> ## Documentation Index > Fetch the complete documentation index at: https://docs.numofx.com/llms.txt > Use this file to discover all available pages before exploring further. > Numo is an exchange for physically delivered, FX stablecoin futures. # Introduction Numo Numo ## Start building with the Numo API Use these guides and references to integrate faster. Make your first market read and submit your first signed order. Learn the signed payload fields required for authenticated order requests. Browse the Numo API reference for request and response formats. Use this reference as your source of truth while you design websocket stream consumers. Review common order validation requirements before you submit production traffic. Build predictable polling loops for orderbook and trade reads. Start from copy-paste examples in cURL and adapt them to your stack. Integrate the execution webhook route used by your match executor.