Summary
BlindPay supports stablecoin movement on EVM chains (Ethereum, Polygon, Base, Arbitrum), Stellar, Solana, and Tron. Production runs on mainnets; development instances use the matching testnets and the USDB test stablecoin. Chain and token availability differs per feature — see Support by feature below.
Chains
| Chain | Mainnet chain ID | Testnet (development) | Testnet chain ID | Stablecoins |
|---|---|---|---|---|
| Ethereum | 1 | Ethereum Sepolia | 11155111 | USDC, USDT |
| Polygon | 137 | PoS Amoy | 80002 | USDC, USDT |
| Base | 8453 | Base Sepolia | 84532 | USDC, USDT, USDB* |
| Arbitrum | 42161 | Arbitrum Sepolia | 421614 | USDC, USDT |
| Stellar | — | Stellar Testnet | — | USDC, USDB* |
| Solana | — | Solana Devnet | — | USDC, USDT |
| Tron | — | — | — | USDT (beta) |
* USDB is a BlindPay test stablecoin available only on development instances. See Smart Contracts and how to mint USDB.
Support by feature
Only these features touch blockchains; transfers and virtual accounts settle on fiat rails only. Support is derived from each feature's documentation — confirm against the API for production launches.
| Feature | Chains | Stablecoins |
|---|---|---|
| Wallets (managed) | Arbitrum, Polygon | USDC, USDB* |
| Offramp wallets | Tron, Solana | USDT (Tron), USDC (Solana) |
| Blockchain wallets (external) | Ethereum, Polygon, Base, Arbitrum, Stellar, Solana, Tron (beta) | USDC, USDT |
| Payins (onramp) | Ethereum, Polygon, Base, Arbitrum, Stellar, Solana | USDC, USDT (Stellar: USDC) |
| Payouts (offramp) | Ethereum, Polygon, Base, Arbitrum, Stellar, Solana | USDC, USDT (USDB* on testnet) |