polymarket_book (Polymarket CLOB book)

When to use

• Liquidity check before sizing into a market.

• Spread + depth + mid estimation.

Parameters

• marketId (string, required): Gamma numeric id (e.g. "516710" ) or conditionId hex ("0x..." ).

• outcome ("YES" | "NO" , optional): Defaults to "YES" .

• depth (int, optional, 1–200): Levels per side; default 20.

Examples

{ "name": "polymarket_book", "params": { "marketId": "0xabc...def", "outcome": "YES", "depth": 50 } }

Output

• Returns: { marketId, conditionId, question, slug, endDate, outcome, tokenId, bookAvailable, bestBid, bestAsk, mid, bids[], asks[], ts }

• Rendered:

• Emits a JSON output with title orderbook (used by the UI to open/focus a book window when available).

• Market (text with mid/bid/ask and “no CLOB orderbook” when missing)

• Asks

• Bids (tables)

Notes

• Some markets have no CLOB orderbook; the tool returns bookAvailable=false and empty bids/asks.

• targetWindow : book