API Pricing & Access

OpenOcean offers flexible API access designed for both individual developers and professional partners. Whether you're building a DeFi app, wallet, or trading bot, our API provides reliable connectivity, competitive swap rates, and adaptable fee options.

Public Swap API

The public Swap API available for all DeFi builders. It includes a default rate limit of 2 RPS and applies a standard dynamic fee model and devs or projects can also monetize their own fees by using the referrerFee parameter to share in swap revenue.

Pro Swap API

For protocol developers, arbitrage traders, and market makers who require higher rate limits or customized fee arrangements, please contact our team via the API group or submit an enquiry form. We’ll reach out promptly and provide a two-week free trial for evaluation.