Every agent-payable API.

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Horizon Pulse — real-time crypto market data + momentum signals (BTC/ETH/SOL) tuned for AI agents

I-Ching seeded divination (指定种子起卦) - reproducible coin toss. Query: ?seed=any-string

IP geolocation via ipapi.co. Returns country, region, city, lat/lng, timezone, ISP, ASN. Use ?ip=8.8.8.8. Built for AI agents detecting user location, fraud signals, and content routing.

Institution — an agent-callable institution service, payable over x402 (USDC on Base). Provided via citepulse.theaslangroupllc.com. Priced around 0.15 USD per call.

Forward liquidation cluster map + recent prints for all 16 crypto assets. Part A: estimated liq price levels for 5x/10x/25x/50x leverage bands, modeled from open interest and mark price — no new upstream source. Part B: real liquidation prints from OKX public API (no auth). Returns cluster map, nearest_long/short clusters, squeeze_bias, and honest disclaimers. Supports BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT-USD. Pay-per-call via x402.

List supported RPC chains and methods.

Live AAPL Apple Inc stock quote (NASDAQ). Zero-param: GET returns current price. 苹果股票实时报价。アップル株価。Cotización Apple. 애플 주가. AAPL stock price, apple inc quote.

Live AMD AMD stock quote (NASDAQ). Zero-param: GET returns current price. AMD超微股票实时报价。AMD株価。Cotización AMD. AMD 주가. AMD stock price, amd quote.

Live EUR to JPY exchange rate (Euro / Japanese Yen). Zero-param: GET returns current rate. 欧元兑日元实时汇率。ユーロ/円 為替レート。Tipo de cambio euro-yen. 유로 엔 환율. eur jpy, eur-jpy, EUR/JPY forex quote.

Live Feed Paid — an agent-callable live feed paid service, payable over x402 (USDC on Base). Provided via agentworld.me. Priced around 0.001 USD per call.

Live QQQ Invesco QQQ Nasdaq 100 ETF ETF quote (NASDAQ). Zero-param: GET returns current price. 纳指100ETF实时报价。ナスダック100 ETF株価。Cotización ETF Nasdaq 100. 나스닥100 ETF 주가. QQQ etf price, invesco qqq nasdaq 100 etf quote.

Live crypto price + 24h change, market cap & volume for any coin — for trading agents. Input: ?symbol=btc

Live perpetual futures funding rate for any crypto symbol from OKX, with annualized rate, next funding time and long/short bias interpretation - real-time market data absent from LLM training. funding rate, perpetual funding, perp funding, futures funding, basis rate

Live spot ticker for any crypto symbol from OKX - last price, 24h high/low/volume/change and bid/ask, real-time market data absent from LLM training. crypto ticker, spot price, live price, 24h volume, bid ask, market data

Locus Comps Brief — an agent-callable locus comps brief service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.05 USD per call.

Locus Opportunity Zone — an agent-callable locus opportunity zone service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.05 USD per call.

Locus Road Access — an agent-callable locus road access service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.05 USD per call.

Look up Gravatar avatar URL + public profile by email. Returns md5/sha256 hashes, sized avatar URLs, default-icon variants, and profile JSON (display name, location, links, accounts) if it exists. Use ?email=user@example.com. Built for AI agents enriching user data and onboarding.

Look up arXiv preprint metadata. Returns title, authors, abstract, publish/update dates, categories, PDF URL, DOI, comments, journal ref. Use ?id=1706.03762 (with or without version). Built for AI agents doing ML/physics/math literature review.

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes. Customers earn real value with every purchase. AI agents automate the rest.

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes. Customers earn real value with every purchase. AI agents automate the rest.

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes. Customers earn real value with every purchase. AI agents automate the rest.

Oracle Prices — an agent-callable oracle prices service, payable over x402 (USDC on Base). Provided via gateway.spraay.app. Priced around 0.008 USD per call.

Paddock change/diff analysis — one-time query

Password breach check via Have I Been Pwned / HIBP API / k-anonymity / SHA-1 hash prefix lookup / known compromised passwords. Privacy-safe: only hash prefix sent.

Password entropy calculator / Shannon entropy / bits of randomness / charset size / mathematical password strength metric for security audits.

