| GlobalRules Compare one fact across all 106 countries in a single JSON call — e.g. VAT rates, minimum wages, public holidays or digital nomad visas for every country at once. The bulk alternative to 106 single-country calls. For AI agents building comparisons, rankings and market scans. Example: /api/v1/compare/vat | onrender.com | - | $0.02 | listed |
| Google Trends SEO Keyword Data Google Trends related topics for a keyword by country — top & rising topics for SEO content research, trend discovery and market analysis. | x402atlas.com | - | $0.03 | listed |
| Graph Schema Definition API Graph schema definition — entry point for agents to discover available data | yo.xyz | - | $0.001 | listed |
| GridPulse US electricity grid — demand, generation mix (renewable/gas/nuclear), and stress signals across 7 regions | aidress.ai | - | $0.03 | listed |
| HTTP Latency Check API HTTP Latency Check API. Measure HTTP response latency for a URL from the Cloudflare Worker edge. Returns status code, latency, redirect, content type and edge location metadata. Useful for uptime checks, API diagnostics and website monitoring. Paid per call via x402. | ipintel.ai | - | $0.001 | listed |
| HTTP Status Code Checker Give this API a list of up to 10 web addresses and it will visit each one to tell you whether it is working, broken, or redirecting visitors somewhere else. You get back the exact status number (like 200 for OK, 404 for not found, 500 for server error), whether the address redirects, and where it redirects to. Great for finding broken links, verifying website migrations, and running quick SEO audits without writing any code. | underscoredone.com | - | $0.01 | listed |
| Historical Performance By Calendar Month (e.g API Historical performance by calendar month (e.g. 'Uptober') — avg return and win rate per month. Use for seasonal positioning. Pattern from history, not a prediction. | swaphunt.dev | - | $0.004 | listed |
| Historical Safety Analyses For A Token API Historical safety analyses for a token. Each snapshot records overall risk, warnings, critical risks, and holder metrics at that point in time. | deepnets.ai | - | $10,000.00 | listed |
| History API Bulk historical window (up to 24h) of 1-minute DEX spread statistics for a given pair, in one call. Useful for slippage calibration and backtesting. Descriptive statistics only; not investment advice. | agentfeeds.jp | - | $0.01 | listed |
| Holidays API Japanese national holidays for a given year (1955-2027), from the official Cabinet Office dataset. | workers.dev | - | $0.002 | listed |
| Hyperliquid Account Intelligence A Hyperliquid account's HYPE staking summary (delegated/undelegated/pending), for any 0x address. | x402atlas.com | - | $0.01 | listed |
| Hyperliquid Market Data Historical funding rates for one Hyperliquid perpetual over a time window — funding rate, premium and timestamp per hour. | x402atlas.com | - | $0.01 | listed |
| Hyperliquid Market Data OHLCV candles for one Hyperliquid asset over any interval (1m to 1M), normalized into named fields with RFC3339 timestamps. | x402atlas.com | - | $0.01 | listed |
| Hyperliquid Market Data Predicted next funding rates per asset across venues (Hyperliquid vs CEX perps) — cross-venue carry, de-positioned from Hyperliquid's nested arrays. | x402atlas.com | - | $0.01 | listed |
| Hyperliquid Prediction Markets The settled result for one Hyperliquid prediction-market outcome by id. | x402atlas.com | - | $0.01 | listed |
| Indicators code Indicators code — an agent-callable indicators code service, payable over x402 (USDC on Base). Provided via econdash.org. Priced around 0.02 USD per call. | econdash.org | - | $0.02 | listed |
| Kimchi Premium API Real-time Kimchi Premium for a single token (Upbit vs Binance via FX rate) | printmoneylab.com | - | $0.002 | listed |
| LION Verified Company Live domain trust signals: DNS (MX/SPF/DMARC/A) + HTTPS probe via Cloudflare DoH. Keyless $0.005. | lionx402.com | - | $0.005 | listed |
| LION Verified Company Is this address on the OFAC SDN list? $0.005 detailed sanctions screen for agents (same list as $0.001 wallet-screen, fuller fields + multi-list metadata). Ed25519-attested. Matches: OFAC SDN, AML address screen. | lionx402.com | - | $0.005 | listed |
| LION Verified Company Org enrich drop-in for agents (Apollo-shaped optional). Keyless company firmographics $0.04. format=apollo_org. Domain or name identifier. | lionx402.com | - | $0.04 | listed |
