Allbridge Core

Supported Chains

Available on Ethereum, Arbitrum, Avalanche, Base, Optimism, Binance Smart Chain, Tron, Polygon, Solana, Sui and Stellar

Available Endpoints:

Click on the endpoint to jump to the section with full details

• /getprice GET - Returns the swap quotation for a given token pair.

• /getsupportedchainsGET - Retrieves the list of chains supported by Allbridge Core , on expand.network.

• /getsupportedtokensGET - Retrieves the list of tokens supported by Allbridge Core, on expand.network.

• /gettransaction GET - Retrieves the details of the transaction.

• /swap POST - Initiates a transaction to swap assets accross multiple chains.

Bridge ID

Many endpoints have a parameter where you can provide a Bridge ID.

Below is a list of Bridge ID related to Allbridge Core. Please see the Bridge ID Page for a complete Bridge ID list and more information.

Bridge Name	Bridge ID
Allbridge Core	400

Endpoint Details

/getprice

Get the swap quotation for the given token pairs.

GET https://api.expand.network/bridge/getprice

Query Parameter

Name	Type	Description
rpc	String	Remote procedural call URL.
bridgeId*	String	Refer to the Bridge ID page for details.
srcChainId	String	Chain Id of the source chain. By default, Ethereum chain
dstChainId*	String	Chain Id of the destination chain.
srcTokenSymbol*	String	Source token symbol.
dstTokenSymbol*	String	Destination token symbol.
amountIn*	String	Amount of token.

Sample Response

https://api.expand.network/bridge/getprice?amountIn=1000000&srcChainId=900&dstChainId=900&srcTokenSymbol=usdc&dstTokenSymbol=usdt&bridgeId=400

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "srcChainId": "900",
        "dstChainId": "900",
        "srcTokenSymbol": "usdc",
        "dstTokenSymbol": "usdt",
        "amountIn": "1000000",
        "amountsOut": [
            "1000000",
            "994506"
        ]
    }
}

/getsupportedchains

Retrieves the list of chains supported by Allbridge Core , on expand.network.

GET https://api.expand.network/bridge/getsupportedchains

Query Parameter

Name	Type	Description
rpc	String	Remote procedural call URL.
bridgeId*	String	Refer to the Bridge ID page for details.

Sample Request

https://api.expand.network/bridge/getsupportedchains?bridgeId=400

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": [
        {
            "chainName": "Ethereum",
            "chainId": "1"
        },
        {
            "chainName": "Optimism",
            "chainId": "10"
        },
        {
            "chainName": "Binance Smart Chain",
            "chainId": "56"
        },
        {
            "chainName": "Sui",
            "chainId": "101"
        },
        {
            "chainName": "Polygon",
            "chainId": "137"
        },
        {
            "chainName": "Solana",
            "chainId": "900"
        },
        {
            "chainName": "Tron",
            "chainId": "1000"
        },
        {
            "chainName": "Stellar",
            "chainId": "1500"
        },
        {
            "chainName": "Base",
            "chainId": "8453"
        },
        {
            "chainName": "Arbitrum One",
            "chainId": "42161"
        },
        {
            "chainName": "Celo",
            "chainId": "42220"
        },
        {
            "chainName": "Avalanche C-Chain",
            "chainId": "43114"
        }
    ]
}

/getsupportedtokens

Retrieves the list of tokens supported by Allbridge Core, on expand.network.

GET https://api.expand.network/bridge/getsupportedtokens

Query Parameter

Name	Type	Description
rpc	String	Remote procedural call URL.
bridgeId*	String	Refer to the Bridge ID page for details.
chainId*	String	Refer to the Chain ID page for details.

Sample Request

https://api.expand.network/bridge/getsupportedtokens?chainId=1&bridgeId=400

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": [
        {
            "tokenSymbol": "USDC",
            "address": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
        },
        {
            "tokenSymbol": "USDT",
            "address": "0xdAC17F958D2ee523a2206206994597C13D831ec7"
        }
    ]
}

/gettransaction

Retrieves the details of the transaction.

