BTC-denominated exchange rates for ~60 units: crypto (ETH, LTC, BNB, SOL, ...), fiat (USD, EUR, JPY, ...) and commodities (gold, silver ounces), each as units per 1 BTC…
Current weather conditions for any location on Earth: temperature, feels-like, humidity…
Current weather (global)Current weather conditions for any location on Earth: temperature, feels-like, humidity, wind speed/direction/gusts, precipitation, cloud cover, pressure, and human-read…
Daily total stablecoin supply in USD over time, for all chains or one chain, per peg cu…
Stablecoin supply historyDaily total stablecoin supply in USD over time, for all chains or one chain, per peg currency, with a window summary. Use it when an agent wants stablecoin supply as a l…
Daily OHLCV bars for a US equity: the last `days` sessions, 1 to 250, default 30
Stock historical barsDaily OHLCV bars for a US equity: the last `days` sessions, 1 to 250, default 30. Daily only, no intraday. Built from a three-venue consolidation (Databento DBEQ.BASIC),…
Mint a stateless captcha challenge to gate your OWN endpoint: returns a human prompt plus a salted sha256 answer hash you keep and verify later (sha256(salt + normalized…
Store a piece of text for later similarity recall - a per-wallet semantic index an agent cannot host in-session. Returns an id. Prefer memory-write for structured state…
Most recent total US public debt outstanding (the headline national-debt number, daily)…
US total public debt outstandingMost recent total US public debt outstanding (the headline national-debt number, daily) from the Treasury "Debt to the Penny" feed. Public domain, no key. No params.
Resolve a 4-byte function selector or a 32-byte event topic hash to its known human-rea…
Function selector / event topicResolve a 4-byte function selector or a 32-byte event topic hash to its known human-readable Solidity signatures, via the openchain.xyz signature database with 4byte.dir…
Return the NFTs owned by a wallet address on a given network
NFT holdings for an addressReturn the NFTs owned by a wallet address on a given network. Each row carries the collection name, contract address, token ID, image URL (where available), and ERC-721…
Extract the dominant colors of an image as a palette of hex values with pixel ratios. Send a public image URL or a base64 image, and optionally how many colors (1-10, de…
One options instrument live: mark, last, bid and ask with sizes, index price, open inte…
Options instrument tickerOne options instrument live: mark, last, bid and ask with sizes, index price, open interest, mark, bid and ask implied volatility and the full greeks (delta, gamma, vega…
Convert text to speech using OpenAI TTS-1-HD (higher fidelity)
Text-to-speech (HD)Convert text to speech using OpenAI TTS-1-HD (higher fidelity). Returns base64-encoded audio. Same interface as /api/tts but with better audio quality. No API key needed…
VAPE bridges — Tracked bridges ranked by recent daily volume — bridge exploits are a top attack class, and this is the capital-flow data that category needs a source for.
VAPE chain_overview — A chain's headline TVL and its rank among all tracked chains (default Base).
VAPE stablecoins — Stablecoins by circulating supply with live peg price and a computed depeg amount — a de-pegging stablecoin is a live systemic threat signal.
Paper test ($0.05): what would have happened if you had followed a rule on every new token we found? Pick a preset (avoid_farms, locked_pools_only, clean_checks, small_p…
Spend-policy verdict for AI agents: POST a proposed spend, get allow/review/deny with the exact rules that fired (per-tx caps, per-agent daily ledger, destination allowl…
List registered X accounts your wallet owns or has shared access to.
Entity-resolved, de-duped company/industry news with sentiment, AI summary, and tagged company mentions (~80% of noise filtered). Scope by { company: 'https://canva.com'…
DNS and domain intelligence: A/AAAA/CNAME, MX (sorted), NS, TXT, SOA records plus email…
WebberSites x402 Data APIDNS and domain intelligence: A/AAAA/CNAME, MX (sorted), NS, TXT, SOA records plus email security posture — SPF record, DMARC policy, and DKIM selector probing. For deliv…
Make any read-only JSON-RPC call on 28 EVM chains - eth_call, eth_blockNumber, eth_getLogs, eth_getBalance and the rest - without running a node or holding an RPC key. C…
Fetches a URL and evaluates 10 security-critical response headers (CSP, HSTS, X-Content-Type-Options, X-Frame-Options, Referrer-Policy, Permissions-Policy, X-XSS-Protect…
Crypto liquidations, live tape: recent perp liquidation prints across Bybit, OKX and Binance with timestamp, side liquidated, size, price and USD value. Use when you nee…
Perp market data for one USDT perp in a single call: cross-venue funding (Bybit, OKX, Hyperliquid), open interest with 1h/24h change, long/short ratio, and 24h liquidati…