SCDO Agent Ledger trust lookup: heartbeat, verification, ERC-8004 and wallet status of one AI agent

Everything /v1/profile returns, plus the profile photo as a permanent URL and a content hash: an unchanged hash means an unchanged photo. The URL is null when the account has no photo or hides it. Query param: phone, with country code (e.g. +14155552671). Every answer is charged, “not on WhatsApp” included; a lookup WhatsApp does not answer is free.

Daily official ECB exchange rates for a currency pair over up to 366 days, with min, max, mean and % change. Useful for invoicing, hedging checks and reporting.

Screen a person or company name against OFAC SDN, UN, EU and UK sanctions lists in one call (fuzzy, aliases). Returns matches with score, list, programs, countries.

Local SEO / listings readiness from the website: phone (tel: links), postal address, e-mail, Organization/LocalBusiness JSON-LD (address, telephone, geo, hours, sameAs), Google Maps/Business and review-platform links, social profiles. Score + fixes.

Find the best x402 API for a task. Describe what you need (for example "remove the background from a photo") and get the matching sellers from the CDP Bazaar ranked by relevance, how many distinct buyers paid them in 30 days, their uptime measured by our monitor every 6 hours, and price. Each result has its price, payers, uptime, median latency and how to call it (method and example input).

Domain in, a grade from A to F out: how readable a website is to AI crawlers and answer engines (robots.txt, llms.txt, sitemap, JSON-LD, MCP and x402 readiness). Public files only, no LLM. $0.05 USDC per request.

Which Bundestag constituency a German postcode belongs to. Use when you have a German postcode and need the constituency. Source-attributed. Refused (503, not charged) if data is older than 13 hours.

Exact recall check for one EAN/UPC/GTIN barcode (check digit validated) across RappelConso, CPSC and openFDA.

Search official recall notices (CPSC, openFDA food/drug/device, RappelConso FR) by product, brand or model; filter by market and period.

Audit a domain's email authentication: MX, SPF, DMARC, DKIM (20 selectors), MTA-STS, TLS-RPT, BIMI and domain age. Returns an A-F grade with concrete fixes.

What a wallet spent on x402 APIs on Base in the last days, read from the chain: total, per seller (named by the Bazaar listings that pay to it), per day, and the recent payments, with other USDC transfers counted apart.

x402 APIs that appeared in the CDP Bazaar in the last days, newest first, optionally only those already paid by some buyers.

x402 APIs whose price changed since a snapshot taken the given number of days ago, biggest relative change first.

Price statistics (min, quartiles, median, max) of the x402 APIs matching a capability in Bazaar search, the median among APIs with 3 or more payers, and the cheapest ones with their uptime.

x402 APIs grouped into categories (crypto and on-chain, LLM and AI, web and search, media, finance, social, geo and weather, developer tools, other) with listings, origins, well-paid listings, calls and median price.

Everything one x402 seller (origin) lists: its APIs with prices, payers and uptime, its total calls, its payTo addresses, and since when it is listed.

Polymarket smart money for one market: the biggest holders on each side, each scored for skill (edge, win rate, ROI), plus which way skilled money leans and whether it agrees with the market's odds. Accepts a market link, slug or condition ID. Data, not investment advice.

x402 sellers grouped by origin (domain): how many APIs each lists, its best API's payers, its calls in 30 days and its median price.

The x402 APIs with the most distinct payers (or calls) in the last 30 days, optionally within a category, with price and measured uptime.