHeader props, ToolCall → Activity component renames, and significant color token API changes).
  • Added maxRetries and failurePolicy options to the observational memory observation and reflection settings. When failurePolicy is 'continue', an Observer or Reflector model failure no longer ends…
  • Added support for resolving channel providers dynamically. The channels option on the Mastra constructor now also accepts a resolver function, so channel connections added on the Mastra platform…
  • Fence background task execution with a persisted, expiring ownership lease. (#24841)
  • Added an opt-in summary flag to listWorkflowRuns. When set, storage adapters may return only { status, timestamp } for each run snapshot instead of the full snapshot. (#25135)
  • Storage adapters that support the new trace-aggregate capability can return aggregated trace results through ObservabilityStorage.aggregateTraces(), which executes a TrustedTraceAggregatePlan and…
  • Added detach() to DurableAgent.observe() so an observer can stop watching a run without affecting it. Leaving the for await loop over fullStream early (break, return, or a thrown error) now also…

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