MCP server

Web Search & Data API

xyz.kadec0/web-search-data-api

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Web search, scraping, Google Trends and data lookups. Paid per call in USDC on Base via x402.

Website

At a glance

Type

MCP server

Publisher

kadec0.xyz (verified by the MCP Registry)

Status

Working at last check

Tools

23

Token cost

About 5,500 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http web-search-data-api https://api.kadec0.xyz/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.web-search-data-api]
url = "https://api.kadec0.xyz/mcp"

Gemini CLI

{"mcpServers":{"web-search-data-api":{"httpUrl":"https://api.kadec0.xyz/mcp"}}}

Cursor

{"mcpServers":{"web-search-data-api":{"url":"https://api.kadec0.xyz/mcp"}}}

VS Code

{"servers":{"web-search-data-api":{"type":"http","url":"https://api.kadec0.xyz/mcp"}}}

Antigravity

agy mcp add web-search-data-api https://api.kadec0.xyz/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"web-search-data-api","server_url":"https://api.kadec0.xyz/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"web-search-data-api","server_url":"https://api.kadec0.xyz/mcp"}

Tools

• author_search ~197 tokens
  Author and researcher profile search. An author name returns matching researchers with current affiliation, publication count, total citations, h-index and i10-index, and their most-cited papers — for author lookup, disambiguation, and citation-metrics. Keyless via OpenAlex. [$0.02/call]. Params — n
• congress_trades ~196 tokens
  US congressional stock trades. Stock transactions disclosed by members of the House and Senate under the STOCK Act — politician, ticker, amount, and date. [$0.05/call]. Params — politician: filer name substring; ticker: stock ticker, exact; chamber: string (house|senate); dateRange: YYYY-MM-DD..YYYY
• cve ~234 tokens
  CVE vulnerability lookup. Returns security vulnerability records by CVE id or keyword from the NIST National Vulnerability Database and GitHub Security Advisories, each with CVSS score, severity, CWE weakness class, affected products, and references, filterable by severity and source. For vulnerabil
• dns_propagation ~153 tokens
  DNS propagation checker. Compares a DNS record across public resolvers (Google, Cloudflare, Quad9, OpenDNS) to spot propagation lag or split-horizon answers. [$0.03/call]. Params — domain: string; record_type: string (A|AAAA|CNAME|MX|NS|TXT) Example params: {'domain': 'example.com', 'record_type': '
• domain_info ~129 tokens
  Domain WHOIS and DNS lookup. Registrar, creation and expiry dates, nameservers, and full DNS records (A, AAAA, MX, NS, TXT, CNAME) for a domain. [$0.02/call]. Params — domain: string Example params: {'domain': 'example.com'}
• geocode ~159 tokens
  Geocoding and reverse geocoding. Converts an address or place name to latitude/longitude, or coordinates back to an address. [$0.01/call]. Params — q: address (forward geocode); lat: latitude (reverse geocode); lon: longitude (reverse geocode); maxItems: integer Example params: {'q': '1600 Amphithea
• github ~175 tokens
  GitHub data. Repository stats, user profiles, and code-search results (stars, forks, language, topics, issues) via the GitHub REST API. [$0.02/call]. Params — mode: what to fetch (repo|search|user); repos: comma list of owner/name (mode=repo); q: search query (mode=search); usernames: comma list (mo
• hackernews ~153 tokens
  Hacker News feed. Top, new, and best front-page stories plus full-text story search — titles, scores, comment counts, and author for tech and startup news. [$0.01/call]. Params — mode: string (search|top|new|best); q: query (mode=search); maxItems: integer Example params: {'mode': 'search', 'q': 'ai
• interest_by_region ~303 tokens
  Google Trends interest by region for a keyword. Returns the subregional breakdown of Google Trends search interest inside a country - by state, province, or region - each ranked 0-100 relative to the strongest region. For regional demand mapping, geo targeting, and finding where a keyword over-index
• lit_review ~260 tokens
  Literature review map in one call. Give a seed paper (DOI, arXiv id, OpenAlex id, or PMID) or a topic query and get one structured result: the seed's references, its cited-by list (most-cited first), and semantically related work, deduplicated into one uniform table with title, authors, year, venue,
• paper_details ~219 tokens
