POST
/
95e61622bf6a8af293978377718e3b77
/
jsonrpc
/
eth_call
eth_call
curl --request POST \
  --url https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc/eth_call \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "method": "eth_call",
  "id": 1,
  "params": [
    {
      "to": "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b",
      "data": "0x70a08231000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b"
    },
    "latest"
  ]
}'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": "<string>"
}
TRON API method that executes a contract function call without sending a transaction, providing an Ethereum-compatible interface for accessing TRON blockchain data.
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​
Parameters

  • jsonrpc — the JSON-RPC protocol version (always “2.0”)
  • method — the method name (always “eth_call”)
  • params — array containing method parameters
    • transaction — transaction object containing to, from, gas, gasPrice, value, and data fields
    • blockParameter — the block number in hexadecimal format or “latest”, “earliest”, “pending”
  • id — request identifier (number or string)

​
Response

  • jsonrpc — the JSON-RPC protocol version (“2.0”)
  • id — the request identifier that matches the request
  • result — the return value of the executed contract function as hex string

​
Use case

The jsonrpc eth_call method is used for:
  • Reading data from smart contracts without spending gas through Web3 interfaces
  • Implementing view/pure function calls in dApps and frontend applications
  • Testing contract interactions and validating parameters before sending transactions
  • Building real-time data displays that query contract state continuously

Body

application/json
​
jsonrpc
string
default:2.0
required
​
method
string
default:eth_call
required
​
id
integer
default:1
required
​
params
array
required
Required array length: 2 elements

Response

200 - application/json

Return value of the executed contract function

​
jsonrpc
string
​
id
integer
​
result
string

The return value of the executed contract function as hex string