Identify any EVM address instantly.

Wallets, tokens, contracts — every classification backed by on-chain evidence. No tracking, no middleman.

Open Web App Get the Apps
0xdAC17F958D2ee523a2206206994597C13D831ec7
Tether USD · ERC-20 token · Ethereum — verified on-chain

Built for your workflow

Alter adapts to your technical profile, from simple web UI to programmatic API.

For Crypto Users & Analysts

Verify any address instantly without command lines. Available on Web, Desktop, and Mobile.

Use cases:

  • Verify token authenticity before swapping.
  • Understand complex DeFi contract roles.
  • Check a wallet's risk profile instantly.
Open Web App
Download Desktop Release Request Mobile Beta
macOS Windows Linux iOS Android

For Web3 Developers

Integrate on-chain intelligence directly in your terminal and shell scripts.

Use cases:

  • Debug smart contract deployments.
  • Automate batch address classifications.
  • Integrate verification in CI/CD pipelines.
curl -fsSL https://raw.githubusercontent.com/VISIALIS/alter/main/install.sh | bash

Also via Homebrew or Windows .exe

Terminal
$ alter inspect 0xdAC17F...
[Tether USD] ERC-20 Token
Chain: Ethereum Mainnet
Status: Verified On-Chain

For AI Agent Operators

Give your AI assistant (Claude, Cursor, Windsurf) the ability to read the blockchain via the MCP protocol.

Use cases:

  • Ask your AI to analyze a wallet's portfolio.
  • Let the agent find and read a contract's ABI.
  • Automate on-chain research in natural language.
MCP Client Configuration (mcp.json)
{
  "mcpServers": {
    "alter": {
      "command": "alter-mcp",
      "args": []
    }
  }
}

View MCP setup guide

Built for your workflow

Alter adapts to your technical profile, from simple web UI to programmatic API.

For Crypto Users & Analysts

Verify any address instantly without command lines. Available on Web, Desktop, and Mobile.

Use cases:

  • Verify token authenticity before swapping.
  • Understand complex DeFi contract roles.
  • Check a wallet's risk profile instantly.
Open Web App
Download Desktop Release Request Mobile Beta
macOS Windows Linux iOS Android

For Web3 Developers

Integrate on-chain intelligence directly in your terminal and shell scripts.

Use cases:

  • Debug smart contract deployments.
  • Automate batch address classifications.
  • Integrate verification in CI/CD pipelines.
curl -fsSL https://raw.githubusercontent.com/VISIALIS/alter/main/install.sh | bash

Also via Homebrew or Windows .exe

Terminal
$ alter inspect 0xdAC17F...
[Tether USD] ERC-20 Token
Chain: Ethereum Mainnet
Status: Verified On-Chain

For AI Agent Operators

Give your AI assistant (Claude, Cursor, Windsurf) the ability to read the blockchain via the MCP protocol.

Use cases:

  • Ask your AI to analyze a wallet's portfolio.
  • Let the agent find and read a contract's ABI.
  • Automate on-chain research in natural language.
MCP Client Configuration (mcp.json)
{
  "mcpServers": {
    "alter": {
      "command": "alter-mcp",
      "args": []
    }
  }
}

View MCP setup guide

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No tracking, no analytics, no middleman: your queries go straight to public RPC nodes.

On-Chain Proof

Every classification is backed by verifiable on-chain facts — not name lists, not third-party labels.

Omni-Platform

Seamless experience across Web, Desktop, Terminal, and Mobile — on Ethereum, Gnosis, and any EVM chain.