Loading
Showing the 23,466 endpoints that answered our last unpaid knock, most recently knocked first. The catalogue holds 90,752 listings in all: 22,644 charge, 882 answered without asking, 10,135 did not reach a working endpoint, and 57,091 we have never knocked on. Type something above to search all of them.
One merged call instead of two: latest-version metadata from the official npm registry plus last-week download count from api.npmjs.org (both live). Query: ?pkg=react (scoped names like @scope/name accepted). Returns version, license, deps_count + dependency names, engines, weekly_downloads. No personal maintainer data. 1h cache.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Independent read-only Base mainnet USDC transaction receipt evidence for digital treasuries, DAO payment systems, automated accounts-payable, business settlement, enterprise payment agents and recurring invoice processors. Compare up to eight exact transaction hashes against buyer-declared recipient, sender, minimum amount, age and confirmations, detect duplicate invoice mapping and mismatched transfers, and return source-derived hashed evidence. No private keys, signing, fund recovery, card rai
Unpriced in the listing, which is not the same as free. it answered us without asking for payment, once, on the day we knocked, on 2026-10-24.
Official DPE energy certificates for existing French dwellings from the ADEME dpe03existant dataset (Licence Ouverte 2.0, anonymised). Returns energy class A-G, GHG class, primary-energy consumption kWh/m2/yr, floor area, construction period. Query: ?postal_code=75011 or ?address=48 rue de Montreuil Paris, optional &size=10 (max 50). Spots F/G rental-ban units for real-estate due diligence. Cached 24h.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, cryptocurrency legal status by country, stablecoin regulation and capital controls, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 195 countries, 58 fields, verified sources. Example: /api/v1/country/JP/vat
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, cryptocurrency legal status by country, stablecoin regulation and capital controls, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 195 countries, 58 fields, verified sources. Example: /api/v1/country/JP/vat
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Structured extraction: JSON for a schema of up to 20 fields (string, number, boolean, date, string[]), with null for anything the document does not state, never an invented value. Use when you need to answer: What are these fields on this page or PDF, as JSON?
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
ETH spot price in USD, read on-chain from the two deepest WETH/USDC Uniswap V3 pools, on Ethereum and on Base. Use when you need to answer: What is ETH worth? Returns their median plus each pool's own price, so a caller can see the spread between chains. Computed from chain state; no exchange feed.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, cryptocurrency legal status by country, stablecoin regulation and capital controls, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 195 countries, 58 fields, verified sources. Example: /api/v1/country/JP/vat
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
EXIT LIQUIDITY on seized collateral: what a liquidator ACTUALLY realises selling a Kamino reserve into live routing, versus the oracle price the protocol marks it at. Use when you need to answer: What can this seized collateral actually be sold for, at size? Returns max_exitable_usd (largest clip whose liquidator margin is still positive, found by bisection, with its resolution width), the…
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Open prediction markets from Polymarket and Kalshi in one call: question, outcome probabilities, 24 h volume, liquidity, closing time and link, sorted by volume, with an optional keyword filter. Query: ?q=election&limit=10&sources=polymarket,kalshi
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Base58-decode a Bitcoin/Solana string to raw bytes, returned as hex and base64. Rejects invalid symbols.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Weather forecast for any coordinates worldwide: current conditions plus a condensed hourly forecast (temperature, wind, humidity, precipitation, condition codes) and a will-it-rain summary. Official MET Norway model data (the institute behind yr.no) — commercial use permitted, attribution included. $0.002 per call.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Turn an address into coordinates: BAN for France (INSEE code, score), OpenStreetMap elsewhere. Address to coordinates: for France the official BAN registry (house number, street, postcode, city, INSEE code, match score), elsewhere OpenStreetMap Nominatim. Query: ?q=8 rue de la Paix Paris&country=fr&limit=1
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Convert an XML document into an equivalent JSON object. Parse XML feeds, SOAP responses and config into JSON.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Point-to-point directions between 2 and 10 stops by car, bike or on foot: total and per-leg distance and travel time, snapped stops, route geometry as GeoJSON or polyline Point-to-point directions between 2 and 10 stops by car, bike or on foot: total an…
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Prüft am Objekt bild den Befund ausgelieferten Inhaltstyp.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Prüft am Objekt video den Befund technische Indexierbarkeit.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
HowTo entity repair plan fetches current public evidence from the supplied target and evaluates the documented criterion. It returns the observation, threshold, verdict, exact evidence source, limitations and a mode-specific action. The check is passive: no login attempt, payload injection, exploit, purchase, form submission or load test is performed.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
HowTo entity audit fetches current public evidence from the supplied target and evaluates the documented criterion. It returns the observation, threshold, verdict, exact evidence source, limitations and a mode-specific action. The check is passive: no login attempt, payload injection, exploit, purchase, form submission or load test is performed.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Author provenance audit fetches current public evidence from the supplied target and evaluates the documented criterion. It returns the observation, threshold, verdict, exact evidence source, limitations and a mode-specific action. The check is passive: no login attempt, payload injection, exploit, purchase, form submission or load test is performed.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Prüft am Objekt video den Befund HTTP-Status der Sitemap.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Do the claimed backtest numbers follow from the trades? Send a TradingView "List of trades" CSV or a JSON trade list with the claimed metrics; get net profit, win rate, profit factor, drawdown and per-trade P&L recomputed, each claim marked MATCH or MISMATCH, and findings such as cost-free backtests. Deterministic, no market data. POST /v1/reconcile.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Read-only JSON-RPC access to the Avalanche C-Chain, served by the Pocket Network decentralised supplier set. Pay per request in USDC; no account, no API key.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Read-only JSON-RPC access to Arbitrum One, the Nitro optimistic rollup on Ethereum, served by the Pocket Network decentralised supplier set. Pay per request in USDC; no account, no API key.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
