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Showing the 21,135 endpoints that answered our last unpaid knock, most recently knocked first. The catalogue holds 79,624 listings in all: 20,414 charge, 780 answered without asking, 9,306 did not reach a working endpoint, and 49,124 we have never knocked on. Type something above to search all of them.
The weekly CFTC Commitments of Traders positioning across major futures markets in one call: for each market the open interest, non-commercial (large speculator) net position and weekly change, and commercial (hedger) net position. Covers equity indices, gold/silver, crude/natural gas, major FX, the 10-year note, and bitcoin. No ticker needed. Sourced from the US CFTC. From x402stock
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Market-wide dividend calendar (no ticker needed). Per row: ticker, ex-dividend / record / pay / declaration dates, cash amount per share, currency, type, payments-per-year `frequency` + `frequency_label` (quarterly, monthly, weekly, one-time), and computed `annualized_amount`. Upcoming payments first. Filter `?from=`/`?to=` on ex-date, `?ticker=`, `?frequency=`, `?order=`, `?limit=`.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Use when an agent must check a dependency before installing or upgrading: is this exact package version vulnerable? Input: package, ecosystem (npm, PyPI, Go, Maven, crates.io, NuGet, RubyGems, Packagist...), version. Output: JSON vulnerable yes/no, counts by severity, advisories (GHSA/CVE id, summary, severity, CVSS, CWE, fixed versions, links). Data: OSV.dev. Example: ?package=lodash&ecosystem=npm&version=4.17.15
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Which employers sponsor work visas or green cards? Search DOL OFLC disclosure data by employer name, state, program (LCA/H-1B vs PERM), case status, fiscal year, or SOC occupation code. Returns per-employer filing counts (total, LCA, PERM, certified, denied) — the shortlist behind 'who sponsors H-1B for this role?'
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
How big is the FMCSA carrier dataset right now? Headline aggregates: total and active registered carriers, how many have a SaferGrade score and the grade distribution, carriers with inspection/crash history, and the current national driver/vehicle out-of-service baseline rates.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Get detailed information for a specific airport by its code
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Get weather observations (METAR) for a specific airport
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Real estate data for any US address: FEMA flood and 17 other hazard risk ratings with expected annual loss, median home value, rent, income, ownership and vacancy (Census), price trend (FHFA), fair market rents (HUD), nearby public schools (NCES), walkability (EPA) and Superfund sites nearby, plus tract, county, ZIP and districts, all from federal sources in one call. Input: address, or lat and lng.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
SEC filings / company fundamentals: revenue, net income, diluted EPS, operating income, assets, liabilities, equity, cash and shares outstanding by quarter and year (10-K, 10-Q) as the company reported them to the SEC, from EDGAR's official XBRL API at call time. Name any other XBRL line item; restatements resolve to the latest filing. Input: symbol (US ticker) or cik; optional concepts, periods, forms.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Everything relevant to deciding whether to exit a charter's branches right now, bundled into one call.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Everything relevant to deciding whether to buy into a new charter right now, bundled into one call.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
