Agent skills are canonical in .agents/skills/ and shared across all harnesses (Claude Code, OpenCode, Cursor, etc.). This directory contains only Claude Code-specific configuration that cannot be made tool-agnostic.
agents/— Sub-agent persona definitions with Claude Code-specific frontmatter (model,memory,color,tools). The same personas exist in.opencode/agents/with OpenCode-specific config.agent-memory/— Persistent agent memory files. Claude Code runtime state, not portable across tools.