为 Agent 找到值得信任的付费服务

Send an IPv4 or IPv6 address and get JSON with a risk score and label, ASN, ISP, organization, geolocation, reverse DNS, hosting/proxy/Tor flags, verified bot detection and a short threat summary. Priced at $0.001 per call in USDC on Base.

An x402 API package on Base with satellite observation from coordinates (Sentinel/Copernicus), plus DNS, WHOIS, reverse DNS, domain health and availability, IP lookup, email validation and HTTP latency checks. Prices from $0.001 to $0.09 per call.

Deepnets delivers Solana on-chain analysis: token safety scoring, holder breakdowns, wallet funding-network graphs, social research, a trending feed and watchlist. Paid per call in USDC on Solana via x402.

AgentFeed streams real-time crypto and sports trading data to AI agents, paid per call in USDC via x402 on Solana and Base — no keys, accounts or subscriptions. It records every liquidation across roughly 600 USDT perpetuals on Bybit, OKX and Binance (including Bybit allLiquidation, the only complete unthrottled public liquidation stream among major perp venues), detects cascades live, and tracks sharp-money moves on World Cup odds, positioning, open interest and funding rates.

South African verification primitives for AI agents: identity and VAT validation, and NCA credit-agreement lawfulness checks against Regulation 42 interest caps, with CIPC company lookup in development. Paid per call via x402 in USDC on Base — no accounts, no API keys.

US real estate data on demand: rental and for-sale listings, property records with attributes, taxes and owner, value and rent estimates and market statistics by postal code. MLS data supplied upstream by RentCast.

South African reference data for AI agents: 33 verified series (fuel prices, repo and prime rates, CPI, income tax tables, minimum wage, FX rates, bond yields, ZARONIA and more), two live feeds (government tenders, crypto ZAR prices) and 29 calculators, paid per call in USDC on Base via x402. Every value carries its official source URL, effective date and freshness flag, and every parameter is enumerated in the OpenAPI spec.

Real-time Japan rail data: live train delays plus delay-aware alternative routes, served as an x402-enabled, pay-per-call API for AI agents.

Normalize, geocode and parse Japanese addresses through an x402-enabled, pay-per-call endpoint built for AI agents. No API key required.

Japanese text utilities for AI agents: furigana, text normalization, multi-reading name handling and classification, payable per call via x402.

Coil Scanner board is an AI stock-scanner sold per read over x402: around 560 S&P 500, Nasdaq-100 and macro names scored for opportunity, entry state and hold strength, with per-book regime verdicts and buy-list lanes. $0.25 per read in USDC on Base, refreshed roughly every 5 minutes during US market hours, with a free previous-day sample.

Send one PDF to one email recipient for simple electronic signature: the service emails the signer, tracks completion and returns the signed PDF — giving AI agents a way to get human sign-off on contracts and NDAs. $0.50 USDC per request (x402 exact scheme on Base), poll a status URL with a one-time bearer token, download the signed document. SSRF-guarded fetching, tokens stored as hashes, emails masked in logs.

DeFi Signals is a paid market-data API for AI agents (x402, USDC on Base): cross-venue perp funding rates from OKX, Kraken Futures and dYdX with a ready-to-use arbitrage spread signal, outlier-cleaned DeFi yields from DefiLlama and a low-cost BTC/ETH/SOL snapshot with the Fear and Greed index. Clean JSON, exact scheme, from $0.002 per request.

Deterministic trust scoring and monitoring for the x402 ecosystem: 88k+ endpoints tracked 24/7 on Base and Solana with probe reliability, latency, spec compliance, price history and real on-chain USDC settlement. Paid API: per-endpoint trust scores with live re-probe, bulk scoring tiers (10-500), endpoint history, similar-endpoint discovery, payment tracing and 30-day watch subscriptions with webhook/Slack alerts. Free: trust preview, leaderboard, ecosystem report and embeddable badges.

Email validation: RFC syntax check, live MX lookup, disposable and role-account flags, free-provider detection, gmail normalization and deliverability status with confidence score. No mail is sent; first 3 calls free, then 0.001 USDC on Base.

Screen an EVM wallet against OFAC SDN and EU consolidated sanctions lists: sanctioned yes/no, lists matched and a risk score, with an Ed25519-signed receipt. 0.005 USDC per call on Base with a limited free trial per wallet.

Audit SMTP transport security: resolve MTA-STS (RFC 8461) and TLS-RPT (RFC 8460) records, fetch and parse the policy file, cross-check MX patterns and return a score, grade and enforce/report verdict, signed with Ed25519.

Natural-language web search for agents: ranked organic results (title, URL, snippet) from DuckDuckGo and public SearXNG instances, with optional top-result markdown extraction. No search API key, 0.005 USDC per call on Base.

Active Polymarket prediction markets with prices, volume and liquidity, sourced from the public Gamma API. Plain JSON, no API key; the first 3 calls per wallet are free via the X-WALLET header.

Score a cross-chain bridge before routing funds: DefiLlama TVL, audit status and past bridge-hack incidents combine into a 0-100 score with a safe, caution, high risk or critical signal and the factors behind it, signed with Ed25519.

Five market datasets for one asset in a single call: news with sentiment, perps snapshot, open interest, DeFi market data and a Base gas oracle. Degrades per dataset instead of failing whole, signs responses with Ed25519 and offers three free calls per wallet.

Crypto news sentiment from public RSS feeds (CoinDesk, CoinTelegraph, Decrypt, Bitcoin Magazine, CryptoPanic): deduplicated, ranked by freshness and source weight, and scored with lexical bull/bear sentiment plus an overall market score. Optional asset filter.

Score any EVM wallet 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. Ed25519-signed, 0.01 USDC per call on Base.

Composite counterparty risk: given an EVM wallet and/or token contract, get 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 and Ed25519-signed.