curl https://api.settlx.io/api/v1/tokens
const response = await fetch('https://api.settlx.io/api/v1/tokens');
const { data: tokens } = await response.json();
// Get chains available for USDT
const usdt = tokens.find(t => t.symbol === 'USDT');
console.log(usdt.chains.map(c => c.chain));
// ['ethereum', 'bsc', 'tron', 'solana']
{
"data": [
{
"symbol": "BTC",
"name": "Bitcoin",
"icon": "btc",
"iconUrl": null,
"chains": [
{
"chain": "bitcoin",
"chainName": "Bitcoin",
"contractAddress": null,
"decimals": 8,
"standard": "NATIVE"
}
]
},
{
"symbol": "USDT",
"name": "Tether USD",
"icon": "usdt",
"iconUrl": "https://cdn.settlx.io/tokens/usdt.png",
"chains": [
{
"chain": "ethereum",
"chainName": "Ethereum (ERC20)",
"contractAddress": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
"decimals": 6,
"standard": "ERC20"
},
{
"chain": "tron",
"chainName": "Tron (TRC20)",
"contractAddress": "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t",
"decimals": 6,
"standard": "TRC20"
},
{
"chain": "bsc",
"chainName": "BNB Smart Chain (BEP20)",
"contractAddress": "0x55d398326f99059fF775485246999027B3197955",
"decimals": 18,
"standard": "BEP-20"
}
]
}
]
}
Reference
List Tokens
Retrieve all supported tokens in a token-first format
GET
/
api
/
v1
/
tokens
curl https://api.settlx.io/api/v1/tokens
const response = await fetch('https://api.settlx.io/api/v1/tokens');
const { data: tokens } = await response.json();
// Get chains available for USDT
const usdt = tokens.find(t => t.symbol === 'USDT');
console.log(usdt.chains.map(c => c.chain));
// ['ethereum', 'bsc', 'tron', 'solana']
{
"data": [
{
"symbol": "BTC",
"name": "Bitcoin",
"icon": "btc",
"iconUrl": null,
"chains": [
{
"chain": "bitcoin",
"chainName": "Bitcoin",
"contractAddress": null,
"decimals": 8,
"standard": "NATIVE"
}
]
},
{
"symbol": "USDT",
"name": "Tether USD",
"icon": "usdt",
"iconUrl": "https://cdn.settlx.io/tokens/usdt.png",
"chains": [
{
"chain": "ethereum",
"chainName": "Ethereum (ERC20)",
"contractAddress": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
"decimals": 6,
"standard": "ERC20"
},
{
"chain": "tron",
"chainName": "Tron (TRC20)",
"contractAddress": "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t",
"decimals": 6,
"standard": "TRC20"
},
{
"chain": "bsc",
"chainName": "BNB Smart Chain (BEP20)",
"contractAddress": "0x55d398326f99059fF775485246999027B3197955",
"decimals": 18,
"standard": "BEP-20"
}
]
}
]
}
List Tokens
Returns all supported tokens in a token-first format — each token entry lists which chains it’s available on. This is ideal for building a token-picker UI where users select the token first, then choose a chain. This endpoint does not require authentication.Response
array
Show Token objects
Show Token objects
string
Token symbol (e.g.
USDT, ETH, BTC)string
Full token name (e.g.
Tether USD, Ether, Bitcoin)string
Icon identifier (lowercase symbol, e.g.
usdt). Use to construct CDN icon URLs.string | null
Direct icon URL if available.
array
List of chains where this token is available.Each entry contains:
chain— chain identifier (e.g.ethereum)chainName— human-readable chain name (e.g.Ethereum (ERC20))contractAddress— token contract address (nullfor native currencies)decimals— token decimals on this chainstandard— token standard (NATIVE,ERC20,TRC20, etc.)
Results are sorted by priority: BTC → ETH → USDT → USDC → alphabetical for the rest.
curl https://api.settlx.io/api/v1/tokens
const response = await fetch('https://api.settlx.io/api/v1/tokens');
const { data: tokens } = await response.json();
// Get chains available for USDT
const usdt = tokens.find(t => t.symbol === 'USDT');
console.log(usdt.chains.map(c => c.chain));
// ['ethereum', 'bsc', 'tron', 'solana']
{
"data": [
{
"symbol": "BTC",
"name": "Bitcoin",
"icon": "btc",
"iconUrl": null,
"chains": [
{
"chain": "bitcoin",
"chainName": "Bitcoin",
"contractAddress": null,
"decimals": 8,
"standard": "NATIVE"
}
]
},
{
"symbol": "USDT",
"name": "Tether USD",
"icon": "usdt",
"iconUrl": "https://cdn.settlx.io/tokens/usdt.png",
"chains": [
{
"chain": "ethereum",
"chainName": "Ethereum (ERC20)",
"contractAddress": "0xdAC17F958D2ee523a2206206994597C13D831ec7",
"decimals": 6,
"standard": "ERC20"
},
{
"chain": "tron",
"chainName": "Tron (TRC20)",
"contractAddress": "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t",
"decimals": 6,
"standard": "TRC20"
},
{
"chain": "bsc",
"chainName": "BNB Smart Chain (BEP20)",
"contractAddress": "0x55d398326f99059fF775485246999027B3197955",
"decimals": 18,
"standard": "BEP-20"
}
]
}
]
}
⌘I