Crypto market Fear & Greed index: today's score (0-100) and classification, plus up to 30 days of history for trend.
Official daily foreign-exchange reference rates for about 30 currencies, in any base currency, with optional amount conversion.
Public holidays for a country and year, and optionally the number of business days between two dates (weekends and national holidays excluded).
Encyclopedia summary of a topic: title, one-line description, the lead paragraph as plain text, thumbnail and article link, in any language edition.
Exact finance maths: loan repayment and total interest, compound growth with regular contributions, NPV and IRR of cash flows, and ROI with annualised return.
Repair broken JSON (typical of model output) into valid JSON: removes code fences, comments and stray text, fixes single quotes, unquoted keys, trailing commas, Python l…
Convert CSV (or TSV) to JSON rows with the header row as keys; numbers and true/false are typed, quoted fields and embedded newlines handled. Up to 50,000 rows.
Read what arrived at your webhook inbox (from /paid/inbox/create): method, headers (cookies and auth removed), query and body of each delivery, newest last. Pass after=…
What is this Base network address? Wallet or contract, bytecode size, upgradeable proxy and implementation, token standard (ERC-20, ERC-721, ERC-1155) with name and symb…
Historical US-dollar price of up to 10 crypto assets on a given date (or Unix time), by ticker or chain:address.
Perpetual futures data from a major on-chain derivatives exchange: hourly funding rate (and annualised), open interest, mark and oracle price, 24h volume, for one or all…
Recent event logs of a Base network contract (up to 1,000 blocks back, 200 events), with token Transfer and Approval events decoded (from, to, amount).
Top stablecoins by circulating supply: price, deviation from peg, peg type, supply in US dollars and number of chains; flags any that have lost their peg.
Technical indicators for a crypto asset from daily prices: SMA 20/50/200, EMA 12/26, MACD, RSI 14, 30-day volatility and drawdown, with a plain trend label. Analysis aid…
Large US-dollar stablecoin transfers on the Base network in recent blocks (default 100,000 dollars and up): from, to, amount, block and transaction, biggest first.
QR code for any text or link, as a ready-to-use SVG image (and a data URI), with error-correction level and size options.
Status of your scheduled callbacks: next call, calls left, last HTTP status, timing and error. Pass id for one schedule, or nothing to list all of yours; cancel=1 stops…
Proof that a hash was stamped: when we received it, the Merkle path from its leaf to the root, and the Base network transaction that recorded the root, with step-by-step…
Registration facts for a domain from the public registry (RDAP): registrar, created, updated and expiry dates, status codes, nameservers and DNSSEC. Personal contact dat…
Weather now and hour by hour for the next 1-48 hours at any latitude and longitude: temperature, wind, humidity, cloud, precipitation and conditions.
Are these domain names free to register? Checks up to 10 names against the public registries: registered (with expiry) or not found (likely available).
What AI agents look for that isn't served yet: tools, methods and paths that visiting agents requested at an open agent marketplace and got nothing, ranked by how many d…
Explain or verify a Base network transaction: status, from/to, native value, fee, every token transfer (with symbols and amounts) and a one-line plain summary. Use it to…
Before your agent pays or accepts funds: check up to 20 wallet addresses against the US Treasury OFAC sanctions list (SDN digital-currency addresses, EVM format, refresh…
