@igoforth/polymarket-mcp
MCP server exposing 47 Polymarket API tools for AI assistants. Covers the full Gamma, CLOB, and Data APIs plus a fluent MarketBuilder for multi-source queries.
README
@igoforth/polymarket-mcp
MCP server exposing 47 Polymarket API tools for AI assistants. Covers the full Gamma, CLOB, and Data APIs plus a fluent MarketBuilder for multi-source queries.
Installation
npm install -g @igoforth/polymarket-mcp
Usage
Claude Code
Add to ~/.claude/settings.json:
{
"mcpServers": {
"polymarket": {
"command": "polymarket-mcp"
}
}
}
Claude Desktop
{
"mcpServers": {
"polymarket": {
"command": "npx",
"args": ["-y", "@igoforth/polymarket-mcp"]
}
}
}
Tools
Market Data (Gamma API)
| Tool | Description |
|---|---|
query_markets |
Fluent MarketBuilder — query markets with field selection and presets |
list_markets |
List markets with filtering |
list_events |
List events with pagination |
get_event |
Get event by ID or slug |
get_tag |
Get tag by ID or slug |
list_tags |
List all tags |
search |
Full-text search across markets and events |
get_series |
Get series details |
list_series |
List all series |
get_sports_metadata |
Sports market metadata |
get_team |
Team details for sports markets |
get_profile |
Public profile by wallet address |
get_comments |
Comments on markets/events |
get_clarifications |
Market clarifications |
Orderbook & Pricing (CLOB API)
| Tool | Description |
|---|---|
get_orderbooks |
Get orderbook depth for token(s) |
get_price |
Current price for a token |
get_prices |
Batch prices for multiple tokens |
get_midpoint |
Midpoint price |
get_spreads |
Bid-ask spreads |
get_price_history |
Historical price data |
get_sampling_markets |
Markets available for sampling |
get_market_rewards |
Market maker reward rates |
get_server_time |
CLOB server timestamp |
User Activity (Data API)
| Tool | Description |
|---|---|
get_user_activity |
Trading activity for an address |
get_user_value |
Portfolio value |
get_positions |
Open positions |
get_closed_positions |
Closed positions |
get_trades |
Trade history |
get_live_volume |
Real-time trading volume |
No API Keys Required
All tools use public Polymarket API endpoints. No authentication needed for read-only market data.
License
MIT
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