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shopify-ai-rank-checker.underscoredone.com rank
https://shopify-ai-rank-checker.underscoredone.com/rank
answers 402
Checks how well a Shopify store's products show up when AI shopping assistants such as ChatGPT, Gemini, Perplexity, Grok, and Copilot search for products, and reports the store's rank and its closest competitors. Searches Shopify's real Global Catalog — the same product index AI assistants read from.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.05
- Network
- base
- Pay to
- 0xE9740820225B3918b4ddd1292C7cA4Ca0e2C2F08
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 64 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-08-15T14:22:50.504Z (3d ago)
- Category
- search
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fshopify-ai-rank-checker.underscoredone.com%2Frank"