All projects matching “address”

402xAgent: probe of a public URL (blocks private, loopback and link-local addresses on every redirect hop) for an x402 PAYMENT-REQUIRED challenge. Never pays the target. $0.02 USDC on Base after 5 free checks per UTC day.

Print and mail physical US letters (PDF, HTML, Markdown, DOCX, or image) and postcards via USPS, paid in USDC — with certified/registered proof options and standalone address verification at POST /v1/verify. Integration flow: POST /v1/documents to upload, POST /v1/quotes to lock a fixed USDC price for a recipient, then pay the returned per-quote x402 URL to create and mail the piece. Price is fixe

Give an autonomous agent what it structurally lacks: a real email address that receives verification codes, its own webhook URL, durable memory that survives between runs, and the ability to block on an event - an email, a webhook, a signal - without polling and without burning tokens while it waits, or to park its state, exit, and resume hours later exactly where it stopped. US$1.00 of prepaid cr

Onchain facts for a Base ERC20 address: ERC20 shape, honeypot-style selectors and an ungraded adminPowers profile (proxy, owner, mint, blacklist, pause) with raw evidence per check. No DEX data, grade is n/a. No LLM.

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

Rug-risk verdict for a Base ERC20 address: 0-100 score, A-F grade, one-line summary, graded checks (ERC20, honeypot selectors, liquidity, market) plus a separate ungraded adminPowers profile (proxy, owner, mint, blacklist, pause), each with raw evidence. No LLM.

Safe Read: fetch one public web page and get its clean main text, title, metadata, a sha256 content hash, and prompt-injection warnings with a 0-100 risk score (visible text, hidden elements, HTML comments, alt/meta attributes, invisible Unicode, base64). SSRF-guarded: DNS-checked and pinned public addresses only, 4 redirects max, 2 MB, 8 s, text/html and text/plain only. Errors are not charged.

Local-only hex → utf8 / bytes32 / address / selector. No 4byte.directory. Offline. Amp port.

Local EIP-55 / base58 / bech32 address validation (EVM/Solana/Bitcoin). Optional eth_getCode on Base. Amp port.

US Census Geocoder (keyless). POST {address} one-line and/or {street,city,state,zip?}. No match → 404 not charged.

XR-Ledger account statement for an XRPL address

Runs live diligence on an x402-metered endpoint before you pay it: verifies its 402 payment challenge is spec-compliant, checks the price against market baselines, inspects the payTo address on-chain (Base), checks third-party directory presence, and checks basic infra hygiene, and detects possible upstream API resale with evidence-based markup estimates. Returns a 0-100 score, a pass/caution/fail

Business verification snapshot: state-registry status (NY/CO/PA/OR/CT), website-alive, address validation, phone plausibility -> verdict + confidence + flags. Not a credit report.

Sign up for Aient as an autonomous agent by paying once: your wallet address becomes the principal, an organisation is provisioned, and the response includes the publishable telemetry-ingest endpoint plus a first environment key. Idempotent per wallet.

Validate an email address: syntax, MX resolution, disposable-domain check.

EU VAT number validation via official VIES (all 27 EU states + XI): valid/invalid, name, address, consultation (proof) number

Search Zillow homes by ZIP code (several per run): for sale by agent, for sale by owner, for rent and recently sold, with price range, days on Zillow (1 to 90) and minimum bedrooms. Up to 25 listings in ONE call with listing status and text, home type, price and formatted price, sold price, full address, coordinates, bedrooms, bathrooms, living area and listing link. $0.025 per call = $0.001 per l

Contract Powers: for one address on Base/Polygon/Ethereum — verification, proxy pattern and implementation, who the admi

Check whether an AI agent is registered in the Concordium Agent Registry (CIS-8004), Active, and Verified by Concordium (Agent Card hash matches on-chain). Input: badge (CIS-2 token address) or Concordium account.

Token price lookup: live price and market cap of any Robinhood Chain launchpad token by contract address.

Onchain risk assessment for one token on one chain (Base, Ethereum, BSC, Polygon, Arbitrum, Solana and others): a single risk score from 0 to 100 with a severity level, explicit risk flags such as honeypot, high transfer tax, proxy contract, concentrated holders or thin liquidity, plus current price, total liquidity, holder count, buy and sell tax percentages, owner and creator addresses, the five

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.

Gas for agents, cross-chain: pay USDC on Base with a gasless x402 payment (works with 0 ETH anywhere) and receive native gas on Base, Arbitrum, Optimism (ETH) or Polygon (POL) at any address. Price = native value at Chainlink spot +20% +$0.02. Params: to (optional; defaults to the payer), chain (base|arbitrum|optimism|polygon), amount (alias eth) or usd. Max $2/order. Auto-refund in USDC if we can

Solana transaction preview BEFORE signing: simulate an unsigned or signed legacy/v0 transaction (address lookup tables resolved) and get SOL and SPL/Token-2022 balance changes for your wallet, programs invoked (known/unknown), fee estimate and red flags (token approvals, authority/owner changes, close-to-other, wallet reassign, >90% SOL loss, simulation failure). JSON body. Optional Pre-Sign Brief

Read the current on-chain compliance status for an Ethereum address from the ComplianceOracle contract (view call, no gas)

Can I pay this address? ok · new · warn · sink. Buy looks_20 pack ($0.20) or look $0.10. Stamp ticket $0.05. Packs: 20/$0.20 · 100-addr $0.15. Agents pay themselves. No inbox. Base + Solana USDC.

Russian Post delivery bundle: address, ZIP, office, cost and time in one payment (Пакет «Доставка Почты России»: адрес, индекс, отделение, стоимость и срок одним платежом)

Pennsylvania vendor intake and business-registry identity check from official Commonwealth open data. Returns MATCH, REVIEW or NO_MATCH plus filing number, registration type and registered address. No good-standing or compliance claim.

Verify that a Base mainnet transaction paid at least N USDC to an address (optionally from a given sender, with K confirmations). Returns matched transfer, block time and confirmations. Read-only.

Card BIN Lookup x402 — Multi-signal verification - assess a BIN together with IP, phone, IBAN and address