---
description: >-
  Effortlessly manage energy limits with the 'updateenergylimit' RESTful API
  Interface in the Tron protocol.
---

# updateenergylimit - TRON

## Description

The 'updateenergylimit' Web3 method in the Tron protocol provides developers with a seamless way to manage energy limits for smart contracts. Utilizing the 'updateenergylimit' RPC protocol, users can dynamically adjust energy constraints, optimizing resource allocation and enhancing contract performance. This RESTful API Interface ensures efficient energy management by allowing precise control over energy limits, thus preventing unnecessary resource depletion and ensuring smooth execution of contracts. Designed for both novice and experienced developers, this method offers a user-friendly yet robust solution to energy management challenges within the Tron ecosystem. Whether you're scaling dApps or fine-tuning contract operations, 'updateenergylimit' is your go-to tool for effective energy governance.

## Supported Networks

The updateenergylimit REST API method supports the following network types

* **Mainnet**
* **Testnets**

## Parameters

Here is the list of parameters `updateenergylimit` method needs to be executed.

* **owner\_address** (required)
  * **Type**: String
  * **Description**: The address of the owner. This is a required field that specifies the address associated with the request.
  * **Default/Supported Values**: Must be a valid address format, e.g., "TPswDDCAWhJAZGdHPidFg5nEf8TkNToDX1".
* **visible** (optional)
  * **Type**: Boolean
  * **Description**: Determines if the address should be displayed in a visible format. This is an optional parameter that affects the output format.
  * **Default/Supported Values**: `true` or `false`. Default is `false` if not specified.

### URL

```json
https://go.getblock.io/<ACCESS-TOKEN>/
```

Here’s a sample cURL request using updateenergylimit

Request

```json
curl --request POST \
     --url https://go.getblock.io/<ACCESS-TOKEN>/wallet/updateenergylimit \
     --header 'accept: application/json' \
     --header 'content-type: application/json' \
     --data '
{
  "owner_address": "TSNEe5Tf4rnc9zPMNXfaTF5fZfHDDH8oyW",
  "contract_address": "TG3XXyExBkPp9nzdajDZsozEu4BkaSJozs",
  "origin_energy_limit": 100000000,
  "visible": true
}
'
```

Response

```json
{
  "visible": true,
  "txID": "c7a477f59257ce358d15a2d06e1241345aa854adcaafce8122a35bf5a9a95794",
  "raw_data": {
    "contract": [
      {
        "parameter": {
          "value": {
            "owner_address": "TSNEe5Tf4rnc9zPMNXfaTF5fZfHDDH8oyW",
            "origin_energy_limit": 100000000,
            "contract_address": "TG3XXyExBkPp9nzdajDZsozEu4BkaSJozs"
          },
          "type_url": "type.googleapis.com/protocol.UpdateEnergyLimitContract"
        },
        "type": "UpdateEnergyLimitContract"
      }
    ],
    "ref_block_bytes": "9a8b",
    "ref_block_hash": "3b55fced95a03058",
    "expiration": 1745352102000,
    "timestamp": 1745352044131
  },
  "raw_data_hex": "0a029a8b22083b55fced95a0305840f0a0def8e5325a71082d126d0a36747970652e676f6f676c65617069732e636f6d2f70726f746f636f6c2e557064617465456e657267794c696d6974436f6e747261637412330a1541b3dcf27c251da9363f1a4888257c16676cf54edf12154142a1e39aefa49290f2b3f9ed688d7cecf86cd6e01880c2d72f70e3dcdaf8e532"
}
```

## Body Parameters

Here is the list of body parameters for the `updateEnergyLimit` method:

## Use Case

Here are some use-cases for the `updateenergylimit` method in Web3 programming:

1. **Optimizing Smart Contract Execution Costs**: The `updateenergylimit` method can be used to adjust the energy limits for executing smart contracts on blockchain platforms like TRON. By optimizing the energy limit, developers can ensure that their smart contracts run efficiently without consuming unnecessary resources, which can help in reducing transaction costs for users. This is particularly useful for dApps that experience varying levels of transaction activity and need to manage their resource consumption dynamically.
2. **Enhancing User Experience in Decentralized Applications**: For dApps that require frequent interactions with smart contracts, such as games or financial applications, adjusting the energy limit can enhance the user experience by minimizing transaction failures due to insufficient energy. By proactively managing energy limits, developers can provide a smoother and more reliable experience for end-users, ensuring that their transactions are processed without interruptions.
3. **Resource Management for High-Volume Transactions**: In scenarios where a dApp handles a large volume of transactions, such as a decentralized exchange or a popular NFT marketplace, the `updateenergylimit` method can be leveraged to manage resources effectively. By setting appropriate energy limits, developers can prevent network congestion and ensure that the platform remains responsive even during peak usage times, maintaining the overall health and performance of the application.

## Code for updateenergylimit

```python
import requests
import json

url = "https://go.getblock.io/<ACCESS-TOKEN>/"
headers = {
    'accept': 'application/json',
    'content-type': 'application/json'
}

payload = {
  "owner_address": "TPswDDCAWhJAZGdHPidFg5nEf8TkNToDX1",
  "visible": true
}

response = requests.post(url, headers=headers, data=json.dumps(data))
print(response.json())
```

## Common Errors

Common Errors\
When using the updateenergylimit HTTP REST API Tron method, the following issues may occur:

* **Invalid Owner Address**: If the `owner_address` is incorrectly formatted or does not exist on the Tron network, the request will fail. Ensure the address is a valid Tron address starting with 'T' and corresponds to an existing account.
* **Unauthorized Access**: If the user does not have the necessary permissions to update the energy limit, the request will be denied. Verify that the account has sufficient privileges and the correct private key is used for authentication.
* **Exceeded Energy Limit**: Attempting to set an energy limit beyond the maximum allowed by the network can result in an error. Check the network's current energy policies and set a limit within the permissible range.
* **Visibility Parameter Mismatch**: If the `visible` parameter is not correctly set (e.g., using a non-boolean value), it may cause unexpected behavior. Ensure the `visible` field is set to either `true` or `false` as required by the API.

Using the updateenergylimit method in Web3 applications offers enhanced control over smart contract execution costs, allowing developers to optimize resource usage and manage transaction fees effectively. This capability ensures that applications remain efficient and cost-effective, enhancing the overall user experience on the Tron network.

### conclusion

The updateenergylimit HTTP API in Tron allows users to modify the energy limit for smart contract executions, ensuring efficient resource management. By using this API, the owner at address TPswDDCAWhJAZGdHPidFg5nEf8TkNToDX1 can effectively optimize their contract operations, enhancing performance and reducing costs.
