Aster API Docs Official API documentation for Aster. 🚀 Quick Start Use V3 (Recommended) for all new integrations Starting from March 25, 2026, V1 new API Key creation is no longer supported. Existing API Keys will continue to work. Choose EN / 中文 based on your preference 📖 Docs API Overview Aster API Overview V3 Futures API (Recommended) Futures API V3 (EN) Futures API V3 (中文) Futures Testnet API V3 (EN) Futures Testnet API V3 (中文) V3 Spot API (Recommended) Spot API V3 (EN) Spot API V3 (中文) Spot Testnet API V3 (EN) Spot Testnet API V3 (中文) V1 Futures API (Legacy) Futures API V1 (EN) Futures API V1 (中文) V1 Spot API (Legacy) Spot API V1 (EN) Spot API V1 (中文) RPC Aster Chain RPC Aster Chain RPC 文档 Demo API Key Registration Spot Asset Consolidation Deposit & Withdrawal