GET https://api.expand.network/bridge/gettransaction

Query Parameter

Name	Type	Description
rpc	String	Remote procedural call URL.
bridgeId*	String	Refer to the Bridge ID page for details.
transactionHash*	String	Transaction hash.
srcChainId	String	Chain Id of the source chain. If txn involve Stellar, use Stellar chainId as srcChainId

Sample Request

https://api.expand.network/bridge/gettransaction?bridgeId=400&srcChainId=900&transactionHash=3uTxUbsYbXYL6xNjdxZZaqt7R69ZzgEPDZzVF5JG8pnM8AxJhVJAUEfE5eysEJvfJsGpbfuzoYE6z286KWZ2wTaf

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "txId": "3uTxUbsYbXYL6xNjdxZZaqt7R69ZzgEPDZzVF5JG8pnM8AxJhVJAUEfE5eysEJvfJsGpbfuzoYE6z286KWZ2wTaf",
        "sourceChainSymbol": "SOL",
        "destinationChainSymbol": "POL",
        "sendAmount": "11506239",
        "sendAmountFormatted": 11.506239,
        "stableFee": "169234",
        "stableFeeFormatted": 0.169234,
        "sourceTokenAddress": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "destinationTokenAddress": "0x2791bca1f2de4661ed88a30c99a7a9449aa84174",
        "senderAddress": "GAnBH3Cnyz5eT34P6VdNZY3tHESSWK7Kwa4zMxCprdda",
        "recipientAddress": "0x6b14f5ccb78fbb80e6d931d66bd42e71b2537308",
        "send": {
            "txId": "3uTxUbsYbXYL6xNjdxZZaqt7R69ZzgEPDZzVF5JG8pnM8AxJhVJAUEfE5eysEJvfJsGpbfuzoYE6z286KWZ2wTaf",
            "sourceChainId": 4,
            "fee": "17005",
            "feeFormatted": 0.017005,
            "stableFee": "169234",
            "stableFeeFormatted": 0.169234,
            "amount": "11506239",
            "amountFormatted": 11.506239,
            "virtualAmount": "11296",
            "bridgeContract": "BrdgN2RPzEMWF96ZbnnJaUtQDQx7VRXYaHHbYCBvceWB",
            "sender": "GAnBH3Cnyz5eT34P6VdNZY3tHESSWK7Kwa4zMxCprdda",
            "recipient": "0x6b14f5ccb78fbb80e6d931d66bd42e71b2537308",
            "destinationChainId": 5,
            "sourceTokenAddress": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
            "destinationTokenAddress": "0x2791bca1f2de4661ed88a30c99a7a9449aa84174",
            "messenger": 1,
            "blockTime": 1735562150000,
            "blockId": "310769741",
            "hash": "0x04054c0a8d76b15e6dbab8949fe5c253ab235e91e9274f0c6485a330100b7d8e",
            "confirmations": 32,
            "confirmationsNeeded": 32,
            "isSuspended": false
        },
        "signaturesCount": 2,
        "signaturesNeeded": 2,
        "receive": {
            "txId": "0xad479da4569fbba967f3f297c5a35ea3d8816a3c8af0a90e9b26f400d816316f",
            "sourceChainId": 4,
            "fee": "16960",
            "feeFormatted": 0.01696,
            "stableFee": "169234",
            "stableFeeFormatted": 0.169234,
            "amount": "11290040",
            "amountFormatted": 11.29004,
            "virtualAmount": "11296",
            "bridgeContract": "0x7775d63836987f444E2F14AA0fA2602204D7D3E0",
            "sender": "GAnBH3Cnyz5eT34P6VdNZY3tHESSWK7Kwa4zMxCprdda",
            "recipient": "0x6b14f5ccb78fbb80e6d931d66bd42e71b2537308",
            "destinationChainId": 5,
            "sourceTokenAddress": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
            "destinationTokenAddress": "0x2791bca1f2de4661ed88a30c99a7a9449aa84174",
            "messenger": 1,
            "blockTime": 1735562244000,
            "blockId": "66101722",
            "hash": "0x04054c0a8d76b15e6dbab8949fe5c253ab235e91e9274f0c6485a330100b7d8e",
            "confirmations": 160,
            "confirmationsNeeded": 160,
            "isSuspended": false
        },
        "isSuspended": false,
        "responseTime": 1736008447495
    }
}

/swap

Initiates a transaction to swap assets accross multiple chains.

