Documentation>Introduction

About SmoothSend

SmoothSend is gasless transaction infrastructure for the Aptos blockchain. Whether you're building your first dApp or scaling a production application, SmoothSend lets your users transact without ever paying gas fees.

With SmoothSend, you can:

  • Enable gasless transactions with 3 lines of code using the Wallet Adapter integration.
  • Build fee-in-token transfers with Script Composer — no APT needed.
  • Configure Sponsorship Rules to control exactly which transactions you sponsor.
  • Instantly generate API keys for access to gasless relayer infrastructure.
  • Monitor usage, manage API keys, and top up credits from the Dashboard.
  • Use the MCP integration to interact with SmoothSend from AI coding agents.

SmoothSend is designed to simplify web3 onboarding, eliminate gas fee friction, and help you deliver great blockchain experiences — fast.

Ready to get started? See our Getting Started guide.