"Arm" matching MCP servers:

Look up Polish companies from any AI assistant: registry data (KRS, REGON, CEIDG), VAT white list checks before payments, and financial statements of 4.4M businesses. Read-only tools backed by official public registers.

An MCP server for the ProveTrade trade-audit stack that lets models validate CSVs, run paid audit runs, and check service health/deploy status via typed tools.

Enables LLMs to retrieve the official Colombian TRM (USD/COP exchange rate) with its validity window, perform currency conversions, and analyze rate series, all with auditable provenance.

Enables read-only access to Interbanking (Argentina) banking data from an agent, letting users ask in natural language for account lists, current and historical balances, and account movements with credit/debit totals. It never exposes any operation that moves money.

A unified MCP server that integrates Zoho CRM and Zoho Books, enabling AI assistants to manage CRM records, Books customers/invoices, synchronize data, and search across both systems.

Agent Toolkit for Mercado Pago

Connects your LCApps CRM with AI assistants like Claude, enabling querying and creation of CRM data such as clients, invoices, and expenses. Optionally allows saving PDF documents locally when used as a package.

AI-native CRM with 33 tools. Pipeline, leads, health scores, revenue analytics, CSV import/export.

Enables querying official Amazon state tax authority sources for debt clearance certificates using digital certificate authentication, with read-only, prepaid per-query access.

Read-only MCP server for consulting official SEFAZ Amazonas negative debt certificates (Certidão Negativa de Débitos), with a single tool accessible via any MCP over HTTP client.

MCP server that enables read-only consultation of SINTEGRA (Amazonas state tax registration) data from official sources, usable with any MCP client over HTTP.

An MCP server that provides live fair-market-value price comparisons and Ed25519 signed-receipt verification for x402/MPP services, enabling agents to sanity-check quotes and verify receipts.

Consulta IPVA do Amazonas em fonte oficial via MCP, com uma ferramenta somente leitura e pagamento por consulta.

MCP server that scans EVM chains to identify profitable free-mint NFT collections and wallets farming them, ranking by on-chain secondary PnL. Supports multiple chains via Seaport and offers tools for scanning collections, wallets, and job status.

Provides a single read-only tool to consult NFC-e (electronic invoice) data from SEFAZ Amazonas via MCP over HTTP, with prepaid credits.

Enables querying persisted cross-venue spread alerts between Polymarket and Kalshi, including recent arbitrage opportunities, spread history for watched topics, and the list of watched topics with thresholds.

Scans funding rate arbitrage opportunities across perpetual exchanges (Hyperliquid, Binance, Bybit, OKX) and returns cross-venue spreads and annualized yields. Uses x402 micropayments for pay-per-call access.

MCP server providing tools to list, search, and manage Forex currency pairs, along with a calculator and exchange rate lookup.

Caches and serves DDR/DRAM weekly price series from memorys.com and historical memory technology data, with tools for refresh, validation, analytics, forecasting, and chart rendering.

Real-time regulatory intelligence for prediction markets. SEC, CFTC, Fed, FinCEN monitoring. 22 x402-paid MCP tools from $0.001 USDC on Base L2. Oracle data for UMA and Chainlink.