Search structures

Parse a document (PDF, DOCX, PPTX, CSV/XLSX, HTML, EML, MSG, LOG) into token-compressed structure

Official profile of a US listed company from the SEC: name, CIK, industry (SIC), state of incorporation, fiscal year end, address, phone, tickers and exchanges, former names and latest filing.

Summary of a Wikipedia article in any language: title, short description, lead paragraph, image, coordinates, link and Wikidata id. If the title is not exact it returns the closest article, flagged as approximate, with alternatives.

Test your x402 client or agent for the minimum price: confirms the payment arrived and echoes back the network, scheme, payer and amount the server saw, your IP, user agent, time and any 'eco' text you send.

Test your x402 client or agent for the minimum price: confirms the payment arrived and echoes back the network, scheme, payer and amount the server saw, your IP, user agent, time and any 'eco' text you send.

Your public IP address as the server sees it, IPv4/IPv6, whether it is public or private, plus your user agent. Calculated by Vextorium, no third-party lookups. Check where an agent exits from or whether a proxy/VPN works.

Your public IP address as the server sees it, IPv4/IPv6, network prefix, operator (ASN) and registration country, plus your user agent. Check where an agent exits from or whether a proxy/VPN works.

LLM chat completion (probe endpoint). Use POST to send a chat request.

Check what changed between two bounded public snapshots of a supported GitHub release, npm package, or example HTML page. Free POST /v1/prepare returns an immutable report_id; paid GET /v1/report returns structured change evidence. No continuous monitoring or arbitrary URLs.

Brief to PDF. Send a short brief; returns a 400 to 900 word document written from it, laid out as an A4 PDF (base64 in JSON) plus the Markdown text. Use for a one-page explainer, memo or checklist. It uses only the facts in the brief and general knowledge; no web search. Typical response 5 to 15 s. Failed calls are not charged.

Cited research answer. Send one question; returns a 120 to 300 word answer with numbered [n] citations and the source URLs read, each with the time it was read. Searches the web, or reads only the urls you pass. Suited to an agent that needs a sourced answer it can show a person. Not for raw result lists or pages behind logins. Typical response 5 to 12 s. Failed calls are not charged.

Federal Register search (rules, proposed rules, notices and presidential documents, 1994 to today). Each document has its comment window (open or closed, closing date, days left, comment link and count), dockets, RINs, CFR parts, effective date, citation, abstract, matching passage and PDF. Filters: type, agency, dates, open for comment. For regulatory monitoring and finding rules open for comment. Source: Federal Register API (NARA), public domain. No matches: not charged.

Email authentication and deliverability check for a sending domain: SPF (redirects followed, recursive DNS lookup count against the limit of 10), DKIM across up to 30 common selectors (plus any you name) with RSA key size, DMARC policy and reporting (a subdomain inherits its parent's), MX, MTA-STS, TLS-RPT and BIMI. Every problem is named with a one-line fix, and an A–F grade lists each deduction. For deliverability audits and spoofing-risk checks. Live DNS over HTTPS.

Any public web page as clean Markdown: the main article text (Readability) or the whole page, with title, author, site name, publish date, language, word count and fetch time; optional list of the page's links. Plain-text, Markdown and JSON pages come back as text. Reads the first 1.5 MB of a page and returns up to 200,000 characters. For feeding pages to LLM, RAG and research pipelines. A page that cannot be fetched or read is not charged.

Which x402 API fits a task, ranked by what buyers actually do: candidates from the x402 Bazaar's live search plus every paid API with repeat buyers, scored by relevance and by unique payers and repeat calls over 30 days. Each pick has its URL, method, price, network, inputs, payment evidence and risk flags. For choosing a paid API before calling it. Provider calls are paid separately.

Sanctions and export-control screening of a person, company, vessel or aircraft name: OFAC SDN and non-SDN, US export lists (BIS Entity List, Denied Persons, Unverified, MEU, ITAR Debarred), UN Security Council, EU and UK. Fuzzy matching across spellings, transliterations and word order, with score, matched alias, programmes, birth dates and nationality. For KYC, AML and counterparty checks. Lists refreshed daily; each list's retrieval time is returned.

Medication safety summary for one drug (brand or generic) from openFDA: the latest label's boxed warning, indications, contraindications, warnings, interactions, adverse reactions and pregnancy text; ingredients, strengths and DEA schedule; shortage status; recalls by class; FAERS report counts and top reactions; every data gap named. For medication checks in health and pharmacy workflows. Source: openFDA (FDA), public domain. A name no FDA label or NDC product carries: not charged.

ClinicalTrials.gov study search by condition, with filters for recruitment status, phase, location, intervention and terms. Each study has status, phase, design, enrollment, sponsor, interventions, dates, eligibility (sex, ages, inclusion and exclusion lists), sites (searched location first), contacts, and the problems its record shows. For trial matching and research landscape scans. Source: ClinicalTrials.gov API (NLM, NIH). No matches: not charged.

Scholarly literature search in every discipline (Crossref: articles, preprints, books, proceedings, datasets), filtered by author, years, type or abstract, sorted by relevance, date or citations; a DOI returns that work. Each work has DOI, title, authors with ORCID, venue, date, citation counts, licence, open-access links, the abstract where CC-licensed for commercial use, and retraction, correction and concern notices. For citation checks and literature reviews. No matches: not charged.