OpenWeb Ninja

openwebninja.com

40+ real-time public web data APIs (SERP, AI answers, e-commerce, real estate, finance), payable per call over x402 in USDC on Base, Polygon or Arbitrum with no account.

Crypto payment details

Payment protocol

x402

Networks

Base, Polygon, Arbitrum

Tokens

USDC

Typical price per call

$0.003–$0.005 per call (check the provider for current pricing)

Example paid endpoint

https://x402.openwebninja.com/ai-answers/chatgpt/chat

Listed in

x402scan

Category

Web Search & Scraping · compare web search & scraping

More tools on

Base, Polygon, Arbitrum

How we verified it

Unpaid GET /ai-answers/chatgpt/chat returned HTTP 402 on 2026-10-21 with x402 payment terms: x402 v2, exact, 5000 (0.005 USDC) on Base, Polygon and Arbitrum. Listed on x402scan. Price range from x402scan route amounts. Homepage (mentions x402) fetched (HTTP 200). Last checked 2026-10-21.

• https://www.x402scan.com/server/1914949f-841c-4fb7-9cb3-9bbe4cd3a0c4
• https://www.openwebninja.com/

The description summarizes the provider's own site. YourAITools is not affiliated with OpenWeb Ninja. Listing a tool is not an endorsement: check pricing and terms with the provider before paying.

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