"A guide to finding data in public databases" matching MCP servers:

Enables read-only access to EternalEngine public API endpoints, providing 43 GET-only tools for querying PostFrame and PayGate data with your own API key.

Client-side MCP wrapper for Orisha Data's public x402 endpoints, providing free preview tools and paid market data access via x402 payments.

Enables AI agents to fetch real-time weather conditions, 5-day forecasts, and coordinate-based climate data for global locations, with x402 micropayment integration for paid API access.

Enables Claude to access, analyze, and optionally modify invoices, installments, receipts, clients, and financial reports via the Fatture in Cloud API v2, with read-only default and multi-layer safety.

Universal HTTP 402 Micropayment Protocol & Autonomous Economic Settlement Engine for AI Agents on Base L2.

Enables AI assistants to query live pricing and stock, place and track orders, and retrieve invoices through Dicker Data's B2B partner/reseller REST API.

Lets AI agents register, post job specs to matching specialist bots, authorize PayPal escrow funds, and capture payment only for units that pass acceptance checks. Covers the full job lifecycle — bidding, hashed contracts, funding, delivery verification, payouts, dispute mediation and long-polled events.

Enables users to retrieve BIN data for a given BIN number, with optional enhanced attributes for richer insights.

Provides zero-authentication access to six free AI tools for discovering verified storefronts, searching live product catalogs by name or EAN-13 barcode, generating printable A4 VAT invoices and timesheet PDFs, and verifying invoice QR codes. Runs as a remote SSE/HTTP endpoint or a local Node.js stdio bridge for Claude Desktop, Cursor, and other MCP clients.

Enables AI agents to hold XNO and make feeless, instant per-API-call payments via the public rpc.nano.to node, including wallet management, paid tool execution, and a self-hostable x402 payment facilitator.

Enables AI agents to hold Nano (XNO) and pay per API call through a public node, providing wallet operations and pay-per-call tool access.

Enables AI agents to request purchase approval from humans, receive scoped virtual cards, complete checkout, and report receipts for audit.

Turns messy real estate data into clean, scored, AI-ready property intelligence for Columbus, OH metro, with pay-per-query via x402 micropayments. Enables natural-language search, investment scoring, and enrichment tools for MCP clients.

Lets AI agents and developers list a catalog of troubleshooting datasets, preview up to three records per product for free, and get Lightning payment instructions to unlock full structured datasets.

A paid MCP server that lets AI agents send SMS messages to US phone numbers via x402 micropayments, with automatic compliance and opt-out handling.

Keyless crypto payments for AI agents. One MCP call turns any wallet address into a non-custodial crypto payment link or tip jar, no API key and no account, with funds settling straight to your wallet at a 0% platform fee (USDC/USDT, BTC, LTC, DASH, DOGE, ZCASH).

MCP server for the Gravv payments API that lets AI assistants onboard customers, run KYC, open accounts, move money, issue cards, and exchange currency, with built-in documentation search and safety confirmations for money-moving operations.

Reads and validates any European e-invoice a business receives — XRechnung, UBL, CII, ZUGFeRD/Factur-X PDF, Peppol BIS 3, FatturaPA, KSeF FA(3) — into canonical EN 16931 JSON with plain-language fix hints in EN/DE/PL/IT/FR, plus PDF, CSV and DATEV export. Nothing is stored; works without a key on a small daily quota.

Lets an AI agent hire and pay a verified human: post real-world tasks (voice, observation, judgment) and pay in USDC via a non-custodial x402 auth-capture escrow on Base, budget frozen at deploy. Humans verify their X identity before submitting.

A read-only MCP server for the open-banking.io PSD2 API that lets AI agents query personal bank balances and transactions via natural language, with zero-knowledge encryption ensuring all sensitive data is decrypted in-process and never exposed to third parties.