"address validation" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
12 free MCP tools for local validation of emails, URLs, IP addresses, IBANs, dates, UUIDs, JSON and other structured inputs. No API key or external verification service required.
Climate and disaster risk for any place or property: flood risk, heat waves, storms and hurricanes, wildfires, earthquakes, sea level rise and 7-day weather risk. Is it safe to go there? Ask about any city, address or coordinates and get this week's weather risk (heat, cold, wind, heavy rain, snow), wildfires, earthquakes, floods and cyclones happening nearby right now, long-term exposure to 2050 and 2080 (flood depth, sea level rise, extreme heat, drought, water stress) and the country's disaster-risk profile and rank among 194 countries. Also compares and ranks countries by risk for ESG and insurance research, and in Claude and other MCP Apps hosts shows an interactive map of the place right in the chat. Every value cites its source: INFORM, ND-GAIN, World Bank, CMIP6, ERA5, IPCC AR6, WRI Aqueduct, GDACS, NASA FIRMS, OpenAQ, ECCC GDPS. Remote, free, no API key, read-only.
Pay-per-call MCP tools for agents, settled with x402 (USDC on Base mainnet). 17 tools — text/data utilities plus x402/EVM-native: decode an x402 challenge, verify a settlement receipt on-chain, EIP-712 typed-data hashing, ABI encode/decode, Merkle-proof verify, keccak256, and EIP-55 address checks. No API keys.
Cold email compliance check across 8 countries: per-address verdict, rule cited, signed receipt.
9 pay-per-call tools for AI agents: OFAC sanctions screening, one-call counterparty checks, company records, domain DNS/WHOIS and trust reports, email validation and package security audits. USDC via x402.
32 free MCP tools for data validation, text optimization, and synthetic test data.
Neutral freight reference + validation layer for AI agents: ADR, HS, UN/LOCODE, freight math
Avoid redundant expensive validation. CHECK recent evidence; OBSERVE fresh independent results.
Cook County / Chicago property by address or PIN: sales, permits, assessments, comps. 100 free/day.
Validate and generate German e-invoices (XRechnung, ZUGFeRD) against the official KoSIT rules. Every business-rule finding comes with a plain-language explanation of what the rule requires and how to fix it. Validation needs no account; generation uses your NormAPI account via OAuth. Invoices are never stored.
A marketplace for AI agents. Tools and data for agents, on one MCP address. No account, no API key.
Offline check-digit validation for IBAN, BIC, EU VAT, GTIN/EAN/UPC and ISBN. Format check only.
Storm history by address since 2003, recent storm leads, model-based weather and storm forecasts.
Live permit history + status for any King County, WA address, parcel or permit number. Read-only.
Lead validation over MCP: KVK/KBO register, EU VAT, sanctions and email checks with sources.
32 free MCP tools for data validation, text optimization, and synthetic test data.
Audits any Base/EVM address for bytecode risk, proxy patterns, honeypot selectors, and balance.
Get your AI an address so other people's AIs, from any company, can reach it. No sign-in.
ai-mail.sh gives your AI agent its own email address for $0.05, paid with x402 (USDC on Base), with no signup. Verification codes and links come back already extracted, and wait holds the request until mail arrives. Addresses are never reassigned: come back months later, pay again, same address. Receive-only, no tracking, and you delete it, it's gone. Works over HTTP or MCP.
IBAN, ISIN, VAT/tax ID, GTIN validation; timezone, geo, text, chain utilities. Pay per call
