> ## Documentation Index
> Fetch the complete documentation index at: https://docs.etherscan.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Changelog

> Recent updates and changes to the Etherscan API.

<Update label="May 2026">
  ## \[Upcoming Change] Reduced Maximum Records Per Request on the Free API Tier

  **Updated:** May 1, 2026

  **Effective date:** July 1, 2026

  The maximum number of records returned per request will be reduced from **10,000 to 1,000** for **Free tier API users**. This change affects the following endpoints:

  * [Get Beacon Chain Withdrawals by Address](https://docs.etherscan.io/api-reference/endpoint/txsbeaconwithdrawal)
  * [Get Blocks Validated by Address](https://docs.etherscan.io/api-reference/endpoint/getminedblocks)
  * [Get ERC20 Token Transfers by Address](https://docs.etherscan.io/api-reference/endpoint/tokentx)
  * [Get ERC721 Token Transfers by Address](https://docs.etherscan.io/api-reference/endpoint/tokennfttx)
  * [Get ERC1155 Token Transfers by Address](https://docs.etherscan.io/api-reference/endpoint/token1155tx)
  * [Get Ethereum Nodes Size](https://docs.etherscan.io/api-reference/endpoint/chainsize)
  * [Get Event Logs by Address](https://docs.etherscan.io/api-reference/endpoint/getlogs)
  * [Get Internal Transactions by Address](https://docs.etherscan.io/api-reference/endpoint/txlistinternal)
  * [Get Normal Transactions By Address](https://docs.etherscan.io/api-reference/endpoint/txlist)
  * [Get Plasma Deposits by Address](https://docs.etherscan.io/api-reference/endpoint/txnbridge)
  * [Get Token Holder List by Contract Address](https://docs.etherscan.io/api-reference/endpoint/tokenholderlist)

  **What you need to do:** Update your integration for the above endpoints to paginate records in batches of 1,000 or fewer.

  **Note:** If your application does not use any of the endpoints listed above, no action is required.

  ## \[Upcoming Change] Get Internal Transactions by Block Range Endpoint Moving to Pro Plans

  **Updated:** May 1, 2026

  **Effective date:** July 1, 2026

  [Get Internal Transactions by Block Range](https://docs.etherscan.io/api-reference/endpoint/txlistinternal-blockrange) will be moved to Pro endpoint.

  **What you need to do:** If your application relies on this endpoint, check your plan tier and upgrade if needed, or update your integration.

  **Note:** If your application does not use any of the endpoints listed above, no action is required.
</Update>

<Update label="April 2026">
  ## Scroll Mainnet & Sepolia Testnet deprecation

  Scroll Mainnet (chainid: 534352) and Scroll Sepolia Testnet (chainid: 534351) API support will be deprecated effective April 16, 2026.

  After this date, API requests to these chains will no longer be supported.
</Update>

<Update label="February 2026">
  ## MemeCore Formicarium Testnet migration

  MemeCore Formicarium Testnet (chainid: 43521) has migrated to Insectarium Testnet (chainid: 43522) effective February 25, 2026.

  API requests should now use the Insectarium Testnet (chainid: 43522) endpoint.

  ## Swell Mainnet & Testnet deprecation

  Swell Mainnet (chainid: 1923) and Swell Testnet (chainid: 1924) API support has been deprecated effective February 25, 2026.

  API requests to these chains are no longer supported.
</Update>