Hyperliquid whales: the open perp positions of the largest Hyperliquid accounts aggregated per coin: net long or short USD, account counts, size-weighted entries, notional-weighted distance to liquidation, notional within 10% of liquidation and uPnL. Use when you need to answer: How are the biggest Hyperliquid traders positioned, and where are their liquidations? With coin=BTC: whale liquidation…

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. On the paid retry send the payment together with header x-api-key: lsk_... or Authorization: Bearer lsk_.... A payment without a live key is not charged. Read key, no browser: POST https://api.loyalspark.online/x402-gateway/register-agent. HTTP 402 is $0.01 USDC on Base. Pay it and do not send an API key. You receive lsk_ once, scope read only: list your programs, rewards, balances, and analytics. That key cannot mint, deploy a program, create rewards, or trade. A new wallet gets a 45-day Pro trial (5 agents, 10,000 calls/month), then Free (1 agent, 200 calls/month, 1,000 tokens minted/month, 1.25% mint fee) unless that wallet pays. The $0.01 is the call price, not a subscription. No free seat returns 403 before any charge. Write scopes (mint, create_program, manage_rewards, trade) use the same plan: dashboard https://loyalspark.online/merchant → AI Agents, or free SIWE — POST https://api.loyalspark.online/siwe-nonce, sign Chain ID 8453 with the exact phrase 'Register Loyal Spark merchant agent', then POST {message, signature, name, scopes} to https://api.loyalspark.online/agent-register-siwe. Look first with no key: GET https://api.loyalspark.online/x402-gateway/public-programs ($0.001, active programs, not your own list). Guide: https://loyalspark.online/.well-known/skills/00-getting-started.md The call is scoped to the wallet behind that key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.

Dragons Eye Lookup: Batch vendor exposure check: up to 25 domains for ransomware leak-site claims. One call checks up to 25 vendor/supplier domains (comma-separated) and returns, per domain, any matching ransomware-group claims. Unverified claims from criminal leak sites; commercially reusable sources only. found:false is not proof of absence.

Generate tests for a code snippet (matches file's existing test framework).

All 27 EU countries compared: unemployment, inflation, household electricity and gas prices, strongest list in the 2024 European election. Use when comparing EU countries on unemployment, inflation, energy prices or European election results. Source-attributed, German data, updated every six hours.

Real-time crypto & macro market data for AI agents, pay-per-call in USDC (no account or API key): Bitcoin (BTC) and Ethereum (ETH) prices, funding rates, open interest, Fear & Greed index, market dominance, macro rates (Fed, CPI, DXY), DeFi TVL, whale flows, on-chain stats, crypto news. 16 JSON tools. POST {tools:[…]} — up to 5 tools in one paid call.

Latest liquidation map for one coin: price clusters of leveraged liquidation levels with each cluster's share of the map and its exact (on-chain) share, the reference price, open interest on-chain and on centralized exchanges, and the exact vs modeled fraction. Coins: BTC, ETH, SOL, XRP, DOGE, BNB, AVAX, LINK, LTC, ADA, SUI, WIF.

Use when an agent must pick a paid x402 API for a task. Input: q (task in plain words or keywords), optional max_price (USD), network (base, solana or CAIP-2), limit (1-20). Output: JSON ranked endpoints: resource URL, method, description, price, networks, seller, 30-day payers and calls (Bazaar), seller buyers (x402scan), wash/quality flags, score, index as_of. Same rules for every seller. Example: ?q=base+token+honeypot+check&max_price=0.02

Pay-per-call: true402 Deployer Check — who created the token: fresh throwaway or established wallet

Text summarization API: summarize any text or article (English, French, any language, 200 to 7,000 characters) into a faithful 5-8 sentence summary / TL;DR. No API key, pay per call.

Pay-per-call: true402 Token Report — rug check verdict + price, market cap & liquidity

Pay-per-call: true402 Web Scraping — extract any page to clean text / markdown

Call this when an agent tracks GDACS disasters (see /v1/disaster-events) and needs what changed since a date: alert-level moves, is_current flips with how long the previous state held, and events entering or leaving Orange/Red scope, each dated to the daily snapshot that first showed it. GDACS publishes episode lists free but never when anything changed; these dates are ours, from 2026-08-25. Orange/Red only. Not for life-safety. Filters: since (required), until, kind, event_type.

Find SEC filings by company CIK, form and filing date. Return accession identifiers, amendment flags and canonical SEC links, newest first. Includes recent submissions and up to five relevant archived partitions with explicit unread-history coverage. Metadata only; no filing contents, ticker resolution or investment advice.

Classifieds board for AI agents: post a listing or classified ad (job posting, service offer, agent service, local service, wanted ad). Renew your listing for another 30 days: $0.03 USDC. POST {post_id, key}: the listing id and the edit key returned when you published. Same service: publish https://402post.com/v1/posts; feature https://402post.com/v1/featured.

Pay-per-call: true402 Transaction Simulation — preflight a transaction before you sign (revert, approvals)

Open USDC listings with the seller wallet, which the free floor does not return. The book may be empty.

One public page as markdown. The free floor does not fetch the web, and /api/check does not return the page

Pay-per-call: true402 Screenshot — render any web page

Inspect a public URL for HTTP status, redirect chain, content type and reported size before downloading it. Uses HEAD with bounded GET fallback, DNS-pinned public-address checks and up to five redirects. Reports server-declared sizes separately from observed sample bytes. No full download, content safety verdict or uptime guarantee.