Top 9 MCP Servers for Business & CRM in 2026

Business and CRM data is where AI agents earn their keep. Once an assistant can read a deal pipeline, update a contact, pull an invoice or triage a support ticket, it stops being a chat toy and starts doing real revenue work. The Model Context Protocol (MCP) is what makes that connection standard instead of bespoke — and in 2026 nearly every serious CRM, billing and support platform ships or blesses an MCP server.

The catch: an MCP server you install is code that runs with your API keys and, in many cases, permission to create, update and delete records in your system of record. Star counts and vendor logos tell you nothing about that risk. So every server on this list has been scanned by MCP Trust Checker, our deterministic security engine, and carries an A–F MCP Trust Score (0–100). Read it like a school grade: A is clean, B means minor issues worth a glance, and anything lower — or any count of high-severity findings — is a prompt to review the details before you hand over credentials.

We ranked these best-first by real-world usefulness and adoption, then note the grade honestly for each. A high score with high-severity findings is not a contradiction — it usually means a powerful, write-capable server that simply demands more scrutiny. Here are the nine we'd actually reach for.

1. HubSpot MCP Server

The official, HubSpot-maintained server exposes the whole CRM object model — contacts, companies, deals, tickets, notes, tasks, engagements and custom objects — as typed MCP tools. It runs locally through npx and authenticates with a HubSpot private-app access token, so an agent can fetch exactly the slice of CRM context it needs instead of ingesting your entire portal. It is the most-cited CRM MCP in 2025–2026 sales roundups. One practical note: the public GitHub repo is a stub — the real code ships via the npm package.

MCP Trust Score: A (91/100) · GitHub · npm

2. Salesforce DX MCP Server

Salesforce's official server bridges AI assistants and IDEs directly into your orgs. Unlike read-only connectors, it supports full create/update/delete of records, SOQL queries, metadata operations, Lightning Web Components and DevOps tasks — all scoped to the user's own access rights and org governance. It is the enterprise-grade choice and a canonical entry in CRM MCP guides. Because it is genuinely write-capable, our scan flags 4 high-severity findings and rates its capability level high; the composite score is still a perfect 100, but review those findings on its registry page before you grant an agent destructive permissions in a production org.

MCP Trust Score: A (100/100) · GitHub · npm

3. Stripe MCP (Agent Toolkit)

Stripe's official MCP server, part of its ~1.7k-star Agent Toolkit, handles payments and billing operations: create and read customers, products, prices, invoices, subscriptions, payment links and refunds through function-calling tools. Run it locally via npx with a Stripe secret key, or point at Stripe's OAuth-secured hosted endpoint at mcp.stripe.com. It is the default building block for revenue and billing automation in business MCP stacks, and our scan comes back clean with no high-severity findings.

MCP Trust Score: A (100/100) · GitHub · npm

4. Airtable MCP Server

Airtable is a lightweight CRM and business database for a huge number of teams, and this server (from domdomegg) is the de-facto way to give an agent access to it. It inspects table schemas first, then lists, searches, creates, updates and deletes records and manages base and table structure — turning any base into an agent-addressable data store. MIT-licensed and one of the most-installed community CRM/data servers on npm and the PulseMCP/Glama directories. Clean A grade, zero high-severity findings.

MCP Trust Score: A (100/100) · GitHub · npm

5. monday.com MCP Server

The official monday.com server offers plug-and-play access to the platform's GraphQL API. Agents can read and update boards, items, columns, groups and users, and an "ATP" mode exposes explore_api and execute_code tools to navigate and call the GraphQL API dynamically — handy for work-management and lightweight CRM workflows. Actively developed (v3.x) and the standard MCP for monday-based sales and ops teams, with a clean scan.

MCP Trust Score: A (100/100) · GitHub · npm

6. Attio MCP Server

Attio is the AI-native CRM, and this actively-maintained server (v1.6+) is the most complete MCP for it — a frequent "unexpectedly excellent" pick in CRM MCP reviews. Agents can search and manage people, companies, deals, tasks, notes and list entries, update pipelines and automate go-to-market workflows against Attio's flexible data model. Install the attio-mcp package; the older attio-mcp-server package is a stale four-tool build. Our scan gives it a solid B (87) with 1 high-severity finding and a high capability level — nothing alarming, but glance at the finding on its registry page before granting write access.

MCP Trust Score: B (87/100) · GitHub · npm

7. Pipedrive MCP Server

Built on Pipedrive's official JavaScript SDK and the MCP TypeScript SDK, this server targets the Pipedrive v2 API and exposes tools for deals, persons, organizations, products and activities. An agent can query and manage a full sales pipeline directly from Claude Desktop, Cursor or Claude Code. Of the many community Pipedrive forks, it is the most turnkey — a single clean npx pipedriver install — and it scans as a clean A.

MCP Trust Score: A (100/100) · GitHub · npm

8. Zendesk MCP Server

CRM does not stop at sales, and this server (v1.4, from SShadows) covers the customer-service side. It wraps the Zendesk Support API with roughly 55 tools for ticket search/create/update, user and organization administration, help-center content and automation workflows, plus AI-assisted ticket analysis. It supports both stdio (API-token) and HTTP (OAuth 2.1) transports, is regularly updated, and installs straight from npm with a clean scan.

MCP Trust Score: A (100/100) · GitHub · npm

9. Close CRM MCP Server

Close is a sales-focused CRM popular with inside-sales teams, and this verified npm package lets agents manage leads, contacts, opportunities, emails, calls and tasks through the Close API. Install it via npx with a CLOSE_API_KEY. Close also runs an official OAuth-secured hosted server at mcp.close.com for no-code setup, so this community package and the vendor endpoint complement each other. Near-perfect A grade, no high-severity findings.

MCP Trust Score: A (98/100) · GitHub · npm

How we graded these

Every score above comes from MCP Trust Checker, our deterministic, open-source scanning engine. It reads the actual published source from npm (or PyPI) and evaluates it against our capability-flow trust model and MTC- rule set — no LLM, no vibes. The same input always produces the same score, so the grade you see is reproducible and auditable rather than a subjective star rating. Each server's registry page breaks down its capability level, any high-severity findings and the reasoning behind the letter grade, so you can make an informed call before granting access. Browse the full methodology and every scanned server at the registry.

This is a living list — the full Business & CRM category in the MCP Trust Registry has more servers, and grades update as packages ship new versions. Considering a server that is not here, or want to verify one of these yourself before you install it? Scan any npm or PyPI package for free through our public API and see its Trust Score in seconds.

npx mcptrustchecker