How do I connect MCP Polymarket MCP Server to Claude?

Run `claude mcp add mcp-polymarket -- npx -y @iqai/mcp-polymarket` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.

Is MCP Polymarket MCP Server free?

The listed licence is MIT. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.

What can MCP Polymarket MCP Server do?

MCP Polymarket MCP Server documents 19 tools to the agent, including approve_allowances, cancel_all_orders, cancel_order. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.

MCP Polymarket

Unclaimed

by BrainDAO

MCP server for Polymarket market data and trading tools.

Set up this server

Compare servers My Stack

01 / Choose your client

02 / Before you connect

Authentication is not specified. Check the project instructions before connecting.

Install the runtime required by the project and make it available to your client.

Project instructionsEnvironment variable names (optional)

Use names from the project instructions, separated by commas. Enter names only, never secret values.

03 / Add the configuration

Source: generated from public install instructions

claude mcp add --transport stdio 'mcp-polymarket' -- 'npx' '-y' '@iqai/mcp-polymarket'

Run in your terminal after replacing any placeholders.

04 / Check it in your client

Open your client’s MCP settings and confirm the server connects and lists its tools. A copied configuration does not confirm a working connection.

mcppolymarketprediction-marketstrading

Is this your MCP server?

This listing was auto-indexed from the public record. Claim it to edit the page, set compatibility and unlock growth tools. Takes under two minutes.

Claim this server

Security profile

Claimed and verified servers get a weekly static scan that shows what the code can reach: external services, environment variables, shell commands, agent configuration folders, plus any dependencies with known advisories. Claim this listing to get one. How the security profile works

19 of 19 tools

Documented tools (19)

From project documentation. A server handshake does not verify each tool’s description or behavior.

approve_allowances

Grant the pUSD and Conditional Token approvals required for Polymarket V2 trading and position management. Automatically approves only contracts that do not already have permission. Approvals are revocable at any time in your wallet.

cancel_all_orders

Cancel all open orders for the authenticated account.

cancel_order

Cancel a specific order by its ID.

get_all_tags

Get a list of all available tags for categorizing markets.

get_balance_allowance

Get balance and allowance information for the authenticated account. Can check COLLATERAL or CONDITIONAL tokens.

get_event_by_slug

Get detailed information about a specific event by its slug identifier. Events group multiple related markets.

get_market_by_slug

Get detailed information about a specific market by its slug identifier. The slug can be extracted from the Polymarket URL.

get_markets_by_tag

Get markets filtered by a specific tag ID. Useful for finding markets in specific categories.

get_open_orders

Get all open orders for the authenticated account. Can optionally filter by market.

get_order

Get details of a specific order by its ID.

get_order_book

Get the current order book for a specific market token. Shows all active buy and sell orders.

get_positions

Get all positions for a wallet address with current values. Returns position details including size, current price, current value, and P&L. Uses the Polymarket Data API for accurate position valuation.

get_trade_history

Get trade history for the authenticated account. Can optionally filter by market or maker address.

list_active_markets

List all currently active markets with pagination. Returns markets that are not yet closed.

place_market_order

Place a market order that executes immediately at the current market price. For BUY orders, amount is the pUSD amount to spend. For SELL orders, amount is the number of shares to sell. Example: amount=5, side=BUY spends 5 pUSD. Minimum 1 pUSD for BUY orders.

place_order

Place a limit order on Polymarket at a specific price. Specify the number of shares (size) and price (0-1). For both BUY and SELL, you specify the number of shares you want to trade. Example: size=10, price=0.6 means buy/sell 10 shares at $0.60 per share (total: $6).

redeem_positions

Redeem all winning outcome tokens from a resolved Polymarket market into pUSD. Provide the conditionId and set negRisk=true for negative-risk markets.

search_markets

Search for markets, events, and profiles using text search.

update_balance_allowance

Update balance and allowance for the authenticated account. Required before trading.

Tool change history

Compared across complete checks of the same configuration. Tools were listed, not invoked. Input-schema changes are not measured here.

No complete tool checks yet.

FAQ

Questions about MCP Polymarket MCP Server

How do I connect MCP Polymarket MCP Server to Claude?: Run `claude mcp add mcp-polymarket -- npx -y @iqai/mcp-polymarket` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.
Is MCP Polymarket MCP Server free?: The listed licence is MIT. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.
What can MCP Polymarket MCP Server do?: MCP Polymarket MCP Server documents 19 tools to the agent, including approve_allowances, cancel_all_orders, cancel_order. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.