> For a complete page index of the Captain API documentation, fetch https://docs.captain.dev/llms.txt?excludeSpec=true

# Sync Tools in the MCP Server

* **Available from the MCP server**: 10 new sync tools ship in the hosted [Captain MCP](/guides/integrations/mcp-openclaw) server (`captain_create_s3_sync` / `_r2_sync` / `_supabase_sync` / `_backblaze_sync`, plus list/get/update/delete/reconcile/subscribe-webhook).