kalshi-docs

Kalshi API Documentation Complete API reference for Kalshi's prediction markets platform. Use this skill when: Building trading bots or integrations with Kalshi Working with market data, orders, or portfolio APIs Implementing WebSocket connections for real-time data Understanding authentication and rate limits Documentation Structure api-reference/ - Complete REST API endpoints organized by category: api-keys/ - API key management communications/ - RFQs and quotes events/ - Event data and series exchange/ - Exchange info, schedule, announcements market/ - Market data, orderbooks, candlesticks orders/ - Order placement and management portfolio/ - Positions, fills, balance, settlements multivariate/ - Multi-leg market operations getting_started/ - Quickstart guides and concepts websockets/ - WebSocket API for real-time streaming asyncapi.yaml - WebSocket API schema (AsyncAPI format) changelog.md - API changes and updates Key Files getting_started/api_keys.md - API key setup and authentication getting_started/quick_start_market_data.md - Fetching market data getting_started/quick_start_create_order.md - Placing orders getting_started/quick_start_websockets.md - Real-time streaming getting_started/rate_limits.md - Rate limiting details api-reference/portfolio/ - Trading and position management api-reference/market/ - Market data endpoints Usage Notes API base URL: https://api.kalshi.com/trade-api/v2 WebSocket URL: wss://api.kalshi.com/trade-api/ws/v2 Demo environment available at https://demo-api.kalshi.co All trading endpoints require authentication via API key Rate limits apply - see getting_started/rate_limits.md