feature
Workflow agents now available in agent.spawn mod hook
code.claude.comagent
Mods can now access and control workflow agents through the agent.spawn hook with run and index information, enabling mods to refuse or interact with workflow-based automation.
Stacks this affects
Claude Code ships in 4 tested stacks here.
More Claude Code
releaseClaude Haiku 5.5 released as default Haiku modelfeatureTool schema registration supports immediate prompt listingfeatureAgent tool now accepts effort parameter for subagent configurationfeaturePrompt caching support added to mod $.model.complete APIfeaturePlugin install command gains --marketplace source parameter