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For the complete documentation index, see llms.txt. This page is also available as Markdown.

ERC20

/gettokendetails

Get the name, symbol and decimals of provided token address. Currently available on EVM chains and Near

GET https://api.expand.network/fungibletoken/gettokendetails

Query Parameters

Name
Type
Description

rpc

String

Remote procedural call URL.

tokenAddress*

String

Comma seperated address of token. Maximum 10 tokens allowed.

chainId

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

https://api.expand.network/fungibletoken/gettokendetails?tokenAddress=0xEB1112Ac78D537853150E2a07E8b765E29d3F019
{
    "status": 200,
    "msg": "success",
    "data": [
        {
            "address": "0xeb1112ac78d537853150e2a07e8b765e29d3f019",
            "name": "HASH",
            "symbol": "HASH",
            "decimals": "18",
            "possibleSpam": false,
            "verifiedContract": false
        }
    ]
}

/getuserallowance

Get the amount that the spender is allowed to withdraw on behalf of the owner. Currently available on EVM chains and Tron

GET https://api.expand.network/fungibletoken/getuserallowance

Query Parameters

Name
Type
Description

tokenAddress*

String

Address of the token.

owner*

String

Public address of the owner.

spender*

String

Public address of the spender.

rpc

String

Remote procedural call URL.

chainId

String

Refer to the Chain ID page for more details.

chainSymbol

String

Refer to the Chain ID page for more details.

/getuserbalance

Get the balance of the given token. Currently available on EVM chains

GET https://api.expand.network/fungibletoken/getuserbalance

Query Parameters

Name
Type
Description

chainId*

String

Refer to the Chain ID page for details.

tokenAddress*

String

Address of the token.

address*

String

Public Address of the user

chainSymbol

String

Refer to the Chain ID page for details.

/historicaltransactions

Retrieves all the transfers for the given address in the given range.

GET https://api.expand.network/fungibletoken/historicaltransactions

Query Parameters

Name
Type
Description

chainId

String

Refer to the Chain ID page for details.

address

String

Public Address of the user

chainSymbol

String

Refer to the Chain ID page for details.

startBlock

String

Starting block of the range.

by default latestBlock -100

endBlock

String

Last block of the range.

by default its latestBlock

page

String

page to get response on,

by default its 1

sort

String

asc/desc sorting method,

by default its desc

tokenAddress*

String

address of the erc20 token

/historical/weth

Retrieves all the WETH transfers for the given address in the given range.

GET https://api.expand.network/fungibletoken/historical/weth

Query Parameters

Name
Type
Description

chainId

String

Refer to the Chain ID page for details.

address

String

Public Address of the user

chainSymbol

String

Refer to the Chain ID page for details.

startBlock

String

Starting block of the range.

by default latestBlock -100

endBlock

String

Last block of the range.

by default its latestBlock

page

String

page to get response on,

by default its 1

sort

String

asc/desc sorting method,

by default its desc

/historicallogs

Retrieves all the logs for the given address in the given range.

GET https://api.expand.network/fungibletoken/historicallogs

Query Parameters

Name
Type
Description

chainId

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

startBlock

String

Starting block of the range.

by default its (latestBlock -100)

endBlock

String

Last block of the range.

by default its latestBlock

tokenAddress*

String

address of the erc20 token

type*

String

Approval/Transfer logs

/historicalusertransactions

Retrieves all the ERC-20 transfers for the given address. Currently support for all EVM chains-Except zksync-era

GET https://api.expand.network/fungibletoken/historicalusertransactions

Query Parameters

Name
Type
Description

chainId

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

address*

String

Public Address of the user

tokenAddress*

String

ERC-20 token address

startBlock

String

Starting block of the range.

by default latestBlock -100

endBlock

String

Last block of the range.

by default its latestBlock

pageSize

String

page to get response on,

by default its 1

pageToken

String

Present at the top of a lengthy response to fetch the next page.

sortOrder

String

asc/desc sorting method,

by default its desc

fromTimestamp

String

The start date from which to get the transactions ( format in seconds or date string ) Note-If 'fromTimestamp' and 'startBlock' are provided, 'startBlock' will be used. By default, the Genesis block timestamp

toTimestamp

String

The end date from which to get the transactions ( format in seconds or date string ) Note- If 'toTimestamp' and 'endBlock' are provided, 'endBlock' will be used.

By default, the current block timestamp

startBlock

String

The starting block number from which to get the transactions. By default, the Genesis block

endBlock

String

The ending block number from which to get the transactions By default, the current block

/approve

Sets amount as the allowance of spender over the user’s tokens. Currently available on EVM chains, Solana and Tron

POST https://api.expand.network/fungibletoken/approve

Request Body

Name
Type
Description

rpc

String

Remote procedural call URL.

from*

String

Address of the sender of the token.

tokenAddress*

String

Address of token.

amount*

String

Number of tokens.

to*

String

Address to get approval of.

gas

String

Maximum gas limit provided by the sender, for the transaction.

chainId

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

gasPriority

String

low, medium, or high.

With gasPriority:

With gasPriority:

/transfer

Moves amount tokens from the user’s account to the recipient. Currently available on EVM chains and Solana

POST https://api.expand.network/fungibletoken/transfer

Request Body

Name
Type
Description

rpc

String

Remote procedural call URL.

from*

String

Address of the sender of the token.

tokenAddress*

String

Address of token.

amount*

String

Number of tokens.

to*

String

Address of the recipient of the token.

gas*

String

Maximum gas limit provided by the sender, for the transaction.

chainId

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

gasPriority

String

low, medium, or high.

With gasPriority:

With gasPriority:

/transferfrom

Transfers tokens from sender to recipient using the allowance mechanism. Currently available on EVM chains

POST https://api.expand.network/fungibletoken/transferfrom

Request Body

Name
Type
Description

rpc

String

Remote procedural call URL.

from*

String

Address of the sender of the token.

tokenAddress*

String

Address of token.

amount*

String

Number of tokens.

to*

String

Address, on whose behalf, tokens are spent.

gas*

String

Maximum gas limit provided by the sender, for the transaction.

chainId

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

reciever*

String

Receiver of the tokens.

gasPriority

String

low, medium, or high.

With gasPriority:

With gasPriority:

/convertbasetokentowraptoken

Converts base token to wrap token. Currently available on EVM chains.

POST https://api.expand.network/fungibletoken/convertbasetokentowraptoken

Request Body

Name
Type
Description

rpc

String

Remote procedural call URL.

from*

String

Address of the sender of the token.

tokenAddress*

String

Address of token.

amount*

String

Number of tokens.

gas

String

Maximum gas limit provided by the sender, for the transaction.

chainId

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

gasPriority

String

low, medium, or high.

With gasPriority:

With gasPriority:

/convertwraptokentobasetoken

Converts wrap token to base token. Currently available on EVM chains.

POST https://api.expand.network/fungibletoken/convertwraptokentobasetoken

Request Body

Name
Type
Description

rpc

String

Remote procedural call URL.

from*

String

Address of the sender of the token.

tokenAddress*

String

Address of token.

amount*

String

Number of tokens.

gas

String

Maximum gas limit provided by the sender, for the transaction.

chainId

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

gasPriority

String

low, medium, or high.

With gasPriority(medium):

With gasPriority:

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