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OpenStudio AI 0.4.0 introduces MCP interface contract 5, strengthening support for durable engineering workflows across host plugins.
Highlights
- Added durable engineering-session workflows.
- Added evidence-backed findings and resumable checkpoints.
- Updated plugin/runtime compatibility metadata for MCP contract 5.
- Refreshed all agent and skill metadata for version 0.4.0.
- Standardized CI on Python 3.10.
Upgrade note
Plugins exported for earlier contract versions should be refreshed after upgrading to 0.4.0. Restart or reconnect the host MCP server after the upgrade so it discovers the updated tool surface.
Compatibility
- Package version: 0.4.0
- MCP plugin interface contract: 5
- Supported Python version: 3.10