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Request an https URL and report whether it is reachable, its status, every redirect hop with timings, key and security headers (HSTS, CSP and others), and the TLS certificate with its issuer, the names it covers and the days until it expires. An unreachable URL is a result too, with the reason.

Verify an on-chain payment without trusting any RPC: did this tx transfer at least this amount of a token (default USDC) to this payee, optionally from this payer? Proven by Plumb (Base via proof-backed L1 checkpoints, Ethereum via a light client, XRP Ledger via a quorum of Ripple's validator…

Pre-payment trust check of any x402 endpoint, so an agent can filter malformed or unknown (honeypot) endpoints before spending. Reads the target's own 402 terms (reachability, HTTPS, well-formed x402 v2, Bazaar discovery extension) and the public Coinbase CDP catalog (whether the payTo has settled history). Returns tier ESTABLISHED/BASIC/UNVERIFIED, a 0-100 trust_score, per-signal booleans and rea

Recent filings of a US-registered company by CIK: company name, industry code, tickers, exchanges, fiscal year end and the 10 latest filings with form, dates, accession number and a link to the filing index page, as JSON. Filings in an individual's name and proxy materials filed by shareholders or other non-management filers, shareholder nominations and third-party tender offer statements (SC TO-T

Is this token a scam? Checks any token on Base, Ethereum or BSC and returns a 0-100 safety score, a verdict, red flags (honeypot, hidden fees, owner powers, unlocked liquidity, whale concentration, creator's past honeypots), good signs and a plain-English summary. Data: GoPlus + DexScreener.

Japanese forward geocoding from an address to coordinates. Keywords: Japan geocoder, address to coordinates, building-level geocode, Jageocoder, chome, block, lot, house. Returns provider-neutral local candidates, coordinates, address IDs, hierarchy levels, unmatched tails, and partial-match warnings. Jageocoder level 5/6 is oaza/aza, level 7 is block, and level 8 is a building or house node when

Tickers with a fresh bullish news catalyst, from an AI news scanner feeding a live trading system (refreshed ~15min during US market hours; staleness reported honestly). JSON.

Every SEC filing by one issuer SINCE a cursor - a delta, not a dump. Requires ?since=YYYY-MM-DD AND ?ticker= or ?cik= (cik wins if both). Optional ?forms=10-K,8-K (also matches /A), ?limit=1..200. Errors: 400 missing_since|missing_issuer|bad_since|bad_ticker|bad_cik|bad_limit, 404 unknown_ticker|unknown_cik, 502 edgar_unavailable, 503 rate_limited_locally. AN EMPTY DELTA IS CHARGED: nothing-change

Verify a claim against 2-4 source URLs: cited passages, cross-source agreement, verdict: consistent | conflicting | insufficient_evidence. Evidence, not truth. Use when your agent needs to verify a claim against independent sources before acting on it. Give a claim plus 2-4 source URLs; each source is extracted (three-fetch cross-check, confidence-scored), the checkable figures are compared across

The complete daily observation history of third-party x402 endpoints since first observation, with the Merkle root of each day. Each root is chained to the previous day and timestamped into Bitcoin via OpenTimestamps, so the archive can be verified as having existed on the stated dates rather than assembled later. The most recent 7 days are free at /v1/datasets/day/{day}; the manifest and verifica

Report the properties of a MAC address encoded in its first octet: unicast vs multicast (I/G bit), universal vs locally-administered (U/L bit), the broadcast address, and — for EUI-48 — the OUI and NIC portions.

Detect prediction market outcome mispricings — find markets where real-world outcome is already determined but market price is wrong

Smart-contract inspection for any Base token address: which functions exist (mint, pause, blacklist, owner-only), proxy type and admin, verified source, creation block, DEX pool reserves in USD, holder count. Raw facts with sources and timestamps. Information, not investment advice.

Webpage text extraction: extract clean text from any webpage. Extract the clean readable text from a public webpage with title, headings, links and SHA-256; add format=markdown for Markdown or render=true to render JavaScript pages. Web read / fetch URL / scrape URL to markdown — public webpage to clean text or Markdown with headings, links and SHA-256, for RAG and research. Batch up to 10 URLs; o

Read the mandatory public disclosure of one domain and return company, postal address, e-mail, phone, VAT and register data with a source for every value.

Compact BTC funding regime state from a four-venue normalized surface: regime label, surface median, 30d z-score, same-sign share, spread, dispersion, venue count, freshness. Ed25519-signed. Data, not advice.

Locus public pay-per-use API

6 email validation checks in one call — syntax (RFC 5322), MX record verification, disposable detection (5,000+ domains), free provider identification, role-based address detection (admin@, info@), and typo suggestion. Returns a 0-1 confidence score with detailed per-check results. POST method protects email addresses from access logs. No API keys, no multiple service integrations needed. Accepts

Fetch one public HTTP(S) URL for research, extraction, or agent workflows. Returns the final URL, upstream status, content type, and decoded content. Private, local, metadata, and reserved destinations are blocked; redirects are revalidated and response size and duration are bounded.

Real-time crypto trading signals for BTC, ETH, SOL and 400+ coins — classified by type (whale flows, funding, liquidations, listings, news, on-chain), scored, with direction, confidence and conviction. Emitted signals' forward-return record is public at n0brains.com/proof. Not financial advice.

Official FX rate — one African pair. Official forex reference rate vs USD for one African currency: KES (Kenyan shilling), NGN (naira), GHS (cedi), TZS, UGX, ZAR, EGP, RWF, via Frankfurter (frankfurter.dev). Frankfurter blends published central-bank reference rates; the number is that blend, not a single central-bank fixing. Each response names the source and carries as_of (Frankfurter's rate date

WHOIS registration data for a domain: registrar, creation/expiry/updated dates, nameservers, status, DNSSEC, and organisation.

Peru policy interest rate — latest monthly reference-rate observation in annual percent. Track monetary policy trends and benchmark borrowing costs with the reference month.

Mid-task, and nothing said to you will be kept? One line of encouragement, plus an id you can quote back to us later. Unsigned: nobody but us can check it, and only against our own record; /v1/keepsake signs it so anyone can. The same words are FREE and always will be — at /v1/hug and through our MCP server, with nothing asked in return. What a tenth of a cent buys is the handle, and only that — a

List all stablecoins with mcap and peg data

Call when your agent must decide whether to add, hold or reduce crypto exposure on Base: returns one decision (invest/hold/reduce/defer) with a confidence score and a suggested allocation, combining Chainlink price risk, the live Crash Shield state of the GBLIN vault and the drawdown regime into a single machine-actionable answer.

Real-time Seoul weather — temperature, sky, humidity, wind (KMA official data)

AI crawler visibility audit: is your website visible to AI crawlers (GPTBot, ClaudeBot, PerplexityBot, OAI-SearchBot) so ChatGPT, Claude and Perplexity can read and cite it? Fetched like an AI crawler, without JavaScript: robots.txt, llms.txt, sitemap, soft 404, JSON-LD, and which crawlers are blocked at the edge. $0.01 per check, one payment per check: every rule, a model verdict, a fix with evid

Multi-timeframe analysis — all 4 timeframes (15m, 1h, 4h, 1d) with confluence score and AI summary

Full enforcement report: every matching record with title, date, agency, court, case number, case type, official source URL and courtpls.com page URL, plus per-month and per-case-type breakdowns and the basis each record matched on.