$ man answer-web
/answer-web
PRICE / CALL
$0.04
USDC · base mainnet · scheme: exact
METHOD
POST
CLUSTER
webprobeCATEGORY
uncategorized
STATUS
● live
NAME
answer-web — live web answer engine / perplexity-style cited answers / question-to-answer with sources / web q&a / agent search / research-grade q&a /…
SYNOPSIS
POST https://x402.agentutility.ai/answer-web
Content-Type: application/json
X-PAYMENT: <signed-transferWithAuthorization>
{ ... }↳ first call →
402 Payment Required. Sign USDCtransferWithAuthorization, retry with theX-PAYMENT header.DESCRIPTION
Live web answer engine / Perplexity-style cited answers / question-to-answer with sources / web Q&A / agent search / research-grade Q&A / SERP + scrape + LLM synthesis. Asks a question in natural language, gets a synthesized answer with inline [N] citations and the source URLs. Combines Decodo Google SERP + parallel cheerio scrape + Morpheus llama-3.3-70b. No login, pay-per-call.
INPUT — request schema
| property | type | description | req? |
|---|---|---|---|
| question | string | The natural-language question. 1-500 chars. | required |
| max_sources | number | Max sources to scrape and cite. Default 3, max 5. | optional |
| recency | string | Time filter passed to Google. Default 'any'. enum: day · week · month · year · any | optional |
| language | string | Two-letter language code. Default 'en'. | optional |
OUTPUT — response shape
| field | type | description |
|---|---|---|
| question | string | — |
| answer | string | — |
| sources | string | — |
| model | string | — |
| search_results_count | string | — |
| scraped_count | string | — |
EXAMPLES — two ways to call
EXAMPLE 1 · curl
curl -X POST https://x402.agentutility.ai/answer-web \
-H 'Content-Type: application/json' \
-d '{ }'first response =
402 Payment Required with payment requirements; sign + retry with X-PAYMENT.EXAMPLE 2 · mcp
# Install the MCP package for this endpoint's cluster npx -y @agentutility/mcp-<cluster> # Required: EVM private key with USDC on Base export X402_PRIVATE_KEY=0x... # Then call the answer-web tool from your MCP-aware agent.
MCP server handles payment automatically — your coding agent just calls the tool by name.
METADATA
- tags
- web-probeanswerwebanswer-web
- methods
- POST
- cluster
- webprobe
- price
- $0.04 USDC per call
ADJACENT — other endpoints in webprobe
| endpoint | description | price |
|---|---|---|
| arxiv-summarize | arXiv paper summarizer / research-paper TLDR. | $0.04 |
| rss-from-anything | RSS feed generator / HTML to RSS converter. | $0.04 |
| scrape | Scrape any webpage. | $0.04 |
| scrape-website | Scrape any webpage. | $0.04 |
| screenshot | Website screenshot / URL to PNG/JPG. | $0.04 |
| webpage-diff | Webpage change detector / website change monitor / content diff / page-watch / visualping-style monitor / price-page monitor / status-pag… | $0.04 |
| website-screenshot | URL to PNG / JPG / website screenshot tool. | $0.04 |
| arxiv-search | arXiv full-text search. | $0.03 |
SEE ALSO