# November 4, 2026

Category: agent-infrastructure
Published: 2026-11-04T10:59:56Z
Source: [Mastra releases](https://github.com/mastra-ai/mastra/releases/tag/%40mastra/core%401.82.0)
Agent usefulness: 77/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-11-04T12:17:55.573Z
Tags: mastra, agent-runtime, typescript

## Human Summary
Mastra releases published November 4, 2026. Highlights Knowledge v2: page-tree model, richer tools, and server-side sync APIs Knowledge is now a first-class page tree (pages/notes/pins) with major tool upgrades: knowledge list , line/section/grep-style reads in knowledge read , list pinning ( kind: 'list' ), and a link index for counting/listing links .…

## Agent Summary
Treat November 4, 2026 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
Mastra releases published November 4, 2026. This automated release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: Highlights Knowledge v2: page-tree model, richer tools, and server-side sync APIs Knowledge is now a first-class page tree (pages/notes/pins) with major tool upgrades: knowledge list , line/section/grep-style reads in knowledge read , list pinning ( kind: 'list' ), and a link index for counting/listing links . Apps can also sync external content via server APIs like knowledge.upsertPage() / removePage() and note upserts, with optional vector/hybrid search and chunked embeddings for very long pages. Knowledge Explorer + read-only Knowledge HTTP/JS client APIs (and SSE change stream) Mastra Server now offers opt-in read-only Knowledge routes (tree/page/graph/search/activity) plus an SSE events stream, with matching listKnowledge() / getKnowledge() APIs in @mastra/client-js . These routes are scope-gated (and FGA-aware) and enable building Knowledge browsing UIs outside Studio, including…

## Recommended actions
- Review the official Mastra releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.

## Sponsors
No sponsor placement attached.

## Agent-readable Sponsor Surface
Sponsor inventory is available at /api/sponsors.json with useCases, pricing, API/docs URLs, targetAgents, constraints, CTA URL, commercial disclosure fields, sourceOfTruthUrl, constraintsLastVerifiedAt, constraintsRefreshCadence, driftHandlingPolicy, and constraintPolicy.