470 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Email validation API: verify an email address with syntax check, MX record lookup, SPF/DMARC, disposable and role address detection. Returns a deliverability verdict. No mail sent.
Check a UUID: send a string and get whether it is a valid UUID plus its version and variant. $0.001 USDC per call on Base.
Check any public URL: status code, latency, final URL after redirects, and response headers. The uptime primitive for agent monitors.
Validate an email address: syntax check plus live MX record lookup on the domain (deliverability signal, not a guarantee).
Breached password check: is this password in known data breaches, and how often? Send only the SHA-1 hash (never the password); just the first 5 characters reach Have I Been Pwned (k-anonymity). Up to 50 hashes per call.
Check an email address before sending: syntax, whether the domain exists and has mail servers (MX), disposable/temporary provider, role address (info@, sales@), free provider and typo suggestion (gmial.com -> gmail.com),...
Email authentication audit of a domain: MX, SPF (lookup count and policy), DMARC policy and reporting, DKIM on common selectors, MTA-STS, TLS-RPT and BIMI, graded A-F with fixes. Use for deliverability and phishing-risk...
MX records, SPF and DMARC check of a domain: does it accept email, its mail servers, SPF policy, DMARC policy and detected deliverability issues. DNS only, no SMTP.
DNS check for a domain: does it resolve, plus A, MX and NS records. Input: d.
OpenAI-compatible chat completion with Qwen3 30B (fast mixture-of-experts model): set the base URL to /v1/llm/qwen3-30b in any OpenAI SDK. Up to 32,000 characters in and 2,048 tokens out per call, a fixed price per call,...
Public trust evidence for an unfamiliar online shop before buying: a cautious evidence score, risk flags, missing signals and limits. Cannot certify safety. $0.005 after the shared free calls. x402 API endpoints: x402_me...
Search Mint & Marquee for gifts and collectibles: products that match what the person wants, under their budget, with price, photo, a short description and a link to buy. Custom 3D printed collectibles and gifts: figurin...
Domain trust report for AI agents: is this domain real, how old is it, who registered it, and is its email locked down? DNS (A/AAAA/NS/MX/CAA), DNSSEC, SPF, DMARC, DKIM (common selectors), MTA-STS, TLS-RPT, BIMI, RDAP re...
Check an email or web page for text a person reading it would not see but an AI reading it would: HTML comments, display:none or hidden elements, white-on-white or off-screen text, zero-width and tag characters, base64 t...
Currency exchange rates and FX conversion, official ECB reference rates for USD, EUR, GBP, JPY and 25 more. Use to convert an amount between currencies with an official, citable rate: the European Central Bank's referenc...
Convert one bounded fiat amount using the latest successfully fetched European Central Bank daily foreign-exchange reference table. Forest returns the ECB observation date and deterministic cross-rates through EUR. Fresh...
Extract email-like addresses from text for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only...
Read one email the way an agent that triages mail should before acting on it: observations with evidence and offsets, no score and no verdict. Send the raw RFC 5322 message (multipart, base64 and quoted-printable decoded...
Email provider detection for an address or domain: consumer webmail (Gmail, Outlook.com, Yahoo, iCloud, Proton...) versus business hosting (Google Workspace, Microsoft 365, Zoho, Proofpoint...) from the domain and its MX...
DMARC p= tag for a domain: policy for the domain (none, quarantine, reject). Reads _dmarc.<domain> (Cloudflare DoH), parses the record and returns the p value (or that it is absent, with the default that then applies) pl...
Paid buyer-side cost projection (cycle 187, x402 $0.001) - given a buyer's projected call volume and category mix, returns a monthly USDC spend estimate at THIS seller's catalog plus bundle-recommendation cost-reduction...
Paid x402 cart cost-quote (cycle 185, x402 $0.001) - GET with no params returns the FULL live price list of every paid route grouped into price tiers plus api_base + payTo + network + asset, so an agent can plan a workfl...
Paid deep SPF record parser + DNS-lookup budget auditor (cycle 160 restored 2026-10-17, x402 $0.001) - parses v=spf1 into its directive list, classifies each mechanism per RFC 7208 SS5 (pass/fail/softfail/neutral/literal...
Paid DKIM key-rotation freshness audit (cycle 157, x402 $0.001) - probes 25 common DKIM selectors in parallel via DoH, parses per-selector v/k/p/h/s/t/n tags, computes SHA-256 fingerprint of each public key, and scores r...