ZoomInfo’s verified go-to-market intelligence is now available directly inside Anthropic’s Claude, the company confirmed on June 5, 2026. The new native connector, powered by ZoomInfo’s GTM.AI platform, lets eligible ZoomInfo customers pull live company and contact data straight into Claude conversations without leaving the interface. For Windows-based enterprise teams already using Claude as their primary AI assistant, the integration closes a long-standing gap between sales intelligence platforms and generative AI workflows.

The connector uses Anthropic’s Model Context Protocol (MCP) to establish a secure, real-time link between ZoomInfo’s B2B database and Claude’s reasoning engine. MCP, an open standard originally proposed by Anthropic in 2024, lets AI models interact with external APIs and structured data sources through a unified interface. ZoomInfo is among the first major data providers to adopt MCP for enterprise-scale GTM data, signaling a shift toward more governable, transparent AI integrations.

What the Claude Connector Actually Does

Instead of switching between ZoomInfo’s web app and a Claude chat window, sales reps, marketers, and account executives can now query ZoomInfo data using natural language directly inside Claude. A user might ask, “Give me a list of VP-level engineering contacts at cloud-native companies in the Midwest with more than 500 employees,” and Claude will fetch verified ZoomInfo records that match those criteria, then format them as a table or inline summary. The connector respects the user’s existing ZoomInfo permissions, so everyone on the team sees only the data they’re authorized to access.

The integration also supports deeper compound queries. For example, a sales manager could ask Claude to compare a prospect’s tech stack—derived from ZoomInfo’s Scoops and Intent signals—against their own product’s compatibility list, then suggest tailored talking points for a discovery call. That blend of static firmographic data and real-time behavioral intelligence is something traditional CRM plug-ins have struggled to deliver without manual cross-referencing.

ZoomInfo’s GTM.AI engine, which debuted in late 2025, handles the heavy lifting on data freshness. It continuously verifies email addresses, direct dial phone numbers, job changes, and company attributes across millions of records, feeding the most up-to-date snapshot to Claude whenever a query is invoked. According to ZoomInfo, the average end-to-end latency for a multi-step lookup inside Claude is under three seconds, making it practical for live customer meetings.

MCP: The Glue That Enables Governable AI Workflows

The Model Context Protocol deserves a closer look, because it represents a fundamental change in how enterprise AI tools connect to proprietary data. Unlike ad-hoc API integrations that often require brittle custom code, MCP defines a standardized client-server architecture where the AI host—in this case, Claude—acts as the client and the data source runs as an MCP server. ZoomInfo developed a dedicated MCP server that exposes its GTM data over a secured WebSocket channel. Claude can then “mount” that server as a context source, treating ZoomInfo queries as native tool calls.

This matters for Windows-centric enterprises because it decouples data governance from the application layer. IT administrators can manage the MCP server—and by extension, the ZoomInfo connector—through the same endpoint management tools they already use for other line-of-business applications on Windows 11 and Windows Server. Group policies can control which users or devices can establish connections, and all data flows are encrypted with TLS 1.3. For companies subject to GDPR, CCPA, or sector-specific regulations, that auditability is a hard requirement.

Anthropic’s commitment to making MCP an open standard also means other data providers can build similar connectors. Early adopters like ZoomInfo are effectively laying the groundwork for an ecosystem where AI assistants become the user-facing front end for multiple enterprise data sources, all governed through a common protocol. Microsoft, which is a major investor in OpenAI and has its own Copilot ecosystem, has not yet announced official MCP support, but several Windows Enterprise customers are reportedly evaluating MCP-based architectures for internal tools.

Governance at the Center: How the Connector Handles Permissions and Privacy

One of the biggest concerns with embedding sensitive sales data into a large language model is that data might be retained for training or inadvertently shared across customer tenants. ZoomInfo and Anthropic addressed this head-on with a governance model they’re calling “zero-retrieval-no-training.” When Claude queries ZoomInfo through the connector, the data flows ephemerally—Anthropic’s servers process the request, Claude reasons over the result, and the raw ZoomInfo records are discarded from memory once the conversation ends. No ZoomInfo data is used to train or fine-tune Anthropic’s models.

On top of that, ZoomInfo’s MCP server enforces row-level security. Every API call inherits the authentication token of the logged-in user, meaning the server checks the user’s ZoomInfo license tier, export limits, and field-level permissions before returning even a single record. If a sales rep has access to company-level data but not contact-level data, the connector will not surface individual email addresses or phone numbers. This granularity makes the connector viable for large enterprises with multi-tiered data access policies.

For Windows environments, administrators can layer on additional controls via Microsoft Entra ID (formerly Azure Active Directory). The connector supports OAuth 2.0 and SAML 2.0, so it ties directly into existing single sign-on flows. Conditional Access policies can restrict use of the connector to managed Windows devices or specific IP ranges. In practice, that means a salesperson working from a corporate-issued Surface Laptop can use the Claude connector freely, while someone trying to access it from an unmanaged personal device might be blocked entirely. ZoomInfo confirmed that these Entra ID integrations are available at launch for customers on its Enterprise and Unlimited plans.

