# Polymarket US Documentation

> User and developer documentation for Polymarket US.

## Docs

- [Get account balances](https://docs-polymarket-us.mintlify.app/api-reference/account/get-account-balances.md): Get user's current account balances including buying power, asset values, and pending transactions
- [Account API Overview](https://docs-polymarket-us.mintlify.app/api-reference/account/overview.md): View account balances and information
- [Market API Overview](https://docs-polymarket-us.mintlify.app/api-reference/market/overview.md): Query market data and information
- [Get market by ID](https://docs-polymarket-us.mintlify.app/api-reference/markets/get-market-by-id.md): Retrieve a specific market by its ID
- [Get market by slug](https://docs-polymarket-us.mintlify.app/api-reference/markets/get-market-by-slug.md): Retrieve a specific market by its slug
- [Get market settlement](https://docs-polymarket-us.mintlify.app/api-reference/markets/get-market-settlement.md): Retrieve the settlement price for a specific market
- [Get markets](https://docs-polymarket-us.mintlify.app/api-reference/markets/get-markets.md): Retrieve all markets with optional filtering
- [Cancel all open orders](https://docs-polymarket-us.mintlify.app/api-reference/orders/cancel-all-open-orders.md): Cancel all open orders, optionally filtered by market slugs
- [Cancel order](https://docs-polymarket-us.mintlify.app/api-reference/orders/cancel-order.md): Cancel a specific order
- [Create order](https://docs-polymarket-us.mintlify.app/api-reference/orders/create-order.md): Create a new order to enter into a market
- [Get open orders](https://docs-polymarket-us.mintlify.app/api-reference/orders/get-open-orders.md): Get all open orders for the authenticated user
- [Get order](https://docs-polymarket-us.mintlify.app/api-reference/orders/get-order.md): Get details for a specific order
- [Orders API Overview](https://docs-polymarket-us.mintlify.app/api-reference/orders/overview.md): Create, cancel, and manage orders
- [Preview order](https://docs-polymarket-us.mintlify.app/api-reference/orders/preview-order.md): Preview an order before submission to validate parameters
- [Get activities](https://docs-polymarket-us.mintlify.app/api-reference/portfolio/get-activities.md): Get activities for a user including trades, position resolutions, and account balance changes
- [Get user positions](https://docs-polymarket-us.mintlify.app/api-reference/portfolio/get-user-positions.md): Get user's trading positions across all markets or filtered by specific market
- [Portfolio API Overview](https://docs-polymarket-us.mintlify.app/api-reference/portfolio/overview.md): View positions and trading activity
- [Markets WebSocket](https://docs-polymarket-us.mintlify.app/api-reference/websocket/markets.md): Real-time market data, order book, and trades
- [WebSocket API Overview](https://docs-polymarket-us.mintlify.app/api-reference/websocket/overview.md): Real-time streaming data via WebSocket
- [Private WebSocket](https://docs-polymarket-us.mintlify.app/api-reference/websocket/private.md): Real-time orders, positions, and balance updates
- [Authentication](https://docs-polymarket-us.mintlify.app/api/authentication.md): How to authenticate with the Retail API
- [Introduction](https://docs-polymarket-us.mintlify.app/api/introduction.md): Overview of the Polymarket US Retail API
- [Two-Factor Authentication](https://docs-polymarket-us.mintlify.app/polymarket-learn/account/2fa.md): Enable two-factor authentication to strengthen your account security
- [Protect Your Account](https://docs-polymarket-us.mintlify.app/polymarket-learn/account/protect.md): Keep your password, login, and personal access secure
- [Collateral](https://docs-polymarket-us.mintlify.app/polymarket-learn/advanced/fully-collateralized-contracts.md): Learn how Polymarket US supports fully-collateralized contracts and guarantees payouts
- [Liquidity](https://docs-polymarket-us.mintlify.app/polymarket-learn/advanced/liquidity.md): Learn how posted size across price levels affects where your order fills
- [Price Impact](https://docs-polymarket-us.mintlify.app/polymarket-learn/advanced/price-impact.md): Learn how order size moves prices and affects your execution
- [Market Rules](https://docs-polymarket-us.mintlify.app/polymarket-learn/advanced/rule-structure.md): Learn the structure of market rules and how each part affects resolution
