opendata402.com
Current space weather from NOAA's Space Weather Prediction Center: the R (radio blackout), S (solar radiation) and G (geomagnetic storm) scales now and forecast for the next days, the latest planetary Kp index and the most recent alerts and warnings. Use it for GPS/GNSS, HF radio, satellite, drone, aviation and power-grid risk checks, or aurora chances.
$0.001000 USDC
opendata402.com
Norwegian company register (Brønnøysund Enhetsregisteret): by organisation number or name. Returns name, legal form, business and postal address, industry codes (NACE), employees, founding and registration dates, VAT registration, share capital, bankruptcy and liquidation flags, website. Sole proprietorships (ENK) are left out because their name is a person's name. Use it for KYC and supplier checks. NLOD 2.0.
$0.001000 USDC
opendata402.com
Validate an IBAN: country, expected length, ISO 13616 mod-97 check digits, and the bank code part for common countries (NL, BE, DE, FR, GB, ES, IT, AT, CH, LU), plus the electronic and printed formats. Use it before sending a payment or storing bank details. Pure computation: the IBAN is not stored or forwarded, and no account existence check is made.
$0.001000 USDC
opendata402.com
Sunrise, sunset, solar noon, day length and the sun's elevation at noon for any latitude, longitude and date, computed with the NOAA solar algorithm (accurate to about a minute; times in UTC; polar day and night handled). Use it for solar panel and lighting schedules, photography, outdoor work planning and daylight-dependent automations.
$0.001000 USDC
opendata402.com
Latest SEC EDGAR filings of a US-listed company by ticker or CIK: form type (10-K, 10-Q, 8-K, S-1, DEF 14A, …), filing and report date, accession number and a direct link to the document. Optional filter on form type. Insider forms (3, 4, 5, 144) are left out. Use it to find annual and quarterly reports and material events. SEC data, US public domain.
$0.001000 USDC
opendata402.com
Weekly average consumer prices of petrol (Euro-Super 95), diesel, heating oil and LPG in every EU member state and the EU average, with and without taxes, from the European Commission's Weekly Oil Bulletin, up to 52 weeks back. Use it for fuel cost comparisons between countries and price trends. European Commission, reuse with acknowledgement (CC BY 4.0).
$0.001000 USDC
opendata402.com
Daily US Treasury par yield curve rates from the US Department of the Treasury: 1-month to 30-year yields for the latest business days of the current month. Use it for interest rate context, discounting, bond and macro analysis. US public domain.
$0.001000 USDC
opendata402.com
The most-read Wikipedia articles of a given day for a language edition (e.g. en, de, nl, fr, es, ja): rank, article title and views, with technical pages filtered out. A daily signal of what people worldwide are paying attention to. Use it for trend detection, news context and content planning. Defaults to yesterday (UTC).
$0.001000 USDC
pyd.fi
Live Pro Yield vault state on HyperEVM: share price, total assets, live on-chain caps (TVL cap, per-user cap, deposits paused), and — when an address is supplied — that wallet's position value and wallet USDC. Use when an agent needs to check vault health or a position before depositing.
$0.01 USDC
opendata402.com
Live fuel prices at every filling station in France (prix-carburants, updated about every 10 minutes): diesel (gazole), SP95, SP98, E10, E85 and LPG per station, by postcode or city, with address, coordinates, update time and shortages. Sort by price for one fuel. Use it for route planning and price comparison. French Ministry of Economy, Licence Ouverte 2.0.
$0.001000 USDC
opendata402.com
Official VAT rates of an EU member state from the European Commission's Taxes in Europe Database (TEDB): standard rate and every reduced, super-reduced, zero or exempt rate with its category (foodstuffs, books, accommodation, …) and national legal reference, on a given date. Use it for invoicing and e-commerce tax logic. Not a legal reference. European Commission, CC BY 4.0.
$0.001000 USDC
opendata402.com
Legal Entity Identifier (LEI) lookup from GLEIF, the global LEI system: by LEI code or by legal name (optional country). Returns legal name, status, legal form, legal and headquarters address, registration authority and renewal date. Use it for KYC, counterparty checks and entity matching. GLEIF data, CC0.
$0.001000 USDC
verify.sarnai.dev
Free during launch. Independent verification of AI agent output before you pay: an invoice or deliverable against your JSON Schema and rules. Pass/fail, % passed, fix hints, signed attestation and receipt. $0.02 USDC after, no signup, x402 v2.
$0.02 USDC
opendata402.com
Live fuel prices at every filling station in Spain (Ministry for the Ecological Transition, updated every 30 minutes): diesel, petrol 95/98, LPG, CNG, renewable diesel and AdBlue per station, by province (INE code 01-52) and optional town, with brand, address, coordinates and opening hours. Sort by price for one fuel. Spanish government open data, reuse with source and update date.
$0.001000 USDC
opendata402.com
Key facts about any thing, place, person or company from Wikidata, by name or Q-id: label, description, Wikidata id and the most useful properties (type, country, location, population, coordinates, inception, birth/death dates, occupation, website, headquarters, industry, revenue, employees, ticker). Use it for entity lookup, enrichment and disambiguation. CC0.
$0.001000 USDC
astro-agent.dev
Vimshottari dashas: Vimshottari maha/antar/pratyantar periods with exact dates, birth balance, and the running periods.
0.10 tokens
sweetai.tiamatcrypto.com
Sybil forensics for one ERC-8004 AI agent: reviewer concentration, ghost reviewers, burst detection. Use to check if an agent's reputation is real
$0.01 USDC
astro-agent.dev
Kundli (Vedic birth chart): Sidereal D1 + D9: lagna, 9 grahas with rashi, nakshatra, pada, house, dignity, combustion, bhavas.
0.15 tokens
websearch.use.x402atlas.com
Bulk web search — run up to 5 search queries in one paid call and get ranked results per query (title, URL, snippet, relevance score) as clean JSON. Same news, finance, date-range, country and domain filters as single web search, applied to every query. One payment instead of five for research fan-out, multi-query RAG retrieval and agent planning.
$0.04 USDC
dns.use.x402atlas.com
Bulk WHOIS lookup: registrar, creation/expiry dates, status and nameservers for up to 10 domains in a single batch call, parsed into structured JSON. One payment per batch — for domain portfolio audits, expiry monitoring and brand-protection checks.
$0.04 USDC