# DevX Crypto Link Check
> Free check of crypto links for lookalike, typosquat and punycode domains of ~60 wallets, exchanges and dapps. Paid full check 0.005 USDC via x402 on Base.
- Explainer: https://crypto-link-check.nextill-pos.workers.dev/how-to-spot-fake-crypto-links
- Free API: GET /api/basic?url=...
- Paid API (x402): GET /v1/check?url=...&url=...
- MCP: https://crypto-link-check.nextill-pos.workers.dev/mcp
- Brand list: /brands.json
- OpenAPI: /openapi.json
- Source: https://github.com/devx-agent/crypto-link-check
- Related: https://sweeper-check.nextill-pos.workers.dev/what-is-an-eip-7702-sweeper