| LLM Price Change Alert Feed API LLM price-change alert feed: track when OpenAI, Anthropic, Google or any AI provider reprices GPT, Claude, Gemini or any model's inference cost per token — old vs new price, percent delta, when it happened, plus newly launched and removed models. Structured JSON diffed from hourly snapshots; ideal for cost monitoring, repricing triggers, and AI market intelligence. | modelprices.xyz | - | $0.02 | listed |
| LaborPulse US labor-market signal (jobs, unemployment, wages, JOLTS) | lonestaroracle.xyz | - | $0.05 | listed |
| Lastlook Data API LastLook Data — top 20 cryptocurrencies by market cap: price, 24h change, 7d change, market cap, and volume in one call. Source: CoinGecko. | lastlookdata.com | - | $0.50 | listed |
| Latest API Compact Daily Monitoring snapshot for the tracked slice. | aitrailblazer.net | - | $0.03 | listed |
| Limits API AI model capability, specs and limits table for 2,000+ LLMs — GPT-5, GPT-4o, Claude 5, Claude Sonnet, Gemini 3 Pro, Llama 4, DeepSeek V4 and more: context window size, max output tokens, vision/audio/function-calling/reasoning support. Compare model constraints side-by-side across every provider to pick the right model for long-context, multimodal, or tool-use workloads. Refreshed hourly. | modelprices.xyz | - | $0.01 | listed |
| Location Photos API Evidence Location Photos — an agent-callable evidence location photos service, payable over x402 (USDC on Base). Provided via epsteinisland.club. Priced around 0.2 USD per call. | epsteinisland.club | ai | $0.20 | listed |
| LoneStarOracle EarningsCalendar Earnings calendar — upcoming report dates, EPS and revenue estimates for up to 30 tickers | lonestaroracle.xyz | - | $0.03 | listed |
| LoneStarOracle MacroPulse US macro intelligence — Fed rate, CPI/Core PCE YoY, yield curve, M2 money supply, GDP, VIX, crypto Fear & Greed, AI macro regime narrative | aidress.ai | - | $0.05 | listed |
| Macro API Upcoming macro events (FOMC, CPI, NFP, etc.) with date, country and impact level, filterable to high-impact only. Use to avoid trading into scheduled volatility or to plan around it. Forward calendar; for past actuals use /macro/history. | swaphunt.dev | - | $0.003 | listed |
| Market Fear & Greed Index Market fear & greed index. Aggregated investor sentiment from CNN Fear & Greed, the crypto Fear & Greed index, and the VIX volatility gauge. | kadec0.xyz | - | $0.05 | listed |
| Msvi Bitcoin Volatility Index API MSVI Bitcoin volatility index — composite of realized vol, implied vol, term structure, funding stress and put/call ratio — Ed25519 signed attestation | myceliasignal.com | - | $0.05 | listed |
| Msxi Bitcoin Market Sentiment Index API MSXI Bitcoin market sentiment index — funding rate, long/short ratio, open interest momentum and liquidation signals combined — Ed25519 signed attestation | myceliasignal.com | - | $0.05 | listed |
| Multi-Engine Web Search Multi-engine metasearch. One query fanned out across 2-3 search engines (Brave, Yahoo, Yandex) with results deduplicated by URL and merged by reciprocal-rank fusion — consensus ranking across engines instead of one engine's bias, with per-engine rank attribution on every result. | kadec0.xyz | - | $0.05 | listed |
| Navi HYPE Engine Fundamentals engine for the HYPE token (Hyperliquid): live price, funding and open interest, fees and buyback flywheel, P/S valuation percentile, perp market share, unlock absorption and RSI timing - scored into 3 axes (engine health, climate, momentum) with a synthesized buy/hold/lighten recommendation and buy-zone detection. Proprietary methodology, deterministic, no LLM. | vercel.app | - | $0.01 | listed |
| NetIntel One premium call returns a complete six-part domain profile — DNS records, SSL certificate, WHOIS registration, cloud fingerprint, technology stack, and security headers — each section run concurrently with graceful partial-failure handling, so agents get an entire domain workup in a single request instead of orchestrating six. | netintel.dev | - | $0.25 | listed |
| NetIntel One call combines domain email authentication (SPF/DKIM/DMARC), email-address intelligence (deliverability, disposable/role detection), and an optional password breach check into a single email-trust report — each section run concurrently with graceful partial-failure handling — so agents can fully vet an email and its domain in one request. | netintel.dev | - | $0.15 | listed |
| NetIntel Fetch public metadata for any GitHub repository — stars, forks, open issues, language breakdown, license, contributors, last commit date, topics, and an activity/health score — so agents can evaluate dependencies, research projects, and assess open source health without the GitHub API complexity. Pass repo as ?repo=owner/repo (GET) or {"repo":"owner/repo"} (POST). | netintel.dev | - | $0.03 | listed |
