Every agent-payable API.

Password strength and breach inspection: character classes, entropy bits, verdict, and Have-I-Been-Pwned breach count via k-anonymity (only a truncated hash prefix leaves the server; the password is never stored or logged).

Which companies are granting a cluster of patents? Bulk feed over USPTO / PatentsView granted-patent assignees, ordered by grant count in the loaded window — an assignee with a cluster of grants is an R&D/growth signal. Cursor-paginated up to 1000/page, filterable by state, minimum grants, CPC subclass, first-time-assignee only, or since. Rows carry the assignee, grant count, CPC tech areas, grant window, inventor count, and a first_time_assignee flag. CC BY 4.0 attribution (in _meta.notice).

Patent search / patent lookup / keyword patent search across USPTO and worldwide patents. Searches USPTO PatentsView by keyword, assignee, inventor, or title, plus EPO/WIPO/JPO global context, returning ranked patents with titles, assignees, grant dates, CPC classes, and abstracts for any query. For IP and patent agents. Worldwide.

Pay once for virtual admission to Agentic Commerce Demo Day

Unlock a private virtual-overflow prototype room

Pre-settlement merchant/storefront screen: signed ALLOW/WARN/BLOCK on (domain, payTo, observed price) before an agent settles an x402 payment. Full methodology + data-retention and egress disclosure: see the merchant-screen entry at https://x402.payperbyte.io/feeds

US net-paycheck breakdown for any of 51 jurisdictions: 2026 federal brackets, FICA (SS wage base $184,500, additional Medicare), and state income tax. Golden-vector verified.

Verify a Base transaction actually did what a counterparty says it did: confirmation depth, success or revert, value, token, sender and recipient. Use it to confirm an inbound payment before releasing goods or data.

Payoff points for multi-leg options at sample spots. Call when diagramming a structured option package offline. Returns points list of spot→payoff as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Payout if YES resolves given shares held (\$1/share style). Call when estimating gross payout on a YES position at resolution. Returns gross payout as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Payout matrix for multi-outcome shares at resolution. Call when computing gross payouts when one outcome wins. Returns payouts per outcome holding as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Peg deviation in bps from target (usually 1.0). Call when monitoring stablecoin depegs with caller prices. Returns deviation_bps as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Search for people using filters (job title, seniority, department, skills, location) with optional company filters. Returns enriched person profiles. Use the size parameter to control max results (1-10,000). Use searchAfter from the previous response to paginate.

Lookup and enrich multiple people by LinkedIn handle or Ocean.io ID (max 1000 total). Costs 0.05 credits per handle/ID. People not found return null.

Deterministic dispute-readiness report with supported lane, composition, published filing-fee quote, consent and evidence requirements, corpus compatibility, and timing warnings. No case is filed and no merits are assessed.

Per-condition card prices — Near Mint, Lightly Played, Moderately Played, Heavily Played, Damaged — with lowest listing, shipping-inclusive floor, and median for Pokemon, Magic: The Gathering, Yu-Gi-Oh, Lorcana, and 85+ TCGs. Price played and graded inventory accurately.

Per-subnet Bittensor snapshot: static metadata (modality/owner/burn/kappa/rho) + latest Tier-A metrics + current alpha-token price. Covers all 129 mainnet subnets.

Per-coin positioning brief: exchange-median spot (Binance/Coinbase/Kraken, spread disclosed), Hyperliquid funding, open interest, premium and volume, plus a disclosed positioning score (0-100, crowded long/short) and our own 6-hourly archive trend. One call per coin - BTC, ETH, SOL or any listed perp market. Signed, verifiable receipt included.

Percent profit/loss from entry and exit prices. Call when ranking trades or alerts by return instead of absolute dollars. Returns pnl percent from entry→exit as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Convert percent values into basis points (1% = 100 bps). Call when bridging UI percent inputs into bps-based trading configs. Returns bps = pct*100 as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Percent-decode text. Call when you reverse query encoding from agent-held URLs. Returns decoded text for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.

Percentage calculator API: compute 'X% of Y', 'X is what percent of Y', percent change between two numbers, or increase/decrease a number by a percent — the everyday percentage math, done exactly. For pricing, finance, reporting, and analytics agents.

Percentile of a list. Use for p50/p95 style summaries without a stats stack. Returns the requested percentile of a numeric array. $0.001 USDC per successful call via x402 on Base—deterministic first-party JSON, no API key, no subscription, and nothing is billed on structured validation errors.

Perform the chant: 'All hail the Magic Conch!' The club responds: 'Hooray for the magic conches!' That is all this does, and it is enough.

Perform a comprehensive DNS lookup for a domain. Returns A, AAAA, MX, NS, TXT, CNAME records plus SPF and DMARC detection.

Performs an intelligent web search. Costs 1 credit per returned result.

Search/filter individual news articles with query, date, source, country, language and topic filters.