- [Shorting](https://docs-polymarket-us.mintlify.app/polymarket-learn/advanced/shorting.md): Learn how shorting works and how margin and payoff are calculated
- [Glossary](https://docs-polymarket-us.mintlify.app/polymarket-learn/data/glossary.md): Glossary of common Polymarket terms
- [Data Structures](https://docs-polymarket-us.mintlify.app/polymarket-learn/data/reference-data.md): Understanding the asset master structure and instrument hierarchy
- [Bank Transfer (ACH)](https://docs-polymarket-us.mintlify.app/polymarket-learn/deposits/deposit-methods/bank-transfer.md): Deposit using a bank transfer (ACH) via Aeropay
- [Debit Card](https://docs-polymarket-us.mintlify.app/polymarket-learn/deposits/deposit-methods/debit-card.md): Deposit instantly using a debit card
- [Overview](https://docs-polymarket-us.mintlify.app/polymarket-learn/deposits/deposit-methods/overview.md): Deposit with debit card, bank transfer (ACH), or wire transfer
- [Troubleshooting](https://docs-polymarket-us.mintlify.app/polymarket-learn/deposits/deposit-methods/troubleshooting.md): Resolve common deposit issues and contact support if needed
- [Wire Transfer](https://docs-polymarket-us.mintlify.app/polymarket-learn/deposits/deposit-methods/wire-transfer.md): Fund your account by wire transfer
- [Overview](https://docs-polymarket-us.mintlify.app/polymarket-learn/deposits/withdraw-funds/overview.md): Withdraw your cash balance securely and for free
- [Withdrawal Rules](https://docs-polymarket-us.mintlify.app/polymarket-learn/deposits/withdraw-funds/rules.md): Withdrawals follow strict rules to meet compliance requirements
- [Troubleshooting](https://docs-polymarket-us.mintlify.app/polymarket-learn/deposits/withdraw-funds/troubleshooting.md): Resolve common withdrawal issues and contact support if needed
- [Does Polymarket have an API?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/api.md)
- [How do I contact support?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/contact-support.md): How to reach Polymarket US support
- [Is my money safe?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/money-safety.md)
- [How are Polymarket odds determined?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/odds.md)
- [How does Polymarket compare to polling?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/polling.md)
- [What is a prediction market?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/prediction-market.md)
- [How does Polymarket drive social good?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/social-good.md)
- [Why does my position look down right after I buy?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/whole-contracts.md)
- [Why can't I withdraw my funds?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/withdraw-funds.md)
- [Why can't I withdraw my promotional credit?](https://docs-polymarket-us.mintlify.app/polymarket-learn/faq/withdraw-promo.md)
- [Why is my account under review?](https://docs-polymarket-us.mintlify.app/polymarket-learn/get-started/account-under-review.md): Understand why your account might be under review and what happens next
- [Browse Markets](https://docs-polymarket-us.mintlify.app/polymarket-learn/get-started/browse.md): Learn how to browse active market categories on Polymarket
- [Check Your Balance](https://docs-polymarket-us.mintlify.app/polymarket-learn/get-started/cash.md): Learn how your cash balance works, including deposits, withdrawals, and available funds
- [Fund Your Account](https://docs-polymarket-us.mintlify.app/polymarket-learn/get-started/fund-account.md): Learn how to fund your Polymarket US account with debit card, bank transfer (ACH), or wire transfer
- [Place a Trade](https://docs-polymarket-us.mintlify.app/polymarket-learn/get-started/place-order.md): Learn how to place your first trade on Polymarket
- [Monitor Your Positions](https://docs-polymarket-us.mintlify.app/polymarket-learn/get-started/portfolio.md): Learn how to view your portfolio and track open positions
- [Create an Account](https://docs-polymarket-us.mintlify.app/polymarket-learn/get-started/signup.md): Learn how to create your Polymarket US account, verify your identity, and complete Know Your Customer (KYC) securely
- [Polymarket US](https://docs-polymarket-us.mintlify.app/polymarket-learn/home.md): Overview of Polymarket US, a CFTC-regulated exchange for trading event contracts
- [Market Clarification](https://docs-polymarket-us.mintlify.app/polymarket-learn/markets/clarifications.md): Learn how Polymarket uses clarifications to explain market rules
