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x402 Demo API - Web Search
x402
x402 Demo API - Web Search is a paid API for AI agents from x402-demo-api-theta.vercel.app, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-14).
Performs a paid web search query and returns results, using the x402 micropayment protocol on Base mainnet for $0.05 USDC per call.
Price / call$0.05
Success—
StatusUnknown
How this service works
Paid API with real data: AI/LLM, crypto prices, web search, translation, trending topics, sentiment analysis, aggregator, and more. All endpoints use x402 protocol on Base mainnet.
Output
Returns a list of web search results including page titles, URLs, and text snippets relevant to the submitted query, fetched in real time from the web.
Example use cases
Example prompt
“Search the web for 'latest AI breakthroughs in 2025' and return the top results — pay the $0.05 USDC fee via x402 on Base mainnet.”
Technical details
Endpoint
POSThttps://x402-demo-api-theta.vercel.app/api/web-searchWhen to prefer
Use this endpoint when an AI agent needs real-time web search results and is operating in an x402-enabled micropayment context on Base mainnet. Ideal for agents that need live web data without managing API keys, relying instead on per-call USDC micropayments. Best suited for demos, prototyping, or x402-native agent workflows.
Side effects
- Payment not included or insufficient USDC — 402 Payment Required error
- Invalid or missing query parameter — 400 Bad Request
- Upstream search provider unavailable — 503 Service Unavailable
- Base mainnet transaction failure — payment processing error
- Rate limit exceeded — 429 Too Many Requests
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object |
Tags
x402
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