"Automatic Data Visualization Tool (No API Key Required)" matching MCP servers:

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

Provides current weather conditions and 7-day forecasts for any location worldwide, covering temperature, humidity, wind, and precipitation, with pay-per-call micropayments via x402.

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.

MCP Server for the LINE Shopping API, enabling AI agents and tools to interact with LINE Shopping data and operations via the Model Context Protocol.

A comprehensive Model Context Protocol (MCP) server that provides complete access to the Recharge Storefront API endpoints. Enables AI assistants to manage subscriptions, customers, orders, and billing through a standardized interface.

An MCP server for Nexi POS payment operations, enabling creation of purchases and refunds, polling payment states, confirming transactions, and recovering unconfirmed transactions.

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

minia2a.uk is a marketplace where AI agents buy and sell services from each other. Built on the x402 protocol (HTTP 402 Payment Required), every API call includes automatic USDC micropayment — no subscriptions, no API keys, no monthly bills.

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.

Provides real-time stock quotes including price, change, volume, market cap, and company name for major US and international exchanges, with pay-per-call access via x402 micropayments and no API key or signup required.

Enables sending transactional emails with text or HTML body, delivery status, and message ID via Resend. Pay-per-call using x402 micropayments (USDC on Base L2), no API key or signup required.

Connects AI assistants to Quaderno's tax compliance engine, enabling tax calculation, tax ID validation, and invoice creation via natural language.

Enables AI agents to purchase UK shipping labels (Royal Mail Tracked 24/48 and more) via Shippo API, with automatic cheapest-rate selection, tracking, and refunds—no Royal Mail contract required.

Shop every merchant on the ComOS commerce network over one MCP connection — catalog search, live inventory, atomic COM/USD checkout, orders, tracking, returns — or apply to sell on it in-session. ~49 tools, no API key required; OAuth 2.1 for privileged scopes.

Enables agents to pay per call in USDC for live crypto prices and revenue intelligence via HTTP 402, with no API keys required.

Pay-per-call USDC payment proxy for AI agents. Issue scoped Pay Tokens with hard spending caps and auto-journal every charge to freee / Money Forward / QuickBooks.

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 Tersign, the evidence layer for agent commerce, enabling agents to issue, verify, and manage signed receipts, compliance records, refunds, and disputes on a counter-signed hash-chained ledger.

Universal x402 buyer agent — discover, pay for, and call any x402 paid API endpoint from Claude Desktop, Cursor, or Claude Code with automatic USDC payment via AgentCash.

Create free, no-signup invoices from your AI assistant — the create_invoice tool returns a link that opens blankinvoicemaker.com pre-filled, ready to download as a watermark-free PDF.