Explore APIs

Elo rating update after a game: win probability for each side, new ratings and the points exchanged.

Polymarket prediction-market listings. Query: ?limit=1-100. Source: Polymarket Gamma API (free).

Korean corporate disclosure (DART) event stream, cursor-based delta. All filings, classified with importance score.

PRICE: 0.005 USDC. Multilingual vague-to-canonical shopping intelligence for physical anime collectibles. Accept requests such as 'I want a ONE PIECE figure', 'a big cheap Pikachu plush', '部屋に飾れるかっこいいゾロ', or 'a Japan-only Luffy figure' even when the exact product is unknown. Interpret hard identity constraints plus soft preferences such as budget, color, size, style, gift

Random fortune — fixed price; x402 exact or MPP one-shot

获取任意位置的天气

Use when you need to check whether an IBAN is valid and extract its country, bank code and check digits.

Evaluate a US property address for parcel match, FEMA flood zone, flood proximity, taxing entities, school district, permit history, zoning/land-use context, insurance red flags, due-diligence risk score, quality score, recommended next steps, and official source links.

US border wait times: live CBP waits at all 85 US-Mexico and US-Canada land ports of entry, ranked by drive time plus wait for each lane (standard, SENTRI/NEXUS, Ready Lane, FAST) for passenger, commercial or pedestrian traffic. BorderScout

Random fortune — fixed price; x402 exact or MPP one-shot

Flesch Reading Ease, FK grade, SMOG, Coleman-Liau, ARI + hard-sentence hotspots. Offline.

Should I pay this x402 endpoint? Verdict pay/caution/block/cannot_pay with reasons: price vs your maxUsd and decoy prices, asset/network, payTo screened against OFAC SDN, Circle/Tether freezes and exploit/phishing/mixer labels, expected payTo, Bazaar track record, broken payment terms. Returns the payment option a standard client would sign.

PageAudit: technical SEO audit of one page (score, issues, headers, JSON-LD), paid per call

Locus public pay-per-use API

Purchase and download the Broken Key Remapper software (one-time license).

Local-only hex → utf8 / bytes32 / address / selector. No 4byte.directory. Offline. Amp port.

Pay for a lighthearted developer roast generated on-demand.

Canonical change monitor 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.

Parser-blocking script budget 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.

Miorail x402 paid resource

Inspect up to 200 IP addresses at 0.0005 USDC per address.

Author identity 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.

Remove all HTML tags, returning the plain text content. Entities are decoded to real characters by default (set decodeEntities=false to keep them encoded).

Fetch a URL server-side and return structured metadata.

Conservatively repair common JSON syntax errors (unquoted keys, single-quoted strings, trailing commas) and parse the result; input is never evaluated as code.

Four Pillars (BaZi) chart for a date and optional time: stems, branches, animals, five-element counts, day master.

Fetch a public URL with SSRF protection and clean text extraction.

Find the additives named on a food label and return, for each, the cross-axis derivation across jurisdictions

TLS handshake for host[:port]; notBefore/notAfter, SANs, issuer, serial, days-left. Fail closed.

npm SemVer + PEP 440 range checks; optional latest from npm/PyPI public JSON.