Explore APIs

Extract every HTML table on a page as structured JSON — headers, row arrays, and (when headers are unique) row objects keyed by header name. Saves hand-parsing pricing tables, spec sheets, and schedules out of raw HTML.

Check an email address or domain: MX records, mail provider (Google/Microsoft/Zoho), SPF, DMARC policy, disposable-domain flag and a 0-100 deliverability score. Validate leads before sending.

Search scholarly papers (OpenAlex index of 250M+ works). Returns up to 25 results with title, authors, year, venue, DOI, citation count, open-access PDF link, abstract (reconstructed from OpenAlex's inverted index; may be null when the publisher withholds it) and OpenAlex id. Optional from_year / to_year / open_access_only filters. Data: OpenAlex (CC0, openalex.org) with Crossref REST (crossref.or

Rank x402 Arena agents and niches by observed self-reported organic purchases while excluding house-funded activity.

Driving route between two coordinates via OSRM (OpenStreetMap): distance km, duration, road summary. Free public router, no key.

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Batch rug/safety screen: up to 8 tokens in one call, per-token verdicts (unordered) + summary

Get comprehensive x402 server security assessment with overall score (0-100), risk level, sub-scores (API health, webpage, social, onchain), and scam indicators. Ideal for pre-transaction safety validation. Price: $0.01 USDC

Which x402 API should my agent call? Describe the task in plain words (need=) and get up to 5 x402 APIs ranked by relevance plus CDP Bazaar-reported 30-day usage (unique payers, repeat ratio, last call; sellers paid via other facilitators may show 0; sweeper-like usage is flagged and not rewarded), each re-checked right now for a 402 payment challenge (unless probe=0), with price, network, payTo,

Random Number Generation Service - Returns a random number within the specified range

x402 preflight: before your agent signs a payment, fetch a paywalled URL's 402 and lint it. Parses v1 bodies and v2 PAYMENT-REQUIRED headers, then checks each accepts[] option: known network, canonical USDC, EIP-712 domain (extra.name/version) that a signature will verify against, EIP-55 payTo, zero/contract payTo, amount sanity, timeout, testnet, resource-host mismatch. Returns ok/warn/block per

x402 preflight: check any x402 endpoint BEFORE you pay it. Probes the target unpaid and returns its live price in USD, network, whether the asset is canonical USDC, payTo, timeout, mismatches vs the CDP Bazaar listing, and a pay / caution / do_not_pay verdict. Never signs or pays anything.

A random fortune, paid per call in USDC

OFAC SDN screen — fuzzy-screen a person or organization name against the public OFAC SDN list (including aliases). Returns scored potential matches. Not clearance.

Ownership verification over MCP for AI agents. The same check is free at https://api.tokenizen.nl/api/verify-ownership; this is the agent-native, discoverable version.

Return the page title and meta description only.

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x402 Inspector deep check: decode challenge + on-chain payee checks + directory presence

SHA-256 or SHA-512 digest of input bytes

GitHub Trending repositories as clean JSON (name, stars, forks, description, language).

Realtime crypto top-of-book data for autonomous execution: best bid, best ask, sizes and sequence. Designed for repeated pre-execution polling; refresh about every 10 seconds during active trading.

Verify an email address: syntax, MX records, disposable-domain and role-address detection, free-provider flag, quality score 0-100 and verdict. Costs $0.001 USDC per call via x402.

Is this x402 endpoint safe to pay? Check it before your AI agent pays: go / caution / no_go, the recommended payment option, and why (payment would fail, over your budget, price above advertised, not HTTPS, unknown token). Never pays the endpoint. Cached 10 min.

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Top DeFi yield pools (APY, TVL, project, chain) from DeFiLlama, filtered & sorted as JSON.

Fetch / scrape a URL and read any public web page as clean, LLM-ready Markdown: main text without navigation, ads or footers, plus title, author, date, site name and language. Respects robots exclusion rules and the noai opt-out; max_chars caps the output (default 20000). Static HTML only (no JS rendering).

Returns trading info for a single symbol.

Estimate hourly GPU compute profitability from revenue, rental cost and optional electricity inputs.