Allbridge Core

Supported Chains

Available on Ethereum, Arbitrum, Avalanche, Base, Optimism, Binance Smart Chain, Tron, Polygon, Solana 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 page for details.

srcChainId

String

of the source chain. By default, Ethereum chain

dstChainId*

String

of the destination chain.

srcTokenSymbol*

String

Source token symbol.

dstTokenSymbol*

String

Destination token symbol.

amountIn*

String

Amount of token.

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

{
    "status": 200,
    "msg": "success",
    "data": {
        "srcChainId": "900",
        "dstChainId": "900",
        "srcTokenSymbol": "usdc",
        "dstTokenSymbol": "usdt",
        "amountIn": "1000000",
        "amountsOut": {
            "allbridge": [
                "1000000",
                "997501"
            ],
            "wormhole": [
                "1000000",
                "997501"
            ],
            "CCTP": [
                "1000000",
                "0"
            ]
        }
    }
}

/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 page for details.

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

{
    "status": 200,
    "msg": "success",
    "data": [
        {
            "chainName": "Ethereum",
            "chainId": "1"
        },
        {
            "chainName": "Optimism",
            "chainId": "10"
        },
        {
            "chainName": "Binance Smart Chain",
            "chainId": "56"
        },
        {
            "chainName": "Polygon",
            "chainId": "137"
        },
        {
            "chainName": "Solana",
            "chainId": "900"
        },
        {
            "chainName": "Tron",
            "chainId": "1000"
        },
        {
            "chainName": "Stellar",
            "chainId": "1500"
        },
        {
            "chainName": "Base",
            "chainId": "8453"
        },
        {
            "chainName": "Arbitrum",
            "chainId": "42161"
        },
        {
            "chainName": "Avalanche",
            "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 page for details.

chainId*

String

Refer to the page for details.

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

{
    "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 page for details.

transactionHash*

String

Transaction hash.

srcChainId

String

of the source chain. If txn involve Stellar, use Stellar chainId as srcChainId

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

{
    "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 page for details.

srcChainId*

String

of the source chain.

dstChainId*

String

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.

messenger

String

ALLBRIDGE, WARMHOLE or CCTP. By default, ALLBRIDGE.

ofacCheck

Boolean

if true,provides insights of the contract and tokens involved in the transaction. By Default, falseAvailable on Ethereum, Polygon, BSC, Avalanche, Arbitrum and Optimism Mainnet

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

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

With Gas Priority

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

{
    "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

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

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "1",
        "gas": "30000",
        "from": "0xB409cB0b5DB9f148d0bc491E140D9E0FDd789C11",
        "to": "0x609c690e8F7D68a59885c9132e812eEbDaAf0c9e",
        "value": "5487173256234188",
        "data": "0x4cd480bd000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb4800000000000000000000000000000000000000000000000000000000000f4240000000000000000000000000bb1712d44d09feee51d071219b4c5d9792b76b290000000000000000000000000000000000000000000000000000000000000003000000000000000000000000a614f803b6fd780986a42c78ec9c7f77e6ded13c1a85228431ff596a451ba5917e25f7028b7819a41c3e70b267bc1b218dc017da00000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000",
        "gasPrice": "608125842",
        "estimationCheck": true,
        "insights": {
            "issues": [],
            "verdict": {
                "code": 0,
                "label": "NO_ISSUES"
            }
        },
        "referenceId": "f6fe542effd341d6ab73e0d7dfc7f0bb"
    }
}

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