Avoid unnecessary browser launches with a lightweight preflight for AI agents. ZeroWorker inspects public pages before browser automation and returns static forms, field constraints, CAPTCHA/SPA signals, DNS/public-network safety checks, and a 3-state routing verdict: http_candidate, browser_likely, or undetermined. Use it to choose direct HTTP or escalate to a browser. No API key required. $0.003 USDC per successful request via x402 on Base Mainnet.

Bulk domain and company check: domain age, registrar and legitimacy for up to 5 business domains in one call. Screen a prospect or lead list, qualify companies before outreach, check vendor and supplier lists, or clear invoice batches. Same checks as /verify/business per domain (RDAP domain age, DNS, SPF/DMARC, HTTPS) with a verdict and 0-100 trust score each, as one ES256-signed attestation. Flat $0.15 per batch: 40% below the per-domain price of single calls at a full batch.

On-chain intelligence — whale transfers trending tokens DeFi TVL on Base and Ethereum

Omni Terminal provides Hyperliquid price structure with bounded OHLCV candles, current funding/carry, and an optional mark-anchored all-level liquidation and margin-stress overlay.

MENA regional macro + geopolitical stress pulse (no params)

Retrieve a seven-day USD-denominated report of Tether bridge flows on Ethereum. This is a bounded onchain stablecoin intelligence product backed by The Tie's data API.

Send a list of texts — website addresses, phone numbers, plain words, WiFi details, anything — and get back a ready-to-use QR code image for each one. Every QR code comes as a base64-encoded PNG you can drop straight into a webpage or save to disk. Great for marketing campaigns, event tickets, product labels, menus, or any situation where you need many QR codes in one go. Empty entries are quietly skipped. Each input is limited to 700 characters. You must send at least one non-empty entry.

Rerank documents against a query with BGE Reranker Base (@cf/baai/bge-reranker-base). POST query plus documents[]; returns relevance scores for search and RAG pipelines.

CPG product data + shop prices by barcode or name. Open Food Facts + Open Prices. Ed25519 attested.

Is this address on the OFAC SDN list? $0.005 detailed sanctions screen for agents (same list as $0.001 wallet-screen, fuller fields + multi-list metadata). Ed25519-attested. Matches: OFAC SDN, AML address screen.

Check the status and tracking of a physical letter previously sent via POST /api/letters. Returns render status, expected delivery date, and (for certified mail) the USPS tracking number.

Is this claim true? Fact-check a single factual claim or statement against live web evidence before your agent relies on it. A fact-checking oracle, hallucination guard, and grounding and citation check for misinformation review: returns a verdict (supported / contradicted / insufficient), a confidence score, and source citations, as a signed attestation your agent can cite.

Upcoming biotech clinical-trial catalysts (?ticker=<biotech ticker> or ?company=)

Deterministic synthetic social media feed generator for AI agent testing and development. Simulates KOL postings with tunable sentiment.

Paginated list of resolved forecasts with actual outcomes. Each row shows the original ML prediction and its real-world result. Summary includes total count and hit_rate (cache-source rows, matching /api/stats methodology). Filterable by asset, horizon, date range, and source. — $0.02/call. Live scored track record at /api/stats — measured on served predictions, not a backtest.

Crypto market cap: total cryptocurrency market capitalization (USD), 24h trading volume, Bitcoin (BTC) and Ethereum (ETH) dominance, 24h market-cap change and active coin/market counts. Whole-market context behind any single coin's move. Data source: CoinLore.

Real-time and forecast air quality index (AQI) and particulate matter database. Retrieves PM2.5, PM10, ozone (O3), nitrogen dioxide (NO2), sulfur dioxide (SO2), carbon monoxide (CO), US AQI scale labels, and European AQI parameters for any location globally. Crucial for smart city analytics, health monitoring, outdoor event planning, and environmental geointelligence.

Resolve a URL redirect chain before an agent follows a link. Return the final URL, HTTP status, redirect count, and chain for URL verification and safe navigation.

Cyre Passport — signed, expiring attestation of an address's measured risk profile. Present it to any counterparty; verify free at /api/passport/verify. Patterns, not verdicts. Agent guide: https://cyre.dev/SKILL.md

Offline validator/normalizer for a Danish CPR-nummer (personal identification number, format DDMMYY-SSSS). Checks digit count and date-of-birth validity, determines century from the 7th digit per official rules, and derives birth date and gender (last digit odd=male, even=female). Does not rely on the modulus-11 checksum since it has not been guaranteed valid for numbers issued since 2007.