  Citation lookup and reference list for a paper. Given a DOI, arXiv id, OpenAlex id, or PMID, returns its references (the works it cites) and its cited-by list (recent works that cite it), plus full metadata and citation count — for bibliography building and citation lookup. Keyless via OpenAlex and
• paper_fulltext ~207 tokens
  Full text and open-access PDF retrieval for a paper. Given an arXiv id, DOI, OpenAlex id, PMID, or PMCID, returns the readable body split into sections (introduction, methods, results) plus the open-access PDF location: arXiv via ar5iv, biomedical via Europe PMC, OA locations via OpenAlex for the re
• papers ~286 tokens
  Academic and scientific paper search API. Search research papers and scholarly literature across arXiv, PubMed, OpenAlex, Crossref, and Semantic Scholar in one call, deduplicated into a ranked result set: title, authors, year, venue, abstract, citation count, DOI, and direct PDF link. Query by keywo
• related_papers ~220 tokens
  Literature review and related-paper discovery. Given a seed paper (arXiv id, DOI, or OpenAlex id) or a topic query, returns semantically similar and recommended scholarly papers to expand a reading list or systematic review, via Semantic Scholar recommendations with an OpenAlex related-works fallbac
• related_queries ~305 tokens
  Google Trends related queries for a keyword. Returns the searches people run alongside a keyword in a given country: top queries scored 0-100 relative to each other, and rising queries with their percentage growth. Google Trends keyword expansion for SEO keyword research, content planning, and spott
• related_topics ~301 tokens
  Google Trends related topics for a keyword. Returns the topics and named entities associated with a keyword in a given country, as top topics scored 0-100 relative to each other and rising topics with percentage growth, each carrying its entity type. Google Trends topic discovery for market research
• scrape Browses the web · ~200 tokens
  Scrape any web page to clean markdown. A keyless web scraper that converts a single URL into LLM-ready markdown plus structured metadata (title, headings, links, word count), so an agent can read a page without running a browser. A per-call alternative to Firecrawl's scrape endpoint, with no API key
• sec_edgar ~224 tokens
  SEC filings full-text search. Searches SEC EDGAR filings - 10-K, 10-Q, 8-K, and every other form type - by keyword, company name, ticker, or CIK, with date-range filtering, returning company, form type, filing date, accession number, and a direct document link. For SEC filings research and disclosur
• serp ~408 tokens
  Web search results (SERP). Keyless web search returning ranked title, URL, and snippet for a query — with locale/region targeting, freshness filters (past day, week, month, year), pagination, a news mode that adds publish date and source, and selectable backend engine (auto rotation, or pin Brave, Y
• serp_batch ~257 tokens
  Bulk web search: up to 5 search queries in a single call, each returning ranked title, URL, and snippet, with the same locale, freshness, and news filters as the single-query web search. One paid call instead of five for research fan-out. [$0.10/call]. Params — queries: up to 5 search queries separa
• serp_multi ~282 tokens
  Multi-engine web search (metasearch). One search query fanned out across 2-3 search engines (Brave, Yahoo, Yandex) with results deduplicated by URL and merged by reciprocal-rank fusion: consensus ranking across engines instead of one engine's bias, with per-engine rank attribution on every result. [
• serp_read ~312 tokens
  Web search plus page reading in one call: answer with sources. Runs a web search, scrapes the top results, and returns the ranked search results together with each page's content as clean LLM-ready markdown, so an agent gets the SERP AND the underlying text without a second round of scrape calls. Pe
• trend ~320 tokens
  Google Trends interest over time for a keyword. Returns Google Trends search interest as a dated series indexed 0-100: weekly points across the default past 12 months, daily points for 30- and 90-day windows, and windows from the past hour back to 2004, with optional country targeting. For keyword t

Browse

• GitHub tools
• Rust tools
• Web scraping
• Web search
• SEO
• Website monitoring

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