Open SWE Desktop nightly adds Sonnet 5.5 model picker and per-automation workspaces
LangChain released Open SWE Desktop v0.2.12-nightly.20260929082719. Changes include adding Sonnet 5.5 to the model picker, launching each automation in its own workspace, uploading local Claude Code sessions to Open SWE, collapsing sidebar subagent threads by default, and fixes for expired GitHub bot tokens and cancelled sandbox commands.
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