How big is the FirmStanding employer entity graph right now? Headline aggregates: resolved employer entities and how many appear in 2+ federal sources, states covered, record links by source system (whd, osha, echo, oflc, fmcsa, leie, sam_exclusions), and raw records on file per dataset.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Base on-chain read: a transaction by its hash. Base eth_getTransactionByHash. Takes hash (transaction hash, 0x + 64 hex) and returns that Base transaction as the node returns it: from, to, value, gas, gas price, input, nonce, block number and transaction index, or null if the node does not know the hash.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Base on-chain read: a contract's event logs, filtered by topic and block range. Event logs on Base: takes address (contract, 0x + 40 hex), optional topic0 (event signature hash, 0x + 64 hex) and optional blocks (last N blocks, 1-100, default 10), and returns the matching eth_getLogs entries.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Check this CA: Ethereum mainnet ERC-20 verdict of a token contract address. Not financial advice. Returns: an AI-written token verdict on one token contract: grade (BASED/MID/COOKED/RADIOACTIVE, a stated rule over the contract's own state), a one-liner and a roast, and the facts read: code size, name, symbol, decimals, supply, owner(), proxy slots; plus the deepest Uniswap V3 pool's USD price and depth. No holders, no safety or legitimacy call.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Convert cooking and liquid volume units: milliliters, liters, cubic meters, US gallons, quarts, pints, cups, fluid ounces, tablespoons and teaspoons. Use this when an agent needs to liters, gallons, cups, milliliters.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. The current epoch's regime (expansion or contraction), signal, policy multiplier, net ETH flow and STANDARD issuance, plus time to epoch close. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Per-target pricing change events -- whether the latest scraped snapshot differs from the previous one, with fetch times and content hashes for both. No outbound network on purchase; read from the local feed database populated by the scraper on a 6-hour cadence.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Durable asynchronous GPU-job submission. Settlement means the job was accepted and a job_id was returned; it does not mean the eventual PINN result converged or passed validation.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Mean first-order surface gradient across the analysis grid. The service evaluates the bounded polygon supplied by the caller and returns standardized units across all 30 covered countries.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Economic data / macro indicators for any country, live: GDP, growth, GDP per capita, inflation (CPI), unemployment, population, interest rates, exchange rate, debt, trade, FDI or any World Bank indicator code. Annual for 200+ economies from the World Bank; monthly EU inflation and unemployment from Eurostat. Returns the series, latest and previous values, the change and the source's update stamp. Input: indicator, country; optional last, frequency.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Bilinear surface elevation from Copernicus DEM GLO-30. The service evaluates the bounded polygon supplied by the caller and returns standardized units across all 30 covered countries.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Bilinear surface elevation from Copernicus DEM GLO-30. The service evaluates a 60 metre local analysis grid around one coordinate and returns standardized units across all 30 covered countries.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Count business days (Mon–Fri) between two dates, with weekend and holiday breakdown. Provide a country code and real public holidays (via Nager.Date) are excluded too. Use this when an agent needs to working days between dates, optionally minus public holidays.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Parse natural-language date and time expressions — "in two weeks", "next friday at 3pm", "dec 25th" — into exact ISO 8601 dates. Deterministic parsing (no LLM guessing); relative expressions resolve against a reference moment you control. Use this when an agent needs to "next friday 3pm" → exact ISO dates.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Native balance plus the balance of every token you list, on one chain, in a single paid call - each with symbol and decimals already applied. One request instead of one per token. Via eth_getBalance + eth_call.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Next transaction nonce for any address, and whether the address is a contract. What an agent needs before signing a transaction. Via eth_getTransactionCount.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Who owns a given ERC721 token id, plus its tokenURI and collection name in the same call. Answers is this NFT still theirs without an indexer or an API key. Via eth_call (ownerOf).
