Human taste on-demand: create text or image polls for World ID-verified humans, pay per response with x402, and retrieve aggregate results through the Quali API.

ChainQuery Bitcoin Intelligence: independent Bitcoin-native on-chain data over x402, no API key. 90- and 365-day rolling coin-velocity time series derived from CDD and supply.

Alephant provides x402-ready Agent Finance Gateway endpoints for production AI agents, workflows, skills, APIs.

Beyond your prompt and beyond this wall, the same world you only ever read about. The push of the wind, the kiss of the sun. The premise of a body.

ChainQuery Bitcoin Intelligence: independent Bitcoin-native on-chain data over x402, no API key. Top 100 addresses by balance from the weekly UTXO-set snapshot, with labels.

Consumer product recalls. A normalized multi-agency recall feed spanning FDA, CPSC, and NHTSA — product, reason, company, classification, and severity.

Batch wallet snapshots for multiple Base addresses in one paid call, all anchored to a single block: native and ERC-20 balances, account flags, and derived metrics per address. Efficient multi-wallet portfolio and balances lookup for AI agents.

Batch x402 endpoint reliability: factual delivery measurements (uptime, valid-402 rate, latency, last status) for an agent's whole tool list of x402 endpoints in one paid call. Sweep every endpoint you depend on before relying on them. Facts only — not an endorsement or rating.

FDA recalls and adverse events. Drug, device, and food recall and adverse-event records from openFDA with classification, recalling firm, and reason.

On-chain intelligence — whale transfers trending tokens DeFi TVL on Base and Ethereum

On-chain intelligence — whale transfers trending tokens DeFi TVL on Base and Ethereum

Deterministic email and contact data quality scorer. Returns validity, deliverability score, risk level, normalized form, classifications, and per-rule diagnostics. Pure function, no network calls.

Trending crypto coins. The coins most searched on CoinGecko right now, with rank, price, and market-cap rank.

On-chain intelligence — whale transfers trending tokens DeFi TVL on Base and Ethereum

Academic and scientific paper search API. Search research papers and scholarly literature across arXiv, PubMed, OpenAlex, Crossref, and Semantic Scholar in one call, deduplicated into a ranked result set — title, authors, year, venue, abstract, citation count, DOI, and direct PDF link. Query by keyword or restrict to a single source (arxiv search, pubmed search, crossref, openalex, semantic scholar); filter by year range; sort by relevance, recency, or citations. Keyless.

Real-time earthquake feed. Recent seismic events from USGS with magnitude, location, depth, and tsunami flag, filterable by magnitude, time, and radius.

Stablecoin supply data. Circulating supply of stablecoins across chains via DefiLlama — peg mechanism, peg currency, and per-chain breakdown.

DeFi TVL and protocol data. Total-value-locked for DeFi protocols and chains via DefiLlama — TVL, category, chains, and change.

Live, time-stamped feed of which brands and product categories are being checked for AI-search visibility right now (US/EU markets), with trending brands and categories. Real usage data, not synthetic.

Keyless fact-grounding: search Wikipedia for any topic and get the matching article titles with extract snippets and canonical URLs — the cheap knowledge read agents make to ground answers and reduce hallucination. Free upstream (Wikimedia API).