v2754 v0.15.0
NousResearch/hermes-agentSep 16, 2026 → Sep 16, 20260 days between releases
What's New
Major release adds WebMCP, Pi integration, and migrates to MCP SDK v2 with breaking changes.
Breaking Changes
- Migrate to MCP SDK v2 server/client types and Valibot schemas.
- Replace Scene Graph overrides with instanceOverrides.
- Update Vue SDK providers to implement getBindingId() and prepareEdit().
- Replace Vue SDK dialog message composables with product-domain ones.
- Require Vue 3.5.41+ and CanvasKit 0.41.1+.
New Features
- Introduction of WebMCP for browser agents with access controls.
- Pi integration as a configurable desktop provider.
- Save AI conversations locally and browse saved transcripts.
- Expose design inspection and undoable edits via WebMCP.
- Control custom tool exposure independently via mcp, ai, and webmcp.
Improvements
- Migrate to MCP SDK v2 with native Valibot schemas.
- Update CanvasKit to 0.41.1+ for immutable Path operations.
- Add searchable command palette for editor actions.
- Render triangle and line arrow stroke caps.
Upgrade Notes
Migrate MCP SDK to v2 using Valibot schemas and update Scene Graph overrides. Update Vue SDK providers to implement getBindingId() and prepareEdit(). Ensure Vue 3.5.41+ and CanvasKit 0.41.1+ are installed.
The Two Releases
Release v2754
Sep 16, 2026· 1 month ago
This release focuses on fixing a calibration process issue by ensuring server receipts are correctly bound to specific room identities.
Full release notesv0.15.0
Sep 16, 2026· 1 month ago
Major release introducing WebMCP for browser agents, extensive AI features (saved chats, Pi integration), and Design JSX enhancements. Includes significant breaking changes to MCP SDK v2 and Scene Graph structure.
Full release notes