io.github.devx-agent/address-poisoning-check

up checked 2026-11-10T20:37:47.002Z

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Publisher-provided title

Address Poisoning Check

Publisher-provided description

Before sending crypto, check the recipient for address poisoning: lookalikes and bad checksums

Summary by lookupd

Checks crypto recipient addresses for poisoning lookalikes and bad checksums before sending, with an optional paid on-chain history scan.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http address-poisoning-check https://address-poisoning-check.nextill-pos.workers.dev/mcp

Claude Code, npm package (stdio)

claude mcp add address-poisoning-check -- npx -y devx-address-poisoning-check

Codex, remote (streamable-http)

codex mcp add address-poisoning-check --url https://address-poisoning-check.nextill-pos.workers.dev/mcp

Codex, npm package (stdio)

codex mcp add address-poisoning-check -- npx -y devx-address-poisoning-check

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "address-poisoning-check": {
      "url": "https://address-poisoning-check.nextill-pos.workers.dev/mcp"
    }
  }
}

Cursor, npm package (stdio) → .cursor/mcp.json

{
  "mcpServers": {
    "address-poisoning-check": {
      "command": "npx",
      "args": [
        "-y",
        "devx-address-poisoning-check"
      ]
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (2 tools)

Publisher-provided text

• check_recipient_lookalike Free, offline, read-only: before sending crypto, check whether the recipient address is a lookalike (same first/last hex characters, different middle) of any ad
• onchain_check_info How to buy the on-chain check (scans the sender's real transfer history on Ethereum/Base/Avalanche for poisoning transfers and lookalikes) via x402 for 0.005 US

Details

• Version: 1.1.0
• Transports: streamable-http, stdio
• Uptime (7 days): 100%
• Median latency: 248 ms
• First indexed: 2026-11-01T09:27:49.819Z
• Last seen in registry: 2026-11-01T09:27:49.829Z
• Repository: https://github.com/devx-agent/address-poisoning-check
• Website: https://address-poisoning-check.nextill-pos.workers.dev

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• 62092 servers
• Last crawl: 2026-11-11T17:38:11.606Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp