validator for Claude.ai
dev.swatchdog/validator
On-demand drift checks: declared CSS color, radius, spacing & type vs your own tokens or a pack
client:Claude.ai
transport:streamable-http
Install validator in Claude.ai
Settings → Connectors → Add custom connector
https://swatchdog-mcp-970396648818.us-central1.run.app/mcp
Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs