Name: wikipedia-lookup
Price: 0.005 USDC
Availability: InStock

$ man wikipedia-lookup

agentutility / web-probe / wikipedia-lookup

PRICE / CALL

$0.005

USDC · base mainnet · scheme: exact

METHOD

POST

CLUSTER

webprobe

CATEGORY

STATUS

● live

NAME

wikipedia-lookup — fetches the canonical wikipedia article for a query (page title or near-title) and returns title, canonical url, page id, wikidata q-id,…

SYNOPSIS

POST https://x402.agentutility.ai/wikipedia-lookup
     Content-Type: application/json
     X-PAYMENT:    <signed-transferWithAuthorization>

     { ... }

↳ first call → 402 Payment Required. Sign USDCtransferWithAuthorization, retry with theX-PAYMENT header.

DESCRIPTION

Fetches the canonical Wikipedia article for a query (page title or near-title) and returns title, canonical URL, page id, Wikidata Q-id, language, plain-text intro summary, short description, page type, thumbnail and lead-image URLs, geo coordinates, full table-of-contents (sections with level and anchor), and an optional ~25k-char extract of the article body. Covers 300+ language editions. Use it as an encyclopedia lookup, structured wiki extract, Wikidata-linked entity resolver, disambiguation-aware search, multi-language wiki API, or RAG context source.

INPUT — request schema

property	type	description	req?
query	string	Search term or page title (e.g. 'Albert Einstein', 'mitochondria'). Resolved via MediaWiki search to the best-matching article.	required
language	string	Wiki language code (e.g. 'en', 'de', 'ja', 'es'). Default 'en'. Routes to <lang>.wikipedia.org.	optional
full_text	boolean	If true, include a plain-text extract of the full article body (truncated to ~25k chars). Default false (summary only).	optional

OUTPUT — response shape

field	type	description
title	string	Article title as it appears on Wikipedia (e.g., "Albert Einstein").
canonical_url	string	Permanent Wikipedia URL for the article in the requested language.
page_id	string	Wikipedia's internal numeric page identifier as a string.
wikidata_item	string	Linked Wikidata entity ID (e.g., "Q937") for cross-language and structured-data lookups.
language	string	ISO language code of the returned article (e.g., "en", "de", "ja").
summary	string	Short plain-text lead summary from the article's intro paragraph.
description	string	One-line subtitle describing the article subject (e.g., "German-born physicist").
type	string	Article type from Wikipedia (standard, disambiguation, redirect, no-extract).
thumbnail_url	string	URL of the small thumbnail image associated with the article, if any.
image_url	string	URL of the full-resolution lead image for the article, if any.
coordinates	object	Geographic coordinates (lat/lon) for articles about places, when present.
sections	array	List of article section headings with their nesting levels and anchors.
full_text	string	Plain-text article body, up to 25,000 characters when the extract option is requested.
full_text_truncated	boolean	True if the article body was cut off at the 25k-character limit.

EXAMPLES — two ways to call

EXAMPLE 1 · curl

curl -X POST https://x402.agentutility.ai/wikipedia-lookup \
  -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 wikipedia-lookup tool from your MCP-aware agent.

MCP server handles payment automatically — your coding agent just calls the tool by name.

METADATA

tags: wikipediaknowledgelookupencyclopedia
methods: POST
cluster: webprobe
price: $0.005 USDC per call

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