"Understanding Context Memory in Chat Systems" matching MCP connectors:

Authenticated, user-scoped MCP connectors for 30+ business systems.

Chat-first business management. 22 industry templates, 14 widgets. Manage clients, sales, inventory via natural language. OAuth 2.0 authentication.

[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/

Wholesale BOM pricer: send a parts list, get a priced line-by-line quote by email in minutes.

Inventory management for small organizations: search, assign, report, order, set up by chat.

Connect Exact Online accounting to Claude, ChatGPT and Copilot. 75 tools, OAuth 2.1, EU-hosted.

AI for Tally Prime and Tally ERP 9. Hosted MCP server to ask your accounts in any language.