Junction is a cross-chain decentralized finance (DeFi) exchange platform that aggregates liquidity from multiple sources - including 1inch, LiFi, Morpho, Hyperliquid and native bridges - into a single unified interface.
- Swap, bridge, perpetual futures, lending, staking and fiat on-ramp across Ethereum, Arbitrum, Optimism, Base, Polygon, BSC, Avalanche, Solana and Hyperliquid L1.
- Provides a REST API, GraphQL gateway, TypeScript SDK, embeddable widget and MCP server for developers and AI agents.
- Features machine-readable agent-readiness files (OpenAPI, MCP card, A2A agent card, OpenAI plugin, API catalog, protected-resource metadata, Bot Auth directory) enabling autonomous AI discovery and tool use.
- Offers a self-serve onboarding flow with a free tier (10 rps, 100k requests/day, 0.30% commission) and paid plans for higher volume.
- Delivers a user-first web application that abstracts cross-chain complexity for seamless swap & bridge, smart routing, multi-chain access, security-focused execution and a polished crypto UX.
Targeted at developers, DeFi power users, and AI-driven automation, Junction's value proposition is a single SDK/gateway that routes trades across EVM, Solana and Hyperliquid, aggregates best-available liquidity, and provides production-grade tooling for programmable finance.
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