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Reviewed zoning Q&A for one published municipality, optionally narrowed by topic or scanned for a district mention. Coverage: 64 municipalities in 6 states. Returns questions, answers, related districts, citations, pack_version, and last_reviewed_at. Positioning: Records tell you what's on file; ZoningVerdict tells you what the ordinance actually says, independently verified, with the citation. Responses include source citations and last-reviewed dates. Price: $0.01/call.

Cheapest Grocery Basket find

Returns price observations, historical medians, and buy/wait recommendations. Requires x402 payment or validated payment header.

The European Central Bank's daily reference rate between two currencies, for the latest working day or a historical date.

Cryptographic hash of a text string - sha256 (default), sha512, sha1 or md5 - returned as hex and base64. Use it for content fingerprints, integrity checks and deterministic ids; pure computation, instant.

Today's Brazil Commodity Briefing, in English, synthesized daily by AI from official Brazilian public data: crop weather and frost risk, fire/drought, export flows, hydro levels, FX and market headlines — condensed into what changed and what to watch for coffee (KC), sugar (SB), soybeans (ZS), corn (ZC), OJ, cotton and cattle, with per-commodity bullish/bearish flags. Free sample, no payment: https://api.brazilayer.com/v1/commodities/amostra

What token is this? Read a Base token's name, symbol, decimals and total supply in one cheap typed call, with block-level freshness and explicit limitations. Identity is shared across agents for 7 days while total supply is re-read on every call beyond the block window the answer was quoted for. Positive-sum by design: $0.03 cold, $0.02 when the token identity is already shared, $0.01 on a shared full answer — and the wallet that seeded it earns a share of every reuse.

List the merchants behind the catalog. Filter by name or domain search, by country, or by product count, and page through the results.

Parse a Guatemalan FEL electronic invoice (DTE) XML into a consistent JSON object: document type, issue date, currency, issuer (NIT/name), receiver, grand total, tax phrases and the SAT authorization number when present.

Verify a UK company by its Companies House number (e.g. 00445790) or by name against the official UK register (Companies House). Returns the company profile: registered name, company status (active/dissolved/liquidation/…), company type, incorporation date, jurisdiction, registered office address and SIC activity codes. Does not include officers or persons with significant control (personal data). Data under the Open Government Licence v3.0 (Crown copyright).

Verify a Legal Entity Identifier (LEI) against GLEIF: confirms whether the LEI exists and returns its registration status, entity status, legal name and jurisdiction as published by GLEIF. Global counterparty (KYB) anchor.

Verify a US SEC-registered entity via EDGAR by CIK or ticker: confirms it exists and returns name, CIK, SIC industry, entity type, state of incorporation, tickers/exchanges and recent filings (including the latest 10-K and 10-Q dates). Public SEC data.

Validate a Guatemalan FEL electronic invoice (DTE) XML against the official SAT XML schema (GT_Documento). Returns whether it is schema-valid and the schema errors if not. Structural/schema validation only.

South African NCA loan agreement verification (Reg 42 Verify): Independent lawfulness check of a South African credit agreement's interest rate against the National Credit Act (NCA) Regulation 42 maximum rate caps, the statutory interest rate cap that replaced the old usury limits: the maximum rate is fixed at the repo rate on the date the agreement was concluded.

Transaction fund-flow tracing with ML-powered anomaly detection across 8 live chains (Bitcoin, Ethereum, Polygon, Base, Arbitrum, Optimism, Avalanche, Solana; BNB Smart Chain on Enterprise rollout). Returns multi-hop graph, counterparties, and risk classification.

Previous trading day OHLC bar

Company / ticker reference data

Full detail for one patent application (USPTO)

Look up a book by ISBN (10 or 13 digit): title, subtitle, authors, publishers, publish date, page count, subjects, and cover image. Validates the ISBN check digit first (rejecting typos unpaid) and returns both ISBN forms. Data from Open Library; attributed in every response. POST a JSON body like: {"isbn":"9780140328721"}

Get a full job listing by its Coresignal numeric ID. Use IDs returned by the 'Base Jobs Search (Filter)' or Preview endpoints. Returns job title, full description, company name, location, employment type, posting date, and application URL.

View the roadmap

ChainQuery Bitcoin Intelligence: independent Bitcoin-native on-chain data over x402, no API key. Per-address balance, received/spent flows, quantum exposure, and best-effort labels/tags.

chainquery Bitcoin RPC: pay-per-call Bitcoin Core over x402, no API key. Whether given outputs are being spent by any mempool transaction, from chainquery's independent full node. Bitcoin Core gettxspendingprevout.

chainquery Bitcoin RPC: pay-per-call Bitcoin Core over x402, no API key. Verify a merkle proof that a transaction is included in a block, via chainquery's independent full node. Bitcoin Core verifytxoutproof.