- [Market Settlement](https://docs-polymarket-us.mintlify.app/polymarket-learn/markets/contract-settlement.md): Learn how Polymarket US and Polymarket Clearing settle and finalize event contracts after resolution
- [Market Creation](https://docs-polymarket-us.mintlify.app/polymarket-learn/markets/how-markets-are-created.md): Learn how Polymarket creates and lists event-based markets across politics, sports, and more
- [Market Resolution](https://docs-polymarket-us.mintlify.app/polymarket-learn/markets/market-resolution.md): Learn how Polymarket US determines outcomes for event contracts
- [Mutually Exclusive Collateral Return](https://docs-polymarket-us.mintlify.app/polymarket-learn/markets/mutually-exclusive-collateral-return.md): How portfolio margin optimization works for mutually exclusive event outcomes
- [Trading Hours](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/access-and-limits/trading-hours.md): Learn about Polymarket US trading availability, reporting schedule, and maintenance policy
- [Trading Limits](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/access-and-limits/trading-limits.md): Understand Polymarket US trading limits
- [Trading Restrictions](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/access-and-limits/trading-restrictions.md): Guidelines for trading on Polymarket US under compliance and eligibility rules
- [Market Structure](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/basics/buying-yes-vs-selling-no.md): Understand how Polymarket US markets use a single instrument per outcome
- [Fractional Contracts](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/basics/fractional-shares.md): Learn why Polymarket US only supports whole contracts and does not offer fractional contracts
- [Order Types](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/basics/order-types.md): Learn how marketable limit orders execute and how fills work
- [Order Placement](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/basics/place-order.md): Learn how to place an order on Polymarket
- [Can I sell early?](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/basics/sell-early.md): Cash out your positions at any time
- [Spreads](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/basics/spread.md): Learn how the gap between bid and ask affects your execution price
- [Odds Display](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/prices-and-fees/odds-display.md): Learn how to switch between percent, price, and American odds in the app
- [Price Slippage](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/prices-and-fees/price-slippage.md): Learn how price slippage occurs and how to reduce its impact
- [Fee Schedule](https://docs-polymarket-us.mintlify.app/polymarket-learn/trading/prices-and-fees/trading-fees.md): Overview of Polymarket US trading fees and how they apply
- [Welcome to Polymarket US](https://docs-polymarket-us.mintlify.app/welcome.md): Choose your documentation

## OpenAPI Specs

- [market-schema](https://docs-polymarket-us.mintlify.app/api-reference/oapi-schemas/market-schema.json)
- [orders-schema](https://docs-polymarket-us.mintlify.app/api-reference/oapi-schemas/orders-schema.json)
- [portfolio-schema](https://docs-polymarket-us.mintlify.app/api-reference/oapi-schemas/portfolio-schema.json)
- [account-schema](https://docs-polymarket-us.mintlify.app/api-reference/oapi-schemas/account-schema.json)
- [openapi](https://docs-polymarket-us.mintlify.app/developers-old/openapi.json)
- [get-value](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-value.json)
- [get-trades](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-trades.json)
- [get-prices-history](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-prices-history.json)
- [get-price](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-price.json)
- [get-positions](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-positions.json)
- [get-markets](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-markets.json)
- [get-holders](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-holders.json)
- [get-events](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-events.json)
- [get-book](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-book.json)
- [get-activity](https://docs-polymarket-us.mintlify.app/developers-old/open-api/get-activity.json)

## AsyncAPI Specs

- [connect-wss](https://docs-polymarket-us.mintlify.app/developers-old/open-api/connect-wss.json)