Whale Alert API

About Whale Alert API

Use Whale Alert API with your agent

claude mcp add --transport sse whale-alert-api https://whale-alert.api.klymax402.com/mcp

{
  "mcpServers": {
    "whale-alert-api": {
      "url": "https://whale-alert.api.klymax402.com/mcp"
    }
  }
}

Frequently asked questions

What is Whale Alert API?

Whale Alert API is an MCP (Model Context Protocol) server by br0ski777 in the Finance category. Track large on-chain whale transactions on Ethereum and Base. x402 micropayment.

How do I connect Whale Alert API to Claude, Cursor, or another MCP client?

Whale Alert API is a remote MCP server — add its endpoint (https://whale-alert.api.klymax402.com/mcp) to your client's MCP configuration (for example with "claude mcp add", or under "mcpServers" in Cursor's mcp.json) and restart the client.

Is Whale Alert API open source?

Yes — the source code is public at github.com/br0ski777/whale-alert-x402.

Can AI agents pay to use Whale Alert API?

Not yet through Loomal — Whale Alert API is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.