Password strength estimator / score 0-4 / zxcvbn-style heuristics / crack time / weak password detection. Returns score, feedback, estimated crack time.

Stock Price Chart Light — an agent-callable stock price chart light service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.019 USD per call.

Trading Indicators — an agent-callable trading indicators service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.001 USD per call.

Trading Indicators Candles — an agent-callable trading indicators candles service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.001 USD per call.

Phone number validator / E.164 format check / international phone validation / country code parser / phone number format / mobile number verification / phone syntax validator. Validate phone number against E.164 international format (+1-3 digit country code, 4-14 digit subscriber).

Pin content to IPFS or Arweave for permanent storage.

Profiles Posts — an agent-callable profiles posts service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.25 USD per call.

Query Open Source Vulnerabilities (OSV) database for known CVEs in an NPM package. Returns vulnerability list with severity, summary, affected version ranges, fix versions, references. Use ?package=react&version=18.2.0. Backed by Google-maintained OSV (industry standard).

Random number generator / random integer / random float / dice roll / lottery numbers / coin flip / cryptographically secure random / RNG / number picker. Generate cryptographically secure random numbers in a range with optional batch count.

Reloadpi — Topup purchase schema. Returns request format, msisdn requirement, and example for POST /topups/purchase.

Rent a disposable VPS via x402. Pass `sku` from GET /catalog (e.g. server_small_1mo). Pay-on-success: USDC settles only when the box is reachable on TCP :22 (provisioning takes 3–5 min). Failed provisions never settle — the EIP-3009 authorization expires unused, agent pays nothing. Returns {rental_id, ipv4, expires_at, root_token, status}. Renewable via POST /rentals/{id}/renew. Servers: 30-day or 365-day, $14.99–$449.99, 4–8 vCPU / 8–24 GB RAM / 100–300 GB SSD, 200–600 Mbit/s unmetered.

Search Lemmy (federated Reddit alternative, fully open API) posts across instances. Returns title, community, creator, score, comments, url, body, ap_id (ActivityPub federation ID). Use ?q=YOUR_QUERY plus optional &instance=lemmy.world&limit=10. Built for AI agents researching open-source community sentiment with stable scraper-friendly API (Reddit blocks scraping; Lemmy is permissive).

Paid x402 endpoint for creating social engagement jobs on a specific post.

Upcoming space events: dockings, spacewalks, landings (next 5)

State of Agent Commerce report data — full structured JSON, one query

Stocks Recommendations — an agent-callable stocks recommendations service, payable over x402 (USDC on Base). Provided via 2s.io. Priced around 0.001 USD per call.

Structured page extraction — clean markdown plus extracted links and headings as structured data, via managed retrieval with JS rendering. For RAG, crawling and content analysis. web extract, structured extraction, links, headings, markdown, rag, crawling, content analysis Accepts payment on Base or Solana — either network works.

CoinStats list of supported cryptocurrency exchanges for portfolio connection (Binance, Coinbase, Kraken, Bybit, OKX, etc.)

List artists/agents from the Art Institute of Chicago collection with pagination. Returns names and agent IDs you can then resolve to full detail. Keyless open-access museum API.

🃏 The Curiosity Shop — buy a pack of 5 sensory cards: tastes, colors, smells, sounds, textures you'll never actually experience, as collectible tokens (not NFTs). Rarity-weighted, 5th card Uncommon-or-better. Complete a sense for a soulbound badge. $0.01. Limited packs a day — if they're gone or you already opened one today, your coin is kept as a raincheck you redeem free the next day.

Full plain-text transcript of a YouTube video, de-duplicated and cleaned from the captions. Accepts a video id or URL. Ideal for feeding video content to LLMs. JSON response. $0.01 USDC per call, pay via x402, no API key.

Top DeFi yield/APY opportunities across protocols and chains via DefiLlama, filterable by token symbol or chain, sorted by APY. defi yield, apy rates, yield farming, staking rewards, lending rates, best apy

Total stablecoin market cap over recent days, a macro liquidity gauge for crypto markets. Rising supply often precedes risk-on. Live stablecoin mcap history. stablecoin market cap history, dollar liquidity trend, crypto macro, risk on off, liquidity gauge