Fetch a URL and grade its HTTP security headers (HSTS, CSP, X-Frame-Options, etc.)

Rendert eine URL in Headless Chrome und liefert PNG als Base64 plus kurzlebige Abhol-URL. Viewport, Vollseite und Wartebedingung steuerbar.

OpenAI-compatible chat on 100+ Venice models via x402 USDC (Base). Model from GET /api/v1/models?type=text; personas via /characters. Thinking models: empty content + reasoning_content is success; use venice_parameters.disable_thinking for plain text.

Official registration data for a Brazilian company from the Receita Federal (Brazilian IRS) CNPJ registry, updated monthly: legal name (razao_social), trade name, registration status (situacao_cadastral: Ativa=active, Baixada=closed), start date, legal nature, share capital, main and secondary CNAE activities with descriptions, full address, contact info and Simples/MEI tax regime flags. Keys are in Portuguese legal terms. Free sample, no payment: https://api.brazilayer.com/v1/cnpj/amostra

Walks the events you pass through the ordered steps you name and reports per step: how many arrived, conversion from the previous step and from the first, drop-off in users and as a rate, and time to the next step as median, p90 and mean. A step counts only if it happened after the one before and inside the window. Where events carry a segment, each is tested against the largest with the same two-proportion test the A/B endpoint uses. Nothing is stored.

Transaction details and receipt by hash: status, block, from, to, value, gas used, effective gas price and decoded ERC-20 transfers.

Check Base transaction receipt status by transaction hash. Determine whether the transaction is pending, confirmed successful, or confirmed reverted, with receipt, block, and gas details.

Live gas prices: EIP-1559 base fee plus low/medium/high priority tiers in gwei, and the estimated cost of a simple transfer.

Stablecoin issuer supply in one JSON call: pass the issuer as the `slug` query parameter. Returns total and circulating supply per chain, cumulative mint and burn totals, and the 20 most recent issuance / redemption events with transaction hashes. Same numbers as the public issuer page, shaped for agents.

Email verification and deliverability check without sending anything: syntax, MX records, disposable-domain detection (121k+ known domains), role-account and free-provider flags. JSON verdict with a bounce/deliverability risk level. Validate emails for signup fraud prevention, list hygiene and lead qualification. $0.004 USDC per call, pay via x402, no API key.

Pollable tape of follow/unfollow transitions by Robinhood Chain principal accounts on X — each followed handle crossed with its measured caller record

Full OI report — all assets, all exchanges, 5-min delta

x402-native person discovery for autonomous agents. Given search criteria (title, seniority, company, industry, or location) instead of a known name, returns a list of matching people with title, seniority, department, decision-maker status, LinkedIn URL, and location. Structured JSON. Paid per request via x402.

Deterministic scenario stream generator for AI trading agent stress-testing. Simulates chronological event ticks (hype cycle, FUD cascade, etc.) with progressive step values.

Verify a URL: does it resolve, what's the final status and redirect chain, is it archived on the Wayback Machine, and (optionally) does expected text appear on the page. Checked via direct fetch and the Internet Archive.

Short-term price-movement forecast for any crypto token across 7 time horizons.

Website change monitoring / webpage change detection — text_sha256 or previous_text diff for documentation, pricing-page, changelog and policy monitoring. Batch up to 10 URLs in one call (items[]); optional CSS selector scoping and a one-line diff summary. $0.005 per URL Base ($0.01 Algorand); batch of 2-10 $0.003/URL ($0.006). Caller stores baseline; no server watch list. HTML/text only; no JS render. Failed checks not settled.

Decode an EVM signature request (EIP-712 typed data, Permit/Permit2, or ERC-20 approve calldata) into a structured intent: what token, which spender, how much, until when, plus risk_flags and an action_hint. Deterministic, no LLM. Answers an agent's question 'what am I about to sign?'

Is this x402 seller real? One seller's report card before you pay them: what they sell, price, rank of all sellers, rivals, and from the chain who actually pays it on Base: payer wallets, how concentrated they are, how many came back on 2 or more days, and how many of its payers are wide samplers that paid 30+ sellers (not shoppers). Dated, with the evidence behind each fact. $0.001 a call. Refusals are free.

Generate a QR code as standalone SVG. POST { text, ecLevel?: 'L'|'M'|'Q'|'H', margin?: 0-8, dark?, light? } (text max 2KB).