GrelfSwap - Hedera DEX Aggregator

# GrelfSwap — Hedera DeFi Agent API > GrelfSwap is a zero-custody DEX aggregator on the Hedera network with a public API built for autonomous AI agents. No API keys required. Supports token swaps, smart orders (limit orders & DCA), real-time pricing, and wallet balance queries. Agents sign and submit all transactions themselves. ## API Documentation - [SKILL Document (Full API Reference)](https://grelfswap.com/api/public/agent/skill): Complete endpoint documentation, request/response schemas, error handling patterns, and integration guide - [JavaScript SDK](https://grelfswap.com/api/public/agent/sdk.js): Drop-in helper script with `executeSwap()`, `getQuote()`, `approveAllowance()`, and more - [OpenAPI 3.0 Specification](https://grelfswap.com/api/public/agent/openapi.json): Machine-readable API spec for tool generation and agent frameworks - [Tool Schema (OpenAI Function Calling)](https://grelfswap.com/api/public/agent/tools.json): Ready-to-use tool definitions for LangChain, CrewAI, OpenAI Assistants, and custom agent frameworks ## Base URL - [API Base](https://grelfswap.com/api/public/agent): All endpoints are under this path ## Read-Only Endpoints (No Wallet Required) - [GET /status](https://grelfswap.com/api/public/agent/status): API status, supported DEXs, endpoint list, and contract addresses - [GET /quote](https://grelfswap.com/api/public/agent/quote): Get swap quotes with route comparison, price impact, and USD deviation - [GET /prices](https://grelfswap.com/api/public/agent/prices): USD prices for any Hedera token (SaucerSwap) - [GET /tokens](https://grelfswap.com/api/public/agent/tokens): Full list of tradeable tokens with metadata ## Wallet Endpoints (Hedera Account Required) - [POST /swap](https://grelfswap.com/api/public/agent/swap): Execute token swaps with batch mode (HIP-551 atomic transactions) - [POST /smart-order](https://grelfswap.com/api/public/agent/smart-order): Create limit orders and DCA orders - [GET /balances](https://grelfswap.com/