Public Relayer
Public Relayer: Supported Networks
View supported mainnet and testnet networks and accepted payment tokens for the 1Shot Public Relayer.
Production (mainnet)
JSON-RPC endpoint: https://relayer.1shotapi.com/relayers. Pass the chain id in relayer_getCapabilities params — there is no network switch on the URL path.
| Network |  USDC |  USDT |  USDG |  mUSD |
|---|---|---|---|---|
 Ethereum (1) | ||||
 Linea (59144) | - | |||
 Arbitrum (42161) | - | - | ||
 Optimism (10) | - | - | ||
 BSC (56) | - | - | ||
 Base (8453) | - | - | ||
 Polygon (137) | - | - | ||
 Sonic (146) | - | - | - | |
 Unichain (130) | - | - | ||
 Monad (143) | - | - | ||
 Celo (42220) | - | - |
Testnet (development)
JSON-RPC endpoint: https://relayer.1shotapi.dev/relayers. Use Base Sepolia (recommended) or Ethereum Sepolia for iteration before moving to mainnet. Get testnet USDC from the Circle faucet. See First JSON-RPC Call for a runnable Base Sepolia example.
| Network | USDC | USDT | USDG | mUSD |
|---|---|---|---|---|
| Base Sepolia (84532) | - | - | - | |
| Ethereum Sepolia (11155111) | - | - | - |
Source of truth is the live relayer response from relayer_getCapabilities. Token checkmarks above are indicative — always confirm addresses and support at runtime.
Relayer endpoint: https://relayer.1shotapi.com/relayers
Query supported networks and tokens
curl -X POST "https://relayer.1shotapi.com/relayers" -H "Content-Type: application/json" -d '{"jsonrpc":"2.0","id":1,"method":"relayer_getCapabilities","params":["1"]}' | jq