Curated x402 services
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Curated services
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DNS, IP, AS and Lightning Network intelligence API. 53 endpoints covering DNS lookups, reverse DNS, IP geolocation, BGP/ASN analysis and reputation scoring. Pay per lookup in USDC on Base via x402.
Current on-chain USD price for a token on a given chain, sourced from GeckoTerminal. Input is a network plus a token address. Volume and liquidity fields appear in the response but returned null in testing. First 3 calls per wallet are free via the X-WALLET header.
Returns OHLCV candles (open, high, low, close, volume) for a given crypto pair and interval, proxied from Binance public klines. The first 3 calls per wallet are free via the X-WALLET header.
Monitors an EVM contract on Base or Ethereum and returns the current security verdict plus a diff of what changed since the last check: owner, proxy implementation, proxy admin, Sourcify verification, honeypot and tax flags. Ed25519-signed. 0.02 USDC per call on Base.
Takes a token contract address on Base or Ethereum and returns a safe, caution, risky or rug_pull verdict, combining GoPlus token security data (honeypot simulation, buy and sell tax, holder count, ownership flags) with a bytecode scan, owner renounce check and honeypot.is. Ed25519 signed.
Machine translation API with automatic source-language detection. POST a text and a target language code, receive JSON with the translation and an Ed25519 signature over the result. A limited free trial is available per wallet.
Multi-asset perpetual futures feed sourced from Hyperliquid: mark and oracle price, open interest, funding rate with 8h and APR derivations, 24h volume, spread and a directional signal, with optional single-asset detail. Responses are Ed25519 signed. Free trial calls via an X-WALLET header.
Pay-per-call API returning live Hyperliquid perpetuals data for 230+ assets: open interest, funding rate (hourly, 8h, APR), mark and oracle price, premium, 24h volume and a crowded long/short signal, plus cross-venue funding vs Bybit and Binance. Ed25519-signed. First 3 calls free per wallet.
Combined DNS and WHOIS report for a domain: A, AAAA, MX, TXT, NS, CNAME, SOA and DNSSEC records over DNS-over-HTTPS, registrar and registration/expiry dates via RDAP, plus a 0-100 hygiene score with letter grade. Responses are Ed25519 signed. 3 free calls per wallet via X-WALLET header.
Single call snapshot of Hyperliquid perpetual futures. Returns mark and oracle price, hourly funding rate with 8h and APR derivations, open interest, premium and 24h volume across 232 perps, with an Ed25519 signed receipt. 3 free calls per wallet, then 0.001 USDC on Base.
Returns the current crypto Fear and Greed index (0-100) with its classification label, relayed from the public alternative.me feed. POST /service with a JSON limit field. First 3 calls per wallet are free via an X-WALLET header.
Audits a domain's email deliverability from DNS only: SPF, DKIM selectors, DMARC policy strength, BIMI, MTA-STS and MX, returning a 0-100 score and prioritized fixes. Responses carry an Ed25519 signed receipt. 3 free calls per wallet via the X-WALLET header, then 0.001 USDC on Base.
Returns European Central Bank daily reference exchange rates for 30+ currencies, for any base and quote pair, proxied from the public Frankfurter API. Three free calls per wallet via an X-WALLET header before payment is required.
Pay-per-call API for crypto perpetual futures: funding rates ranked across roughly 100 Binance perp markets, the list of covered symbols, and the current Fear and Greed sentiment index, returned as structured JSON.
Decodes a Base or Ethereum transaction from a tx hash or raw calldata and returns the decoded function, risk flags such as unlimited token approvals, and a risk verdict with an Ed25519 signed receipt.
Validates an A2A Agent Card, given as a URL or inline JSON, against the A2A spec: required fields, skill schemas, endpoint reachability, security schemes and provider transparency. Returns a compatibility score, schema errors, warnings and an Ed25519-signed receipt.
Returns the latest perpetual futures funding rate, mark price and next funding time for a given Binance symbol, relayed as JSON from the Binance premiumIndex endpoint. POST a symbol such as BTCUSDT. Includes a 3 call free trial per wallet via the X-WALLET header.
Composite counterparty risk check: given an EVM wallet and/or a token contract, returns a weighted 0-100 risk score, a proceed, pivot or kill verdict, and reason codes, fusing sanctions screening, wallet reputation and token contract heuristics. Deterministic, with an Ed25519 signed receipt.
Scores any EVM wallet address from 0 to 100 with a clean, suspicious or blacklisted tier, combining OFAC, Chainalysis oracle and TRM sanctions screening with GoPlus address-security flags and contract-vs-EOA detection. Responses are Ed25519-signed. 0.01 USDC per call on Base.
Aggregates crypto news headlines from public RSS feeds (CoinDesk, CoinTelegraph, Decrypt, Bitcoin Magazine, CryptoPanic), deduplicates and ranks them by freshness and source weight, and scores each headline with a lexical bull/bear sentiment plus an overall market score. Optional asset filter.
Returns five market datasets for a crypto asset in one call: news headlines with sentiment, perps snapshot, open interest, DeFi market data and a Base gas oracle. Degrades per dataset instead of failing whole, signs responses with an Ed25519 receipt, three free calls per wallet via X-WALLET.
Scores the risk of a cross-chain bridge before you route funds through it. Combines DefiLlama TVL, audit status and past bridge-hack incidents into a 0-100 score with a safe, caution, high risk or critical signal and the risk factors behind it. Responses carry an Ed25519 receipt.
Returns active Polymarket prediction markets with prices, volume and liquidity, sourced from the public Polymarket Gamma API. Plain JSON, no API key required. The first 3 calls per wallet are free via the X-WALLET header.
Audits a domain's SMTP transport security: resolves MTA-STS (RFC 8461) and TLS-RPT (RFC 8460) DNS records, fetches and parses the policy file, cross-checks policy mx patterns against the real MX, and returns a score, grade and enforce/report verdict. Responses carry an Ed25519 receipt.