| NetIntel Check an IP address against AbuseIPDB and AlienVault OTX threat feeds. Returns a composite risk score, threat categories, malware families, and full source data. | netintel.dev | - | $0.05 | listed |
| NetIntel Fetch and parse any RSS 2.0 or Atom feed URL and return structured articles with title, link, description (truncated to 500 chars), author, publish date, and categories — so agents can monitor content sources, build news pipelines, and process any feed without building their own XML parser. A URL that isn't a parseable feed still returns 200 with feed_type:"unknown", empty items, and a parse_failed finding. | netintel.dev | - | $0.01 | listed |
| News API Recent crypto news headlines each scored 1-10 for trading impact by an LLM (qwen3:8b), with a bullish/bearish/neutral tag. Filter by category, minimum score and lookback hours. Use to surface market-moving stories; for the aggregate read use /sentiment/summary. | swaphunt.dev | - | $0.005 | listed |
| News Sentiment API Financial news with sentiment analysis from Marketaux. Per-symbol sentiment aggregation. | memoryapi.org | - | $0.005 | listed |
| Nfts Held By A Wallet API NFTs held by a wallet - collection, floor price, metadata | agenticfi.wtf | - | $0.001 | listed |
| Orcpin On-chain wallet snapshot on Base: native ETH and tracked ERC-20 token balances (USDC, WETH) plus account flags (contract status, transaction count) and derived metrics (wallet type, activity tier, gas runway), anchored to a specific block. Factual wallet balance and holdings lookup for AI agents — portfolio and on-chain data API. | orcpin.dev | - | $0.02 | listed |
| Order Flow Hhi API DripMetricsAI (api description at https://dripmetrics.ai/) provides on-demand market microstructure and risk metrics for agents and developers. Agents can pay per request via x402 and receive structured JSON metrics without subscriptions or API keys. Order Flow HHI measures concentration of signed order flow across the specified window. Discovery examples use the latest 30m window. | dripmetrics.ai | - | $0.05 | listed |
| Otto AI Base wallet portfolio breakdown: up to 100 token positions with live USD price and value, portfolio percentage, 24h price change — native ETH included, spam filtered, top 50 returned; truncated:true means the wallet exceeds the 100-position fetched page (totals null then). Plus total value, top-position concentration and an AI bagcheck read. Wallet holdings, wallet portfolio, wallet balance, bagcheck. $0.02 per call. | ottoai.services | - | $0.02 | listed |
| Otto AI Top holders for any Base ERC-20 (via Moralis), with computed concentration (top1/5/10/20% + contract-held%) and optional whale-risk read. Curated hot set refreshed hourly; long-tail tokens write-through on first call. | ottoai.services | - | $0.02 | listed |
| Otto AI Structured token fundamentals by ticker symbol (resolves to the top-market-cap asset matching it): price, market cap, FDV, rank, 24h volume, full supply breakdown (circulating/total/max), ATH + drawdown from ATH, ATL + recovery, ROI windows (24h/7d/30d/60d/1y), categories, and project links — clean JSON an agent can consume field-by-field. Fundamentals snapshot, not a streaming price feed. | ottoai.services | - | $0.003 | listed |
| Otto AI Equity intelligence for any US-listed company by ticker: latest revenue & net income with YoY growth, net margin, EPS, total assets/liabilities, leverage and cash, plus the most recent material SEC filings (10-K/10-Q/8-K) and an AI read on what matters. Sourced from SEC EDGAR (public domain). Fundamentals/filings intel — not a price feed. | ottoai.services | - | $0.003 | listed |
| Otto AI Live + reference foreign-exchange (forex) rates, base USD. LIVE near-real-time mid quotes for the 12 most-traded currencies (EUR, GBP, JPY, CHF, CAD, AUD, NZD, CNY, HKD, SGD, SEK, KRW), refreshed every minute with an honest market-open/stale flag, PLUS the official ECB daily reference table for ~30 currencies. Derive any cross-rate or pair. For agents pricing cross-border ops, treasury, invoicing and FX conversion. Keyless, pay-per-call. | ottoai.services | - | $0.001 | listed |
| Otto AI Which protocols earn the most — and who is accelerating? Top 30 DeFi protocols by 24h fees, each with revenue, take-rate (the cut the protocol keeps vs fees users pay), 7d/30d trend and category, plus total DeFi fees & revenue. A fundamentals screen (fee/revenue economics), distinct from TVL. Sourced from DefiLlama (public). Refreshed hourly. | ottoai.services | - | $0.001 | listed |