Compatibility

	Versions	Status
Ruby	3.2, 3.3, 3.4, 4.0	Tested in CI (ruby-head runs too, allowed to fail)
Rails (db/schema.rb format)	8.0	Covered by test fixtures
Rails	7.2, 8.1	Expected to work, but not yet covered by CI
MCP clients	Cursor, Claude Code, Codex, Claude Desktop, or any stdio MCP client	See Getting started

The bundled skill targets Rails 8 conventions. On Rails 7.x the tools work the same, but some skill advice won’t apply.

Versions follow Semantic Versioning. Before 1.0, a minor release may include breaking changes, which the changelog calls out.