Claude Code v2.1.117 · 21 Apr 2026
Agent Frontmatter Type Support
Entry Kind: in v2.1.117, 21 Apr 26
Changes Section of the release
Agent-scoped configuration is now recognized as a distinct source type, showing "Agent config (from agent frontmatter)" in configuration source displays. This supports agent-scoped MCP servers and other per-agent customization.
Evidence
Agent config source label (search for "Agent config (from agent frontmatter)")
Strings lifted out of the shipped bundle, so the claim above can be checked against them.
See this entry in the whole of v2.1.117 →
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Related
Other releases about the same thing. Found by shared names or similar wording; neither means one caused the other.
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Bridge Authentication Debug Info
In v2.1.117 Changes release-page order
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Standardized Error and Empty State Components