The Competitive Landscape: Why This Matters for Windows Users

ZoomInfo’s move comes as the battle for AI-assisted selling intensifies. Salesforce has been embedding Einstein GPT across its platform, Microsoft is pushing Copilot for Sales, and smaller players like Apollo and Lusha are adding AI features to their own products. But none of those solutions are natively woven into an AI assistant as widely adopted as Claude. For Windows users who already rely on Microsoft 365 and Teams, there’s a natural question: why not just use Copilot for Sales with the built-in CRM?

The answer, for many enterprises, is that their sales tech stack isn’t monolithic. A typical mid-market B2B company might use ZoomInfo for prospecting data, Outreach or Salesloft for cadence, Slack and Teams for internal comms, and a separate tool for conversational intelligence. Claude, because it runs as a standalone application on Windows, macOS, and the web, can serve as the common thread across those tools. The ZoomInfo connector makes Claude the first AI assistant to offer deep, permissioned access to live GTM data without being locked into a single CRM.

Microsoft’s own Copilot for Sales does integrate with third-party data sources, but the integration is primarily through Dynamics 365 or Salesforce connectors—it doesn’t yet support a direct link to ZoomInfo at the data field level. That may change if Microsoft adopts MCP or builds an equivalent protocol, but for now, the ZoomInfo-Claude connector offers a more open alternative. It’s particularly compelling for Windows shops that have standardized on Claude for enterprise AI after rigorous security reviews.

Real-World Use Cases Already Emerging

Even though the connector was only publicly announced on June 5, a handful of design partners have been using it in private beta since March 2026. Early feedback highlights three patterns.

First, territory planning has become dramatically faster. A regional sales director at a cybersecurity firm described slicing a list of 3,000 target accounts by industry, cloud usage, and recent funding events—all via Claude—in about the time it used to take just to export a CSV from ZoomInfo and load it into Excel. “It’s like having a data analyst on call,” they noted, “but I still trust the numbers because they’re coming from ZoomInfo, not some probabilistic generation.”

Second, call preparation is more context-rich. Instead of pasting a company summary into a note, reps are asking Claude to build a quick brief that combines ZoomInfo’s org chart with recent news from the company’s Scoops feed. Claude then formats it into a one-page briefing doc that the rep can glance at during a Teams call on their Windows device.

Third, the connector is being used for account health monitoring. A customer success manager described setting up a recurring prompt: “Show me all accounts in the West region where the primary contact has changed jobs in the last 90 days.” Claude queries ZoomInfo, flags the accounts, and even drafts a re-engagement email template. Previously, that process required manual review of Salesforce records and LinkedIn searches.

System Requirements and Availability

The ZoomInfo Claude connector works with Claude Pro, Claude Team, and Claude Enterprise plans. On the ZoomInfo side, it requires a Professional, Advanced, or Elite license tier. Customers must enable the integration through the ZoomInfo Marketplace, where they’ll find a setup wizard that provisions the MCP server endpoint and generates an API key. The wizard also walks through configuring the Entra ID SSO connection if desired.

On Windows, the connector operates purely through the Claude web and desktop interfaces; there’s no separate installer. As long as the user is running Windows 11 version 24H2 or later, or Windows 10 version 22H2 with the latest security updates, the browser-based and Electron-based Claude app handle all MCP communications. ZoomInfo said that users on older Windows builds may encounter certificate validation issues due to TLS 1.3 requirements, so admins are encouraged to verify that their fleet is up to date.

There is no additional cost for the connector itself—it’s included with eligible ZoomInfo subscriptions. However, usage of Claude is subject to Anthropic’s standard rate limits and token pricing. Enterprise customers with high query volumes should discuss throughput guarantees with their Anthropic account teams;

What This Means for the Future of AI-Assisted Work on Windows

The ZoomInfo-Claude connector isn’t just a one-off integration; it’s a proof of concept for how tightly AI assistants can bind to proprietary enterprise data without sacrificing security or governance. For years, Windows administrators have grappled with the tension between user productivity and data protection. MCP-based connectors like this one offer a path where the AI tool becomes a controlled access point rather than a data exfiltration risk.

Looking ahead, it’s easy to imagine other enterprise data platforms—Dun & Bradstreet, 6sense, Clearbit—building their own MCP servers and plugging into Claude or other MCP-compatible AI hosts. If Microsoft eventually embraces MCP, the same connectors could become available in Copilot, further collapsing the distinction between CRM, sales intelligence, and the Windows desktop. For now, ZoomInfo is betting that the open ecosystem will win, and on June 5, 2026, it made a significant down payment on that bet.