🆕 A B20 with a METADATA_ROLE holder can call updateName/updateSymbol — change its own identity after launch (an impersonation / bait-and-switch vector ERC-20 has no protocol equivalent for). Reads whether the metadata is mutable (role holder exists) AND whether it has ALREADY been renamed on-chain (NameUpdated/SymbolUpdated history). Trust the address, not the label.

Technical inspection of a URL: status, redirects, time to first byte and total time, bytes, compression, content type, cache policy, server, CDN, cookies set, security headers present and all response headers.

Social media profiles of a company or project from its website (X/Twitter, LinkedIn, Instagram, Facebook, YouTube, TikTok, GitHub, Telegram, Discord...) plus its contact page. Enrich leads and verify projects.

Randomness for agents: flip coins, roll dice, draw numbers in a range, pick from a list or shuffle it. Cryptographically secure by default; with verifiable=true it is derived from the latest public NIST Randomness Beacon pulse and your seed, so anyone can verify the result.

Translate or adapt text of up to 6,000 characters into natural Spanish as spoken in Argentina and the Rio de la Plata (voseo), keeping names, numbers, links and formatting. Use this when an agent needs Spanish copy for Argentine or Uruguayan users, such as support replies, product listings, notifications or marketing, instead of neutral or European Spanish. Optional tone: formal, neutral or casual. Any input language; JSON output. Free sample at /api/translate-es/sample.

US stock market clock (NYSE/Nasdaq): open, closed, pre-market or after-hours now (or at a given time), holiday reason, early closes, next open/close and upcoming holidays. Key for 24/7 tokenized stocks.

US labor market: unemployment rate, nonfarm payrolls with monthly job change, and average hourly earnings with annual growth. US Bureau of Labor Statistics, public domain.

Total US public debt outstanding to the penny (held by the public and intragovernmental), with its change over 30 days and one year and the average daily increase. Official US Treasury Fiscal Data.

Randomness for agents: flip coins, roll dice, draw numbers in a range, pick from a list or shuffle it. Cryptographically secure by default; with verificable=true it is derived from the latest finalized Ethereum block hash and your seed, so anyone can verify the result.

Validate a 5-field cron expression (ranges, steps, names, @daily aliases), explain it in plain English and list its next run times in any time zone, DST-aware.

Standard and reduced VAT rates of any EU member state, and an invoice breakdown (net, VAT, gross) from a net or VAT-inclusive amount, flagging rates that are not in force there.

Year-on-year change in actual rents for housing (HICP component) for any European country, the EU or the euro area; without a country, a ranking. Official Eurostat data.

Table Summary: Only the Figures in the Table — Describes a table you were given (pasted Markdown, CSV, TSV or spreadsheet cells) in a short paragraph that uses only figures the table itself prints. Every number is copied as written with its unit, currency and qualifier. Nothing is added up, averaged, rounded, turned into a percent or a ratio, or extended into a trend, a cause or a forecast. A blank or n/a cell is reported as not given, never as zero. A total the table prints is quoted, not chec…

Find local businesses by city and category. Returns name, phone, address and verified website status (live/broken/none, https, last-checked date). 0.05 USDC per query.

Business-idea generator: N random collisions of real elements (asset type x asset x pain x channel x revenue model) as raw creative material. Deterministic by seed. ?n=100&seed=42&topic=trust. Boost-start your creative business thinking.

Japan social insurance premiums: monthly remuneration to grade + health/care/pension/employment premiums from the official Kyokai-Kenpo FY2026 grade table, all 47 prefectures, official rounding. $0.01/call.

Detect the language of a text without AI (55 languages, statistical langdetect model) with probability and alternatives. Fast and cheap for routing messages or choosing a translation.

Invoice field verification for AI agents: arithmetic consistency of invoice fields, line-item totals, JP registration number check-digit + corporate-number existence observation (official NTA registry), accounting JSON. $0.015/call.

Search US listed companies registered with the SEC by name or ticker: ticker, official name, CIK and exchange (Nasdaq, NYSE...). Get the right ticker before asking for filings or fundamentals.

All links on a page classified as internal or external, with anchor text, nofollow/sponsored, new-tab flags and the most linked external domains. For SEO, crawling and audits.