sync day for Claude Code

io.github.syncday-app/sync-day

Free no-signup group scheduling; share a link and rank times by who's free.

client:Claude Code transport:streamable-http tools:8

Install sync day in Claude Code

run in your project directory

claude mcp add --transport http sync-day https://sync.day/mcp/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs