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Showing the 21,000 endpoints that answered our last unpaid knock, most recently knocked first. The catalogue holds 79,624 listings in all: 20,287 charge, 770 answered without asking, 9,283 did not reach a working endpoint, and 49,284 we have never knocked on. Type something above to search all of them.
Measure audio loudness (EBU R 128 LUFS, true peak, loudness range). Two-pass EBU R 128 measurement of any audio or video file URL (up to 100 MB, 30 min): integrated LUFS, true peak, loudness range, and the gain needed for 11 named delivery targets.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
SignalPulse on-demand trade signal — pass any instrument (FX pair, metals/oil/indices CFD, crypto, or US equity) and a timeframe (1h/4h/1d/3d/1w/1m/3m) and get a full directional signal: live technicals (RSI/MACD/EMA/ATR), COT positioning, FRED macro, the on-chain/derivatives stack for crypto, news sentiment, and an executable entry/stop/target trade contract sized to the timeframe.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Does a website use GSAP? Fetches the page (homepage for a bare domain) and matches GSAP's fingerprints in the HTML and response headers, returning yes/no with the evidence snippet and the category (library). Technographics for sales, competitor research and migration planning, one technology per call. $0.01 per check.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Does a website use WordPress block editor? Fetches the page (homepage for a bare domain) and matches WordPress block editor's fingerprints in the HTML and response headers, returning yes/no with the evidence snippet and the category (page-builder). Technographics for sales, competitor research and migration planning, one technology per call. $0.01 per check.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Does a website use Highcharts? Fetches the page (homepage for a bare domain) and matches Highcharts's fingerprints in the HTML and response headers, returning yes/no with the evidence snippet and the category (library). Technographics for sales, competitor research and migration planning, one technology per call. $0.01 per check.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Polymarket cross-category scanner for AI trading agents. Scans open markets in one category (crypto, economics, geopolitics, politics, sports, esports, entertainment, weather, ai-tech) against CLOB microstructure, whale positioning, base rates, and category intelligence layers; returns ranked value opportunities with our probability vs the market price. Requires ?category=. Optional ?horizon=short|mid|long tunes which intelligence layers lead. Never charged for an empty scan.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
A signed, timestamped euro reference exchange rate from the European Central Bank, for any pair among the ~30 currencies it publishes. Returns the rate, the ECB reference date, the underlying euro base rates, a SHA-256 of the exact bytes returned, and an Ed25519 signature. Non-EUR pairs are crossed via EUR and that is stated in the response, because it is our calculation and not an ECB figure.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
A signed, timestamped read from Base mainnet: whether a transaction landed and in which block, an address's ETH and USDC balance, or the current block height and gas price. Use the tx query when you paid over x402, received settlement_pending, and need it resolved — the transaction is in a block with status 1, or it is not. Read through a commercial node, not the public RPC. Verify with soren.com/oracle-key.json
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Publicly verifiable randomness from the drand League of Entropy beacon, attested and timestamped. Use it for a fair draw between parties who do not trust each other: a distributed network emits one signed value every 30 seconds and no participant, Soren included, can choose or predict it. Soren refuses to attest a round that does not verify, and you can check the same round yourself at api.drand.sh.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Market scanner API — return the current live configured-universe quote and options scan snapshot when the scanner cache is ready.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
SML Sovereign Signal — 365-day anchor
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
SML Sovereign Signal — 741 structural alignment
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Tickers held in any 13F.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Supported central bank codes (FED, ECB, BOJ, etc.).
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Recent articles. With ticker: company news. Without: market news.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Decision-support dossier for transport corridor terrain screening using six disclosed measurements and a deterministic terrain-priority evidence score. It is screening evidence, not a permit, valuation or legal determination.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Fed measure of output from manufacturing, mining, and utilities as a percentage of capacity. Below 80% signals slack; above 85% signals potential inflation pressure. Use for industrial cycle analysis, capacity investment timing, and inflation risk assessment. Monthly frequency.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Federal Reserve index of real output from manufacturing, mining, and utilities. Covers roughly 15% of GDP but is highly cyclical and leads broader economic turns. Use for industrial recession detection and goods sector analysis. Monthly frequency.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
New orders placed with manufacturers for durable goods — items lasting 3+ years. Leading indicator of business investment and industrial activity. Volatile month-to-month due to aircraft orders; ex-transportation version smoother. Monthly frequency with full derived metrics.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Call this before paying an x402 endpoint: Binary verdict (REAL/EMERGING/FARM/DEAD) with repeat-usage ratio and demand trend from daily catalog sweep
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Aggregate x402 Bazaar statistics: listings, payers, calls and estimated API volume. Use for market sizing
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Use when a topic, goal, problem or question needs a quick set of ideas that are already ranked: 3-5 ideas each scored 1-10 on three criteria that fit the kind of brainstorm (business: market size, ease to start, profit potential; problem: impact, feasibility, cost), an overall score, optional sub-ideas under the top 3 (depth=2), and a link to an interactive bubble map of the result. Errors: 400 bad_input, 502 model unavailable. Failed calls are not charged.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Actionable BTC signal from our own live trading engine, with a position plan and exit reference. Call for a directional decision
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Returns a full-page PNG screenshot of a URL, captured in a real rendered browser (JavaScript executed). The response body is the image, not JSON. Cached for 24 hours per URL; X-Cached and X-Fetched-At response headers report cache status and fetch time.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
AI crawler monetization check for a domain: per-crawler robots.txt rules for 18 named AI crawlers and whether access is already sold through TollBit, RSL, x402 or a 402 response. Verdict: unmonetized-crawler-magnet, already-monetized, blocked-not-monetized or low-appeal. A revenue figure appears only when the caller supplies a rate and volume.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
AI crawler traffic analysis from real server logs (up to 20,000 lines): hits by crawler and operator, with reverse-DNS checks that flag IPs claiming a crawler User-Agent that do not belong to that operator. Optional revenue band from a rate the caller supplies.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Create a watchlist bound to the paying wallet (no account). Pass organizations (comma list, max 5), sector, country, actor, vendor, keywords. Returns watch_id for /watch/pull.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Deactivate a watchlist owned by the paying wallet.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Pull a watchlist (same wallet that created it). Returns only records ingested since the last pull scored by requirement match, preparation verdict per target with transitions, and alerts.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
x402 payment test and ping: one call with no required parameters returns server time (ISO 8601 and Unix ms), a request id, the seller payTo, chain id and an echo of your optional text, only after a real settlement. Use this when an agent needs to prove its payment flow works, measure round-trip latency or run a cheap scheduled canary against a live seller. No upstream, no model inference; paid round trip 1 to 2 s. Free sample at /api/x402-ping/sample.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Passive HTTPS security-header check for one public domain with normalized HSTS/CSP/frame/content-type/referrer/permissions/cross-origin/cache headers, present/missing breakdown, weighted hardening score and grade.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Query live Polymarket prediction markets — question, outcomes, live prices, bestBid/bestAsk/spread, volume24hr/volume1wk, oneDayPriceChange, clobTokenIds, conditionId, category tags, liquidity, end date. Ranked by volume24hr; filter by keyword.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Use when you need airport delays, FAA ground stops or the airport status of a US airport right now, such as departure delays or closures. Do not use for the status of a flight number, airports outside the US or historical delays. Returns JSON with current US airport delays from the FAA: ground stops, ground delay programs with average and maximum delay, arrival and departure delays and closures, for all airports or one for 0.007 USDC per call. Typical response time 1500 ms (p95). Category: Data.
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.
Use when you need company research, due diligence or a quick analysis of a business from its website domain and optional ticker. Do not use for private financials, credit scores, people search or businesses without a website. Returns JSON with a company research dossier in one call: domain registration and DNS, email and website security, latest news and, with a ticker, SEC financials, priced below the separate calls for 0.03 USDC per call. Typical response time 8000 ms (p95). Category: Data.
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.
Use when you need crypto news or crypto market news headlines about a token or the market from recent articles. Do not use for prices, full article text, social media posts or news older than 72 hours. Returns JSON with the latest crypto news headlines from the last 72 hours (title, link, source, time, tone, people and organizations) about bitcoin, ethereum and blockchain news, from the GDELT news graph for 0.005 USDC per call. Typical response time 1500 ms (p95). Category: Search.
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.
Chicago building violations address check: open DOB code cases for a street address. Property due diligence agent for Chicago Illinois housing compliance open data. GET ?address= → recent building violations with codes, status, inspector comments (JSON). Tenant screening, landlord diligence, lending. Note: citywide rental-license registry is not a single open feed.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Denver short term rental license check: is this property licensed for STR? Property due diligence agent for Denver Colorado housing compliance open data. GET ?address= → short-term rental license number, status, parcel, expiration. Live Colorado/Denver JSON. Host compliance, HOA/property manager, agent workflows.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Does this Gainesville, Florida address have open code enforcement cases? Query a street address and get case numbers, types, status, and parcel from city open data. For landlord diligence and agent workflows. Input: address string. Output: JSON, live City of Gainesville open data.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Solana token price: live USD price of any SPL token or memecoin by symbol or mint, incl. pump.fun tokens, read onchain from Orca, Raydium CLMM, PumpSwap and pump.fun bonding curves (no third-party API). Pass token (SOL, JUP, BONK, WIF... or mint). Returns price, supply, FDV, pools with depth, spread, confidence, slot. 0.002 USDC/call; failed calls are free.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Web search API (SERP) with page text: like a search API key, pay per call. Pass q, optional n (1-10, default 5). Returns ranked results with title, url, domain, snippet, publish date and up to 1500 chars of cleaned main text from each page, fetched live, so agents can answer without opening links. Fresh results for news, docs, products, local businesses, definitions. 0.01 USDC/call; failed calls are free.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Current TVL (total value locked) of a specific DeFi protocol, source DefiLlama. Parameter: ?protocol=<slug> (default: aave).
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Current TVL (total value locked) of an entire blockchain (all protocols combined) — chain-wide TVL, source DefiLlama. Parameter: ?chain=<slug> (e.g. base, ethereum, arbitrum, solana).
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Best DeFi yields (APY) across lending/liquidity pools, highest first, source DefiLlama. Optional parameters: ?chain=<slug> (e.g. base), ?min_tvl=<usd> (minimum pool TVL), ?limit=<n> (default 20, max 100).
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Is this token safe to buy? Solana token safety check and token risk score for agents: call before buying, swapping or recommending an unfamiliar token. Risk score 0-100, low/medium/high verdict and plain reasons: mint/freeze authority, liquidity, top holders, dev sold %, snipers, bundles, live sell test, creator rug history. Solana (pump.fun) by default; Base, BNB, Ethereum, Arbitrum via chain=. RugRadar heuristic, may be wrong; not financial advice. 0.01 USDC/call; failed…
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Current crude oil price in USD per barrel — WTI or Brent spot price from the U.S. Energy Information Administration (EIA). Reflects the latest official daily figure, not live or real-time trading data; lags the market by several business days.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Wildfire risk report by street address or lat/lon. USFS Wildfire Risk to Communities values for the point (annual burn probability, risk to structures, exposure type, flame length, hazard potential class) plus the state-designated hazard zone where one exists: California Fire Hazard Severity Zones (SRA and LRA) and Utah High Risk WUI.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
This seller's own recent USDC settlement history on Base mainnet — every payment received, with transaction hash, payer address, amount, and block number. Use it to confirm whether a specific payment settled, or to audit real payment volume; verifiable on any Base block explorer. Bounded to a recent rolling window (default 24h, max 72h) to keep responses fast. Optional 'address' param filters to one payer wallet.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Driving route between two US points, cross-checked against live hazards along the way: distance and duration, plus any active NIFC wildfires within a corridor of the route and any National Weather Service alerts in force along it. Returns the fires and alerts actually near the path, with distances, rather than a route and a separate hazard lookup.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
Day's biggest gainers and losers screened from the entire market, live from Yahoo Finance. Each mover includes ticker, company name, current price, intraday change amount and %, and volume — the market context every trader needs. Not ticker-specific. Supports optional limit per list (default 10, max 25). $0.01/call.
The price is the seller’s own listing. it demanded payment when we knocked, on 2026-10-22.
US Treasury yield curve in one call: 1mo/3mo/6mo/1yr/2yr/5yr/10yr/30yr yields, the 10y-2y and 10y-3mo spreads, and a boolean inversion flag on each -- a classic recession/risk-off signal every macro trader watches. Live from FRED's daily constant-maturity Treasury series. Not ticker-specific. $0.01/call.
The price is the seller’s own listing. it demanded payment when 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.