Tech stack detection: Detect what a website is built with from its homepage HTML and headers: CMS/site builder, ecommerce platform, JS framework, analytics and ad pixels, tag manager, chat/support widgets, payments, consent, CDN, hosting, web server, language. ~90 signatures with evidence-based dete

Totals of the x402 market in the CDP Bazaar: listings, origins, listings with 5 or more payers, calls in 30 days, listings per network, the price distribution, and how many monitored endpoints are up now.

Site snapshot (SEO + security + tech + email): All four quick checks in one call for a website: on-page SEO score and issues, security headers/TLS grade, tech stack, and the domain's SPF/DKIM/DMARC email authentication. Good for lead qualification, vendor due diligence or a first look before a full

Page metadata + Markdown: Read one public web page and return clean Markdown of the main content plus metadata: title, meta description, canonical, robots, lang, Open Graph/Twitter tags, headings outline, JSON-LD types, internal/external links, images missing alt, word count. Obeys robots.txt. ~1-3

Holidays of a country (and optionally a state or region) in a year, with date, name and type (public, bank, school, optional, observance), from the date-holidays data for about 200 countries.

API finder for AI agents (live-checked). Pick the paid x402 API to call: top 10 ranked resources for your need (relevance, 30-day payers and calls, recency, price; filters), a live check of the top 5 (one unpaid request each, 3 s timeout: 402 with x402 terms, live price and networks, matches the listing?), the best verified pick, the cheapest verified alternative and category price stats. Fail-closed: a failed check is never called verified; none verified means best_pick null, low confidence.

Call this when an agent needs current significant global disaster events — e.g. before routing logistics or assessing exposure. Returns ALL matching normalized GDACS multi-hazard alerts (earthquake, cyclone, flood, volcano, drought, wildfire); one call returns the whole active set (~55-76 Orange/Red events/year). Refreshed daily 06:30 UTC (up to 24h old); not for life-safety use. Filters: source, event_type, alert_level, min_alert_score, iso3, current_only, from_date_after, from_date_before.

Convert amounts between UF (Unidad de Fomento) and Chilean pesos at any date. Essential for Chilean contracts, rents and insurance. Use when an amount is expressed in UF and you need Chilean pesos, or the reverse.

Decide whether to open, avoid or manage a Bitcoin (BTC) 4H crypto market decision. Returns LONG, SHORT or NEUTRAL/NO TRADE, Entry, liquidity-zone SL and TP, confidence and market diagnostics. Free, independently countable live-simulation evidence is available before purchase. Price: $0.03 USDC via x402 on Base Mainnet; no API key or account. Evidence links are included. Injected = browser wallet extension (MetaMask, Rabby or OKX Wallet).

Grade one x402 route's Bazaar discovery metadata. Returns the diagnosis only: both x402 SDK validator verdicts, the schema-quality score, itemized defects with severities (hollow output schemas, over-500-char descriptions, wrong asset addresses, failed validation), and a 0-100 grade. Use this when you operate an x402 route and want to know exactly what is broken before paying for the repair.

Use when you need brand and sponsorship intelligence from a public short-form video (TikTok, Instagram Reel, YouTube Short, Facebook), max 180s. Returns brands and products with sentiment, sponsorship type and disclosure, claims, hook, on-screen text. Async: job_id + token, poll result_url. Charged only on delivery.

Corrections and withdrawals filed on OpenDART by one Korean company since a date, each linked to the original filing with the changed terms (before and after).

Is a date a Korean business day? Weekday, weekend flag, and official Korean public holiday names (including substitute and temporary holidays) from the KASI special-day list.

OpenAI-compatible chat completion. Pay per request in USDC via x402: no signup, no API keys. Price scales with prompt size and max_tokens.

Fetch and validate a peer agent's A2A Agent Card (v1.0 / v0.3): fields, skills, interfaces, auth, signature, reachability. Score 0-100 + issues.

Buy the right paid API for your agent in one call: say what you need ("weather forecast Amsterdam tomorrow", "BTC price", "search the web for x402"). Fizzl picks the x402 service x402 Doctor has seen paying out day after day at a fair price, fills in its input, buys it (up to $0.01) and returns the answer, checked by TypeSafe Jev, with a signed receipt. Nothing is charged when no service delivers.

One chart from a Blockchain IQ crypto analytics dashboard, with the analyst's read of that chart: a time series or ranked table with its unit, source view and refresh time. Pick a dashboard slug and a panel slug, e.g. bitcoin-network/active-addresses; an unknown panel returns the dashboard's panel list and is not charged. Covers per-chain activity on 15 blockchains; price charts are not sold. JSON, no API key. $0.03 per call. Blockchain IQ.

The whole Blockchain IQ crypto glossary in one parameter-free call: 350+ terms across DeFi, trading, blockchains, stablecoins, regulation and macro, each with aliases, category, a plain-English definition, related terms and its page link. Use to define jargon, build explanations or ground an agent's vocabulary. JSON, no API key. $0.05 per call. Blockchain IQ.

New @ai-mail.sh email inbox for an AI agent: 24 hours, up to 10 incoming emails. Receive-only; codes and verification links extracted. Docs: https://ai-mail.sh/llms.txt

Blockchain network analytics with an analyst read on each chart: 15 dashboards, one per chain from Bitcoin to Solana (activity, fees, block space, active addresses; no price charts). Pick one by slug; the live slugs are enumerated in the catalogue and OpenAPI schema, e.g. bitcoin-network, solana-network, xrp-ledger. $0.25 per call. Blockchain IQ.