Superstate Fund Data API

API

Public endpoints for USTB (fund 1) and USCC (fund 2): daily NAV, yield, and holdings. Base api.superstate.com; OpenAPI at /swagger-ui/.

Website Documentation

apirwaustbusccnavsuperstate

More resources

Website

fluxrpc.com

FluxRPC hosted Solana/Fogo RPC — Yellowstone gRPC on paid plans.

SDK

commerce-kit

Modern TypeScript e-commerce toolkit for Solana: @solana-commerce/kit, react, headless, connector, solana-pay packages.

library

Open payment standard built on HTTP 402 for instant stablecoin micropayments to APIs, agents, and content — multi-chain reference implementation by Coinbase.