"Using OpenRouter API to integrate calls to other LLMs on Claude desktop" matching MCP connectors:
Matching Connector Tools:
Conta Azul ERP MCP — sales, customers, finance and NF-e via OAuth 2.0. Read + write, 35 tools.
Financial & accounting management on Omie (Brazil's leading cloud ERP), payables/receivables, financ
Olist Tiny e-commerce ERP (formerly Tiny ERP) with the full official REST API v3, products, stock, o
Microvix retail ERP (Linx, part of the Stone group) for store chains and franchises, via the officia
Bling ERP (SMB and e-commerce management, by Locaweb) via the official v3 API, sales orders, product
Financial management on Procfy — transactions (revenue/expense/transfers), bank accounts, contacts,
ConnectPlug (CPlug) POS and ERP for restaurants, food service and retail, with the full official RES
Financial and accounting reconciliation on F360 Finanças (management for retail chains and franchise
ERP français avec serveur MCP natif : plus de 1 800 actions métier auto-générées via OpenAPI.
Brazilian AI-powered accounting & tax automation: NFS-e invoicing, CBS/IBS tax reform, compliance.
8 EU accounting (x402 USDC on Base): reconcile, VAT, invoicing. Free health.
QuickBooks MCP Pack — query customers, invoices, and accounts via QuickBooks Online API.
Headless API-first double-entry accounting & bookkeeping engine. 84 MCP tools over HTTP.
[A4B](https://a4b.ai/) is a flat-rate CMMS (asset & maintenance management) that ships a native MCP server — an integration still uncommon in the CMMS category. AI assistants like Claude and ChatGPT can query asset inventory, create and update assets and maintenance tasks, search history, and generate reports. Secured with OAuth sign-in, audit logging, and per-organization isolation. Docs: https://docs.a4b.ai/mcp/
AEC subcontractor vendor procurement plumbing layer. Preview - V3 launches 2027.
Connect Exact Online to your favourite AI with the Ledger Botje MCP server.
Double-entry bookkeeping: accounts, journal entries, bank feeds, reconciliation, and reports.