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+# CLAUDE.md
+
+Read and follow AGENTS.md — it has build instructions, architecture
+notes, coding conventions, and the AI contribution policy for this
+project.
+
+## Claude Code Specifics
+
+When writing `Assisted-by` commit trailers, use `Claude` as the agent
+name and the model's short ID as the version.  For example:
+
+```
+Assisted-by: Claude:claude-opus-4-6
+```
+
+Do not use `claude-code`, `Claude Code`, or other variations as the
+agent name.