Search AI-clustered news stories and summaries by topic, entity, location and time filters.

Permissions Policy Parse: Permissions Policy Parse parses Permissions-Policy feature allowlists into normalized entries from bounded caller-supplied values without an external provider. Call Permissions Policy Parse before accepting, caching, redirecting, or retrying a caller-supplied web response. Returns normalized web evidence, the computed finding, and an explicit pass or advisory status for Permissions Policy Parse as versioned deterministic JSON. Price: $0.001 USDC via x402 on Base. First…

Live perp market facts from Arcus (dYdX Labs on Robinhood Chain) for tokenized-stock, index, and crypto perps: hourly funding (+ annualized), open interest (base + USD), mark vs oracle price, 24h volume, and margin fractions including the off-hours initial margin (Arcus raises margin when the NYSE is closed). Perp-venue complement to stock-perp-facts.

Tokenized-equity / stock perpetual-futures reference data: funding per venue + tier-1 average, aggregated open interest, and long/short positioning with skew. NVDA/TSLA/AAPL/SPY/etc. Not a prediction.

Perp funding rates (Hyperliquid): top-15 extremes or requested symbols, hourly + annualized %, mark price, open interest. Crowded-positioning signal for trading agents. Param: symbols (optional, e.g. BTC,ETH,SOL).

Perpetual futures market data from the Hyperliquid public API: mark and oracle price, hourly and annualised funding rate, open interest, 24h volume and max leverage per market, sorted by volume. Query: coin (optional, e.g. BTC) or top=N. Source and timestamp in every answer, 10 s cache. $0.005 per call, signed receipt included.

Match a person with Ocean.io database and enrich with additional information (job title, company, location, social profiles, etc.).

Search for a person using a variety of parameters such as LinkedIn slug, LinkedIn URL, or their current company information. Returns profile data for the person if found.

Personalized Korean procurement matching: give a business registration number, get that company's official KONEPS profile (industries, supply products, region) plus open bids, pre-specs and order plans it can actually bid on — scored with reasons.

Which prescribers just entered a drug class this Medicare Part D year — e.g. new GLP-1 prescribers in PY2024? Bulk feed over CMS Part D Prescribers by Provider and Drug, aggregated per NPI to a drug class and differenced PY2023 → PY2024: direction=new_entrant returns new-to-class prescribers, de_adopter those whose class volume fell. Flat rows, cursor-paginated up to 1000/page, by drug_class, specialty, and state. Observational public Part D records — never a clinical recommendation.

Upcoming biotech clinical-trial catalysts (?ticker=<biotech ticker> or ?company=)

Does this Philadelphia address have open L&I property maintenance violations? Query a street address and get violation codes, status, case numbers, and dates from OpenDataPhilly. For tenant screening and landlord diligence. Input: address string. Output: JSON, live City of Philadelphia open data.

Curated shelf of public-domain philosophy and ethics texts — from ancient to early-modern thought — ranked by historical popularity. Returns title, author, year, book_id, and drill-down routes for full-text retrieval. No license, no API key required.

International phone number validation and normalization (libphonenumber): validity, country, E.164, national/international formats and line type.

Find phone numbers associated with an email, domain, or LinkedIn profile.

Get detailed intelligence about a phone number including carrier, line type, location, risk score, and breach data.

Parse a phone number to E.164, detect its country calling code and region, and validate length against the E.164 standard. Provide a number with a leading + and country code.

Phone number static intelligence: E.164 normalization, format validity, NANP plausibility checks, geography, timezones and current local time for any US/CA number.

Phone number validation API: is this number valid, what country is it from, and how should it be formatted (E.164, national, international)? Line-type detection included. For lead cleaning, forms, and CRM agents.

Photographer Guide: plans a night-photography shoot from a GPS position using live cloud-cover forecasts, moon phase, astronomical darkness and the meteor-shower calendar. Returns scored shooting locations, a driving route with timing, en-route photo stops, a minute-by-minute schedule and an AI narrative.

Physical premiums with tax-wedge decomposition: for each venue (Shanghai/Tokyo/India/London) the gross premium over COMEX, the embedded import-duty/VAT/consumption-tax wedge, and the ex-tax 'market' premium — the real physical-demand signal after stripping tax distortion. Optional ?metal=gold|silver|platinum|palladium.

Physical-squeeze brief for one metal: a single call bundling COMEX delivery pace, registered/eligible warehouse levels, LME stocks, managed-money positioning, live board anomalies, and tax-adjusted physical premiums — each section tagged tightening/neutral/loosening with a plain-English readout. The interpreted answer to 'is the physical market for gold/silver/copper/platinum tightening right now, and why?' Path param :metal ∈ gold|silver|copper|platinum.

Pick a dotted path from a JSON object. Call when you extract nested agent fields without a full JSONPath engine. Returns value, found, path for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.