POST https://api.expand.network/bridge/swap

Request Body

Name	Type	Description
rpc	String	Remote procedural call URL.
bridgeId*	String	Refer to the Bridge ID page for details.
srcChainId*	String	Chain Id of the source chain.
dstChainId*	String	Chain Id of the destination chain.
srcTokenSymbol*	String	Source token symbol.
dstTokenSymbol*	String	Destination token symbol.
amountIn*	String	Amount of token.
gas*	String	Maximum gas limit provided by the sender, for the transaction.
gas priority	String	Low, medium, or high.
from*	String	Address of the sender of the token.
to*	String	Address of the recipient of the token.
ofacCheck	Boolean	if true,provides insights of the contract and tokens involved in the transaction. By Default, false Available on Ethereum, Polygon, BSC, Avalanche, Arbitrum and Optimism Mainnet

Sample Request

{
    "to": "0x0CDA40b49c94502cdb58d4Ec507Fc4c842D8AF47",
    "from": "53unSgGWqEWANcPYRF35B2Bgf8BkszUtcccKiXwGGLyr",
    "srcChainId": "900",
    "dstChainId": "1",
    "srcTokenSymbol": "USDt",
    "dstTokenSymbol": "USDC",
    "bridgeId": "400",
    "amountIn": "10000000",
    "gas": "30000"
}

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "900",
        "from": "53unSgGWqEWANcPYRF35B2Bgf8BkszUtcccKiXwGGLyr",
        "data": "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",
        "referenceId": "ca464066b53746868f9c04df914a789c"
    }
}

With Gas Priority

Sample Request

{
    "to": "TT2T17KZhoDu47i2E4FWxfG79zdkEWkU9N",
    "from": "0xB409cB0b5DB9f148d0bc491E140D9E0FDd789C11",
    "srcChainId": "1",
    "dstChainId": "1000",
    "srcTokenSymbol": "usdc",
    "dstTokenSymbol": "usdt",
    "bridgeId": "400",
    "amountIn": "1000000",
    "gas": "30000",
    "gasPriority":"high"
}

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "gas": "30000",
        "from": "0xB409cB0b5DB9f148d0bc491E140D9E0FDd789C11",
        "to": "0x609c690e8F7D68a59885c9132e812eEbDaAf0c9e",
        "value": "3365697621963008",
        "data": "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",
        "gasPrice": "15182277713",
        "estimationCheck": true,
        "referenceId": "29e3be4965c74071b126b8dcb6fb9ac0"
    }
}

With ofacCheck

Sample Request

{
    "to": "TT2T17KZhoDu47i2E4FWxfG79zdkEWkU9N",
    "from": "0xB409cB0b5DB9f148d0bc491E140D9E0FDd789C11",
    "srcChainId": "1",
    "dstChainId": "1000",
    "srcTokenSymbol": "usdc",
    "dstTokenSymbol": "usdt",
    "bridgeId": "400",
    "amountIn": "1000000",
    "gas": "30000",
    "gasPriority":"high",
    "ofacCheck": true
}

Sample Response

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "gas": "30000",
        "from": "0xB409cB0b5DB9f148d0bc491E140D9E0FDd789C11",
        "to": "0x609c690e8F7D68a59885c9132e812eEbDaAf0c9e",
        "value": "5487173256234188",
        "data": "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",
        "gasPrice": "608125842",
        "estimationCheck": true,
        "insights": {
            "issues": [],
            "verdict": {
                "code": 0,
                "label": "NO_ISSUES"
            }
        },
        "referenceId": "f6fe542effd341d6ab73e0d7dfc7f0bb"
    }
}