API

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WelcomeQuickstartGuidesChangelogSDKs and ToolsAdditional InfoFAQ

Authorization

POSTCreate personal access token

List Accounts

GETGet accounts

Account Details

GETGet account portfolio v2GETGet history

Tax Lot Selling

GETGet unrealized tax lotsGETGet unrealized tax lots for symbolGETGet unrealized tax lots csv

Instrument Details

GETGet all instrumentsGETGet instrumentGETSearch bonds

Market Data

POSTGet quotesGETGet bond detailsPOSTGet option expirationsPOSTGet option chainGETGet bars v2GETGet bars v2 with aggregation

Orders

POSTPreflight single legPOSTPreflight multi legPOSTPlace orderPUTReplace orderPOSTSearch ordersPOSTPlace multileg orderGETGet orderDELETECancel order

Option Details

GETGet option greeksPOSTGet strategy quote

Event Contracts

POSTGet event summaryGETGet event categoriesGETGet event details
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Prediction markets guides

Trade event contracts on real-world outcomes with the Public API. Start with the fundamentals of browsing events and placing orders, then move on to fast-moving 15-minute markets.

Trading prediction markets

Browse events, read outcome pricing, pull quotes and price history, and place your first event contract order.

Trading 15-minute prediction markets

Find and price each 15-minute window, trade it against the clock, and run a Python script that trades your criteria automatically.

Trading prediction markets with the Public MCP

Browse events, price contracts, and buy YES or NO contracts from Claude, ChatGPT, or any connected AI assistant using natural language.