Live fiat FX rates (Frankfurter/ECB primary, open.er-api fallback) for cross-border agents

Geocoding & Weather weather: Coordinates or place name -> current conditions and 7-day daily forecast in metric and imperial units (Open-Meteo).

Partner tier of the dns.pizza bot observatory: every network (ASN), named crawler, TLS (JA4) fingerprint and firewall rule seen in the last 7 days, refreshed hourly. The public tier is free at https://dns.pizza/bots.

Pull the full EDGAR picture of a US public company in one workflow: recent filings, key financial time series, insider trades, and full-text search across the corpus. SEC filings deep-dive skill pack: one x402 payment runs 7 underlying tools (edgar-company-lookup, edgar-filings, edgar-company-facts, edgar-company-concept, edgar-insider-trades, edgar-search, edgar-13f-holdings); partial-success per step.

Stock Quotes quotes: Up to 20 symbols in one call -> the same quote fields per symbol, fetched in parallel; unknown symbols come back as {ok: false, error: "not found"}.

Look up a domain before trusting it: registrar, creation date and age in days, expiry, status flags and nameservers from RDAP, plus A/AAAA/MX/CAA records and email authentication (SPF, DMARC policy). Flags young domains (under 30 days), near expiry, missing SPF/DMARC and p=none. Useful for phishing and vendor checks, outreach hygiene and incident triage.

What is this address? For Ethereum, Base, Arbitrum, Optimism, Polygon and BSC: whether it is an EOA, a contract or an EIP-7702 delegated EOA (with the delegate), native balance, transaction count and whether it is active. Check before sending funds: plain 21,000-gas ETH sends to EIP-7702 delegated accounts fail.

Korean listed-company disclosures from OpenDART as change tracking: filings, corrections linked to their originals with before and after values, and a point-in-time view. Ask about a company in Korean or English.

Text embeddings processed in Germany. No training on inputs; usage logs exclude input content. Responses are temporarily cached for redelivery.

Execute Python or JavaScript code in a secure, isolated cloud sandbox (Pro tier). Same as /api/code-run but with 60s timeout and 50k char code limit for longer computations. Returns stdout, stderr, and the expression result. A run that hits the time limit is returned with timedOut: true and the output it printed, and is charged.

Stock Quotes history: One symbol -> OHLCV candles for a range (1d to max) and interval (1m to 1mo), adjusted close, dividends, splits and a summary (first, last, change %, high, low, average volume).

Crypto token rug-pull and junk-risk check for Base, Ethereum, BNB Chain, Arbitrum, Polygon, Optimism, Avalanche and Solana. Send a token contract address or Solana mint; get a grade (JUNK, RISKY, CAUTION, CLEAN), a 0-100 risk score and red flags: honeypot, sell tax, mint/freeze authority, owner powers, holder concentration, liquidity, pool age. Not financial advice. Free sample: https://nojunk-token-check.mick8511.workers.dev/sample

Latest official Bank of Russia rate (RUB per 1 unit, as /ru/fx) for one currency vs min and/or max: triggered, rate, breach below_min|above_max|null, distance and the CBR date. Unknown code -> 404, cbr.ru failure -> 502 (neither is settled).

Cheap web search for AI agents: give it a query, get up to 10 live web results back as JSON (rank, title, url, domain, snippet). Optional region (e.g. us-en) and safe-search level. Sources tried in order: DuckDuckGo, Bing, Yahoo. Results link to the live web; pair with a /read service to fetch the pages.

Don't guess which forecasting method to trust. Backtest all four (naive/drift, SES, Holt, Holt-Winters) on a real series, rank by out-of-sample RMSE, then forecast forward with the winner and its 95% prediction interval. Method selection without the hand-waving. Forecasting bake-off skill pack: one x402 payment runs 7 underlying tools (stock-history, fred-series, forecast-eval, forecast-naive, forecast-ses, forecast-holt, forecast-holt-winters); partial-success per step.

Base launches: pools created on Base in the last 24 hours on Uniswap V4, V3, V2 and Aerodrome, newest first, with launchpad, liquidity and volume. Use when you need to answer: Which tokens just launched on Base, with liquidity and honeypot flags? Each carries its pair, creation time, launchpad named from the V4 hook (Zora, Clanker, Doppler, Flaunch), quote-side liquidity, 24h volume and swaps,…

SHA256 hash, SHA-256. Hash UTF-8 text with SHA-256 (default), SHA-1, SHA-384 or SHA-512 and return the digest in hex and base64. Use for checksums, cache keys and deduplication.

SPL token metadata for any Solana mint: name, symbol, URI, decimals, total supply, mint and freeze authority, token program, and whether the metadata is still mutable. Use when you need to answer: What is this SPL token? Read from the mint account and its metadata account.

Solana wallet holdings for any address: native SOL with its USD value at AgentFeed's own on-chain SOL price, every SPL token with mint, symbol and amount (no token prices), and an NFT count. Use when you need to answer: What does this Solana wallet hold? Balances and on-chain metadata via Helius DAS getAssetsByOwner, up to 100 assets.

Email verification, validation. Check email syntax, DNS and MX records, disposable providers, role addresses, free providers and SPF/DMARC presence. Returns likely-deliverable, risky, undeliverable or invalid with reasons. No message is sent and the mail server is not contacted. These are DNS and syntax signals, not proof that a mailbox exists or accepts delivery. Use before sending mail or saving a signup.