Northline WebKit
mcp remote · streamable-http · v1.0.0 · source: crawl
https://northline-webkit.northline-c86.workers.dev/mcp
Pay-per-call web tools for agents: URL to markdown, metadata, links, DNS, email/domain checks, RDAP.
Works
100
Verified Oct 31, 2026 · p50 418 ms · p95 475 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'northline-webkit' |
| tools_listed | 15 | pass | 10 tools |
| schema_complete | 15 | pass | 10 of 10 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 418 ms |
| latency_p95 | 5 | pass | p95 475 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | pass | no patterns found |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (10)
| Name | Description | Schema |
|---|---|---|
webkit_catalog | Free. Lists every WebKit tool with its price, required inputs and an example, plus how x402 payment works. Call this first. | typed |
url_to_markdown | Fetch any public web page and return clean, readable Markdown (main content only: no scripts, nav or footer) plus title, word count and final URL. Ideal for feeding pages to an LLM. Costs $0.003 USDC | typed |
url_metadata | Link preview and SEO metadata for any URL: title, description, canonical, language, Open Graph and Twitter card, favicon, RSS/Atom feeds and JSON-LD types, after following redirects. Costs $0.002 USDC | typed |
url_links | Every unique outgoing link on a web page (absolute URLs, anchor text, internal vs external), up to 500. Use it to crawl a site or find related pages. Costs $0.002 USDC on Base per call via x402 (unpai | typed |
url_check | Is this URL up? HTTP status, full redirect chain, final URL, response time, content type, server/CDN and a security-headers grade (HSTS, CSP, X-Frame-Options...). Costs $0.001 USDC on Base per call vi | typed |
dns_lookup | DNS records for a domain over DNS-over-HTTPS: A, AAAA, CNAME, MX, TXT, NS, SOA, CAA, SRV, PTR or HTTPS, with TTLs and DNSSEC validation flag. Costs $0.001 USDC on Base per call via x402 (unpaid calls | typed |
email_domain_check | Check an email address or domain before you send: syntax, MX servers, accepts mail?, disposable or free provider, mail provider (Google, Microsoft...), SPF and DMARC policy, with risk flags. Costs $0. | typed |
domain_whois | WHOIS for a domain via official RDAP: registered?, registrar, creation/expiry dates, domain age in days, status codes, nameservers, DNSSEC and abuse contact. Spot newly registered (phishing) domains. | typed |
robots_check | May I crawl this URL? Parses robots.txt and answers allowed true/false for your user agent and path, the matching rule, sitemaps, and whether 14 AI crawlers (GPTBot, ClaudeBot, PerplexityBot...) are a | typed |
domain_report | One-call domain due diligence: RDAP registration (age, registrar, expiry), DNS (A/AAAA/NS/CAA, DNSSEC), email setup (MX/SPF/DMARC), HTTPS reachability with security-headers grade, and risk flags such | typed |
Badge
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[](https://app.agent-xm.com/a/dev-workers-northline-c86-northline-webkit-webkit)
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