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POST
/
95e61622bf6a8af293978377718e3b77
/
jsonrpc
eth_protocolVersion
curl --request POST \
  --url https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "method": "eth_protocolVersion",
  "params": [],
  "id": 64
}
'
{
  "jsonrpc": "2.0",
  "id": 64,
  "result": "0x41"
}
TRON API method that returns the current Ethereum protocol version using Ethereum-compatible JSON-RPC format. This method provides Ethereum tooling compatibility for protocol version identification on TRON.
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​
Parameters

  • jsonrpc — the JSON-RPC protocol version (always “2.0”)
  • method — the method name (always “eth_protocolVersion”)
  • params — parameters array (empty for this method)
  • 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 current Ethereum protocol version as a hexadecimal string

​
Use case

The jsonrpc eth_protocolVersion method is used for:
  • Identifying the Ethereum protocol version for compatibility with Ethereum tools
  • Supporting multi-protocol applications that need to adapt to different versions
  • Enabling Ethereum-compatible wallet and dApp integration with TRON
  • Providing protocol version information for debugging and development tools

Body

application/json
​
jsonrpc
enum<string>
default:2.0
required
Available options:
2.0
​
method
enum<string>
default:eth_protocolVersion
required
Available options:
eth_protocolVersion
​
params
any[]
required
​
id
default:64
required

Response

200 - application/json

Current Ethereum protocol version

​
jsonrpc
string
Example:

"2.0"

​
id
Example:

64

​
result
string

Ethereum protocol version as hexadecimal string

Example:

"0x41"

Last modified on May 18, 2026