Web Search + Read for agents

Searches the live web and returns ranked results (title, url, snippet, source). With read_top it also returns the clean Markdown of the top pages in the same call. Charged only when there are results.

Price$0.01 USDC

Paymentx402 · Base

AccountNot needed

If it failsNot charged

Who it is for

Agents that need current information beyond their training data: research, news, prices, fact-checking.

Research a topic and read the 3 best sources in one call
Verify a recent fact or news item
Find the official page of a product or vendor

How an agent buys it

POST https://a-upgradenet.com/x402/web-search
Content-Type: application/json

{
  "query": "x402 agent payments USDC Base",
  "max_results": 5,
  "read_top": 1
}

1) Answers 402 with the price (PAYMENT-REQUIRED)
2) The agent signs the payment (EIP-3009, USDC on Base) and repeats with PAYMENT-SIGNATURE
3) Receives the result + PAYMENT-RESPONSE

Example response

{
  "status": "completed",
  "query": "x402 agent payments USDC Base",
  "provider": "duckduckgo",
  "count": 5,
  "results": [
    {
      "title": "x402 – Payment Required",
      "url": "https://www.x402.org/",
      "snippet": "x402 is an open protocol for internet-native payments…",
      "source": "x402.org"
    }
  ],
  "pages": [
    {
      "url": "https://www.x402.org/",
      "title": "x402",
      "markdown": "# x402\n\nAn open payment standard…",
      "word_count": 420,
      "truncated": false
    }
  ]
}

Full documentation → See all products