markets.watch_price
Live WebSocket price subscriptions
How to use it
markets.watch_price is exposed by the Polymarket Agent MCP MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), and the markets.watch_price tool becomes available to the model automatically. See the full listing for setup details and every tool this server provides.
Install Polymarket Agent MCP
npm install -g polymarket-agent-mcpOther tools in Polymarket Agent MCP (39)
Switch from preview to live mode
Smart money signals — multiple top traders buying same market
AI-powered BUY/SELL/HOLD recommendation
Market quality — spread, depth, price range
Side-by-side comparison of 2-5 markets
Find markets by end date and category
Browse all markets under an event
Most liquid markets by category (politics, sports, crypto...)
Biggest position holders in a market
Live bid/ask/spread prices
Historical prices with sparkline (1h to 1m)
Find markets related to a topic or market
Search markets by keyword (bitcoin, election, UFC...)
Top markets by 24h/7d/30d volume
Market watchlist with price alerts
Start automatic copy trading loop
Stop monitoring
Execute up to 10 orders at once
Buy shares on any market
Cancel all open orders
View pending limit orders
Sell an open position
Check status of a specific order
Account balance, budget, and P&L
Multi-wallet overview with P&L per trader
AI-powered optimization (conservative/balanced/aggressive)
Portfolio risk scoring and warnings
Check positions for resolution
Manually close a position
Open/closed positions
Set stop-loss and take-profit levels
Detailed trader profile, win rate, P&L
Simulate copying a trader's past trades
Find top traders by PnL and volume
Conviction score (0-100) across 5 dimensions
Add/remove traders from watchlist
Remove underperforming traders
Place limit orders at discount
WTA tennis markets with stink bid prices