App Store iPhone app metadata from Apple's public iTunes Lookup API by App Store id: name, seller, version, price, average rating and rating count, genre and release info. iPhone and universal apps. Ratings are Apple's counts for the chosen country.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
First and last seen activity (blockTime) plus estimated account age in days, from the deepest signature page available. Useful for trust/age checks.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Large-holder activity: concentration and recent significant transfers.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
List podcast topics. Returns the top-level topics covered across all podcasts, sorted by the number of podcasts covering each topic.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Active Polymarket prediction markets matching search words, or one market by slug: the question, each outcome with its price as an implied probability, volume, liquidity, end date and link. Closed markets are left out. Source: Polymarket Gamma API. Information only, not financial advice.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
MAX tier (bigger runs than the $0.01 version: 15 companies). LinkedIn company data from URLs, names or domains: description, website, industry, size, employees, HQ, founded, specialties, followers, locations, similar companies and recent posts with likes and comments. No login, no personal profiles. Result caps in the input schema; failed lookups are not charged.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Prüft am Objekt cookie den Befund Kennzeichnung als Pflichtfeld.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Xynaptic Flight Airport Brief — any airport worldwide by name or IATA code: country, IATA/ICAO codes, coordinates, elevation, runway count, served airlines hint. Open data (Wikidata). GET ?q=Jakarta or ?q=CGK.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Prediction-market odds API — return one sourced odds line or no_market for a caller question after canonical x402 settlement; deferred settlement, 4xx validation failures never settle.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
List every permissionless builder-deployed perp DEX on Hyperliquid (HIP-3). Each lists synthetic, oracle-priced 24/7 perp markets — US equities, commodities (gold, oil, copper), FX, and global index perps — that Hyperliquid's core perps and US-only stock feeds don't carry. Returns each DEX's id, name, deployer, and market count. Then read a DEX's markets at /api/v1/hip3/{dex}. From x402stock
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Bulk is dns hosted by network solutions: up to 20 domains in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for agents that hold a list. $0.10 per batch.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Tech compensation for one company and job family from Levels.fyi's public salary page (e.g. google + software-engineer): total-comp, base, stock and bonus percentiles (p10-p90) with sample size, and the average package per level (L3, L4 ...) with typical years of experience. United States figures in USD as published; reflects user-reported data.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Rerank up to 100 documents by relevance to a query (BGE reranker). Returns indices and scores, best first. Drop-in step for RAG and search pipelines. Also callable as GET with the same fields as query parameters.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Deep crypto address risk: the sanctions / scam screen plus the chain's own trail. Bitcoin: 2-hop transaction trace with exposure to flagged addresses. Solana: wallet age, activity and new-token trading record. Base: who it pays and is paid by in USDC, 2 hops. One risk verdict with the reasons.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Fees earned by a protocol, daily and cumulative.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Analyze a public GitHub repository. Returns tech stack, documentation quality, activity level, bus factor, maintenance health score. Uses GitHub API + AI analysis.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Before buying or selling a product in the EU: Safety Gate alerts (barcode or brand+words), GPSR manufacturer / EU responsible person on the page, seller sanctions (OFAC/UN/EU/UK) and price at the ECB rate, with a ready/review/block decision.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Estonian company annual accounts: key figures from the e-Business Register open data (RIK, CC BY 4.0, refreshed monthly). Query: /v1/eu/entreprise/EE/10003666/comptes. EVERY published year since 2019 in one call: balance sheet (assets, equity, liabilities), revenue, employee expense, depreciation, operating and net profit, average FTE headcount, in EUR as published. Statutory and consolidated kept apart. Null = not published, never zero. Sole proprietorship (FIE): 404, not billed.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Daily history of one opportunity's APY, TVL and scores.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Polish company registry EVENTS from the official KRS daily bulletin (Ministry of Justice) — company monitoring for Poland. Query: /v1/eu/entreprise/PL/0000006865/evenements (KRS number). Liquidation, bankruptcy, restructuring, mergers, suspension/resumption, dissolution, tax arrears, enforcement, accounts filings, name/seat/capital changes, strike-off — each typed from a CLOSED list, dated, traced to its section, in a gap-free window. GDPR by design: no officer, no PESEL, no register free text.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Blockchair chain statistics for one blockchain (bitcoin, ethereum, litecoin, dogecoin, bitcoin-cash, dash, zcash, groestlcoin): block and transaction counts, mempool size and fees, 24-hour hashrate and volume, and the market price in USD as Blockchair reports it.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
DDG agent-payable service request
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
BMM needs a showable buyer journey that packages flagship agents into a clear demo story with proof and next steps.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Cross-asset conversion at live USD spot rates (Coinbase): amount X = ? Y — rate + result in one call
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
CiteGate robots policy — training-vs-answer AI crawler split table for any domain plus a ready-to-paste robots.txt snippet, $0.01 per accepted call
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
Latvian company legal events from the official Uzņēmumu reģistrs open data (CC0, daily photo): liquidations and terminations (incl. by court or VID), mergers, acquisitions, divisions and transformations with the other company's number, VID suspensions, securing measures with the registering institution. Closed-list types plus source code and wording; a known company with no event gets aucun_evenement: true. Legal persons only: IK, sole traders and unrecognised forms get 404, not billed.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-24.
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.