Polymarket Trading - Complete API Reference Full access to Polymarket's CLOB (Central Limit Order Book) via the official library. 60+ methods documented. This is the complete reference. Required Environment Variables Installation --- Authentication Levels | Level | Requirements | Capabilities | |-------|--------------|--------------| | L0 | None | Read-only: orderbooks, prices, markets | | L1 | Private key | Create & sign orders (not post) | | L2 | Private key + API creds | Full trading: post orders, cancel, query | Signature Types | Type | Use Case | |------|----------| | | Standard EOA (Met…