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Live multi-day forecast and currently active weather alerts (severe thunderstorm, flood, winter storm, etc.) for a single latitude/longitude point, from the U.S. National Weather Service's own public API (api.weather.gov). Coverage is limited to the United States, its territories, and adjacent coastal/marine zones -- api.weather.gov has no data for points outside that area.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Read recent large ERC-20 transfers directly from Base, Ethereum, or Arbitrum by scanning Transfer logs over the most recent blocks and filtering by a minimum token amount. Defaults to USDC on Base. Public RPC providers cap the scan window, so this covers the most recent blocks rather than a long history, and it does not label exchange wallets.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Find current official business-registration leads from Chicago and San Francisco open-data APIs. Results include source-dataset and source-record links; this product does not claim private emails or buyer intent.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Fetch and filter current remote job listings from Remote OK with source and apply links.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Evaluates order-book bid depth and estimated price slippage for stablecoin and token swaps across Base, Ethereum, and Solana.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Returns a random trivia question with multiple-choice answers, optionally filtered by difficulty.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Use when an agent needs x402 facilitator health. Returns Live health probe of the two most-used x402 facilitators: supported kinds, schemes and networks from one, reachability with HTTP status and latency from the other (the one this service settles through on Base and Solana). $0.003.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Use when an agent needs x402 receipt lookup. Returns Fetch a previously issued settlement-verify receipt by verification_id: returns the stored on-chain verification result (payer, payee, amount, status, confirmations at verification time) with its creation timestamp. $0.002.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Convert kilometres to centimetres for length. SI/international definitions; IEEE-754 numeric precision. This is a specialised route of the length converter, not a separate data provider.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Fetches one public web page and returns its main article text, cleaned of menus, ads and footers (Mozilla Readability), plus title, author, publish and update dates, site name, language, image and canonical URL from the publisher's own data. Honours robots.txt. Use it to read a link before summarising or quoting it. Charged only when text comes back; blocked, missing or non-HTML pages are free.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Explain a transaction in plain English (Base, Arc): the function, every token moved, gas in USD. What did this transaction do? Pass ?chain=base|arc&tx=0x... and get one plain sentence plus the parts: who called which function (named from a table of common ones), every token and NFT that moved and between whom, native value, success or failure, and the gas paid in ETH and dollars on Base (ETH priced from the Uniswap v3 pool on chain) or in USDC on Arc, including native USDC that only appears as…
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
x402 validator: will Coinbase Bazaar list your x402 endpoint, and can a client pay it? Why will Coinbase not list your x402 endpoint, and can a standard client pay it? Pass ?url= (and &method=POST for a POST route). We read its 402 as a client does, check what Coinbase's facilitator and Bazaar enforce (accepts[0] network, the $0.001 minimum, descriptions over 500 characters, a bazaar schema that must describe info, query numbers typed as strings, routeTemplate, exposed headers), and ask…
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
ERC20 allowance on Ethereum, Base, Arc or BNB Chain: how much a spender may move from an owner, raw and in token units, and whether the approval is effectively unlimited. Pass ?token=&owner=&spender=&chain=
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Compute earliest/latest starts and finishes and slack on a declared DAG of at most 48 tasks. Rejects cycles and unknown dependencies. Reports peak overlap of declared unit resource claims at the earliest schedule; does not optimize a resource-constrained schedule or verify physical resources.
The price is the seller’s own listing. it answered us without asking for payment, once, on the day we knocked, on 2026-10-22.
Compare declared HTTP contract request/response byte ceilings with caller limits, including total declared response bytes. Values are declarations, not real traffic or measured costs. Offline typed nonpersonal metadata only. Result retention: 24 hours; minimal receipt metadata: 90 days.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Compare up to 32 requested uses with an explicit machine-readable license policy for reading, internal use, redistribution, resale or training. Unknown policies remain undetermined. Does not interpret legal prose, verify ownership, grant rights or provide a legal-compliance verdict. New modular adapter: retained result recovery for 24 hours, minimal receipt metadata for 90 days. Existing live route unchanged.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Generate a user-facing changelog from git commits. Groups by type, writes human-readable descriptions. Supports Keep a Changelog, semantic, and bullet formats.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Analyze a job posting. Extracts title, skills, salary range, remote policy, benefits, red flags, culture signals. Accepts URL or text.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Look up Canadian company data from Corporations Canada. Accepts corporation number or fuzzy company name.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Freelancer Contract Review - Scans freelancer contracts for unfair intellectual property clauses, flags high-risk terms, and provides redlined replacement wording and short negotiation lines.
The price is the seller’s own listing. it answered us without asking for payment, once, on the day we knocked, on 2026-10-22.
The description and the price are the SELLER’S, copied from their listing and not checked by us. The badge is OURS and is one unpaid handshake: “answered unpaid” means it answered us once without asking for payment, which is not a standing offer, and an unpriced listing is unpriced rather than free.
Knocking goes to the knock page, which reads the terms live before anything is signed. A listing can be out of date in both directions, which is the reason to knock rather than to read a row.