# Services from api.eucompliance.tools on Zero > api.eucompliance.tools serves 23 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero. Canonical page: https://www.zero.xyz/host/api.eucompliance.tools Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.eucompliance.tools/health.json ## Services - [Transaction Pre-flight Check](https://www.zero.xyz/c/transaction-pre-flight-check-15729529/llms.txt): $0.02/call via x402. Runs six pre-send checks on a blockchain transaction—gas vs balance, full simulation with decoded revert reason, stuck nonces, recipient type, ERC-20 allowance, and sanctions screening—and returns a send/do-not-send verdict with all reasons. - [Counterparty Check EU](https://www.zero.xyz/c/counterparty-check-eu-c9bbf3d8/llms.txt): $0.02/call via x402. Performs combined EU VAT validation, sanctions screening, and IBAN verification in a single call, returning a traffic-light compliance verdict for onboarding counterparties. - [E-Invoice Validator (EN 16931 / XRechnung / ZUGFeRD / Factur-X / Peppol BIS)](https://www.zero.xyz/c/e-invoice-validator-en-16931-xrechnung-zugferd-factur-x-peppol-bis-9ea04783/llms.txt): $0.1/call via x402. Validates e-invoice XML or ZUGFeRD PDFs against the full official EN 16931 Schematron rule set plus arithmetic and VAT category checks, returning signed results with BR- rule codes and severity levels. - [EU Company Register Lookup](https://www.zero.xyz/c/eu-company-register-lookup-b1ba527e/llms.txt): $0.01/call via x402. Looks up company information from official national registers in France, Norway, Czechia, Finland, Slovakia, and Poland by name or registration number. - [EU VAT Rules Engine](https://www.zero.xyz/c/eu-vat-rules-engine-10dc426d/llms.txt): $0.005/call via x402. Determines EU VAT treatment for a transaction (place of supply, reverse charge, OSS, export, domestic), returning the applicable VAT rate, EN 16931 category code, exemption reason, and ready-to-use invoice wording in English and German. - [Transaction Status & Revert Reason](https://www.zero.xyz/c/transaction-status-revert-reason-1e5f2ead/llms.txt): $0.002/call via x402. Returns full transaction status, block info, gas used, fee paid, and — for failed transactions — the plain-text revert reason recovered by replaying the call against its block. - [EU Sanctions Screening](https://www.zero.xyz/c/eu-sanctions-screening-1b3d7b8b/llms.txt): $0.01/call via x402. Screens a person or company name against the official EU consolidated financial sanctions list (FSF) using fuzzy matching, returning sanction details including programme, regulation, and entity metadata. - [Token Allowance & Balance Pre-flight Check](https://www.zero.xyz/c/token-allowance-balance-pre-flight-check-8f0ad1cf/llms.txt): $0.002/call via x402. Returns ERC-20 token allowance, balance, decimals, and symbol in one call, with an optional would_succeed verdict for a proposed transfer amount on Base, Ethereum, Arbitrum, Optimism, or Polygon. - [Agent Spend Bookkeeping](https://www.zero.xyz/c/agent-spend-bookkeeping-bc12a7e6/llms.txt): $0.1/call via x402. Retrieves a bookkeeping-ready statement of an AI agent wallet's USDC payments on Base, converting each to EUR at the ECB rate of the payment date, grouped by payee with EU VAT treatment (reverse charge, Art. 44/196), exportable as JSON or CSV. - [AI Act Article 50 Disclosure (Hash-Only GET)](https://www.zero.xyz/c/ai-act-article-50-disclosure-hash-only-get-f11137f4/llms.txt): $0.01/call via x402. Returns a signed EU AI Act Article 50 compliance provenance record and human-readable disclosure obligations for an AI output, identified only by its SHA-256 hash — the raw content never leaves the caller's system. - [Chat Completion Plus (eucompliance.tools)](https://www.zero.xyz/c/chat-completion-plus-eucompliance-tools-9513d1f7/llms.txt): $0.02/call via x402. Sends a prompt or messages array to a stronger LLM model and returns the completion as JSON, with a signed receipt, hard caps, and no account required — at $0.02 USDC per call. - [Crypto Spot Price (3-Exchange Median)](https://www.zero.xyz/c/crypto-spot-price-3-exchange-median-5cfbe13a/llms.txt): $0.001/call via x402. Returns the median spot price of a cryptocurrency symbol derived from three independent exchange tickers (Binance, Coinbase, Kraken), with per-source quotes, spread, and timestamp disclosed. - [Market History (Own Archive)](https://www.zero.xyz/c/market-history-own-archive-26c2d0a3/llms.txt): $0.008/call via x402. Returns a proprietary historical time series for gas prices, yield, commodities, or market_brief — data archived from past API purchases that no upstream provider resells. - [Multi-Chain RPC Gateway](https://www.zero.xyz/c/multi-chain-rpc-gateway-6769e9ab/llms.txt): $0.01/call via x402. Routes JSON-RPC calls across Base, Ethereum, Arbitrum, Optimism, and Polygon with automatic node failover and human-readable decoded revert reasons, requiring no API key. - [Open Social Search (Bluesky + HN + Mastodon)](https://www.zero.xyz/c/open-social-search-bluesky-hn-mastodon-729e7610/llms.txt): $0.002/call via x402. Search recent public posts across Bluesky, Hacker News, and Mastodon in a single call, returning author, text, time, engagement, and links with transparent source-failure reporting. - [Perp Market Data (Hyperliquid) – Funding, OI & Volume](https://www.zero.xyz/c/perp-market-data-hyperliquid-funding-oi-volume-0edd2d03/llms.txt): $0.005/call via x402. Returns perpetual futures market data from Hyperliquid including mark/oracle price, funding rates, open interest, 24h volume, and max leverage per market, sorted by volume. - [Wallet Funding QR (Apple Pay / MoonPay Onramp Link)](https://www.zero.xyz/c/wallet-funding-qr-apple-pay-moonpay-onramp-link-c6803931/llms.txt): $0.005/call via x402. Generates a prefilled MoonPay/Apple-Pay-capable onramp link and a QR code (base64 PNG) for a specified crypto asset, amount, and destination wallet address. - [Web Page Reader](https://www.zero.xyz/c/web-page-reader-9419c860/llms.txt): $0.003/call via x402. Fetches a public URL and returns its readable content as clean markdown or plain text, including title, author, date, main text, tables, and links. - [Chat Completion (basic)](https://www.zero.xyz/c/chat-completion-basic-338b9f91/llms.txt): $0.005/call via x402. Send a prompt or messages array and get an LLM-generated text response as JSON, with no account or API key required, at a fixed per-call price with a signed auditable receipt. - [Aggregated Market Data – Commodities & Crypto Indicators](https://www.zero.xyz/c/aggregated-market-data-commodities-crypto-indicators-3e960334/llms.txt): $0.01/call via x402. Returns computed market indicators for commodities (supply-stress scores per Brazilian growing belt and Ivory Coast farmgate prices), crypto market regime readings, yield, and gas — all with disclosed scoring rules for reproducibility. - [Daily Market Brief (Bundle + Own History)](https://www.zero.xyz/c/daily-market-brief-bundle-own-history-640fd81b/llms.txt): $0.05/call via x402. Returns a single-call daily crypto market bundle including market-regime score, Base gas price, best APY, BTC/ETH/SOL spot prices, top-5 perp markets, and 7-day historical series from the provider's own purchase archive, with a signed verifiable receipt. - [Per-Coin Positioning Brief](https://www.zero.xyz/c/per-coin-positioning-brief-c8122566/llms.txt): $0.01/call via x402. Returns exchange-median spot price, Hyperliquid funding rate, open interest, premium, volume, and a disclosed crowding score (0–100) for a single crypto asset - [Soft Commodity Supply Stress Indicator](https://www.zero.xyz/c/soft-commodity-supply-stress-indicator-39e64874/llms.txt): $0.04/call via x402. Aggregates Brazilian crop-weather stress and Ivory Coast cocoa/coffee farmgate prices into a single supply-stress score with a disclosed scoring rule Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently. - [Zero catalog index](https://www.zero.xyz/llms.txt)