trade-on-a-node

Place, change or cancel orders on a running vike-tradehub node through the vike-cli mcp write tools (submit_order, cancel_order, modify, flatten, mass_cancel, market_exit, set_trading_state) using the mandatory two-call preview gate — preview first, then confirm with the preview_token — reading node_snapshot before and after, and settling an unknown outcome before any retry. Use when asked to buy, sell, place a…