How do I find an Entity ID?

Use the `search_intelligence_entities` tool with the name of the company or person. It will return a list of matches with their IDs.

What kind of signals does KnowFirst track?

KnowFirst tracks financial events, leadership changes, social media mentions, news sentiment, and operational shifts.

Can I query raw data points?

Yes, use the `list_entity_data_points` tool to see the underlying observations recorded for any entity.

KnowFirst MCP Server for Claude Desktop 10 tools — connect in under 2 minutes

Name: KnowFirst
Availability: InStock
Author: Vinkius

modelcontextprotocol.io/quickstart/user

Built by Vinkius GDPR 10 Tools IDE

Claude Desktop is Anthropic's native application for interacting with Claude AI models on macOS and Windows. It was the first consumer application to ship with built-in MCP support, making it the reference implementation for the Model Context Protocol standard.

Get MCP Server for AI Agents

ASK AI ABOUT THIS MCP SERVER

Open in ChatGPT Open in Claude Open in Perplexity

Vinkius supports streamable HTTP and SSE.

RecommendedModern Approach — Zero Configuration

Vinkius Desktop App

The modern way to manage MCP Servers — no config files, no terminal commands. Install KnowFirst and 2,500+ MCP Servers from a single visual interface.

Download Free Open SourceNo signup required

Classic Setup·json

{
  "mcpServers": {
    "knowfirst": {
      // Your Vinkius token. get it at cloud.vinkius.com
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Fully ManagedVinkius Servers

60%Token savings

High SecurityEnterprise-grade

IAMAccess control

EU AI ActCompliant

DLPData protection

V8 IsolateSandboxed

Ed25519Audit chain

<40msKill switch

Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About KnowFirst MCP Server

Connect your AI agent to KnowFirst, the leading provider of real-time data intelligence and entity profiling.

Claude Desktop is the definitive way to connect KnowFirst to your AI workflow. Add Vinkius Edge URL to your config, restart the app, and Claude immediately exposes all 10 tools in the chat interface. ask a question, Claude calls the right tool, and you see the answer. Zero code, zero context switching.

Key Capabilities

Entity Profiling — Deep search for companies and individuals to get comprehensive intelligence data
Signal Auditing — Track changes and signals for specific entities over time to detect shifts in behavior
Market Analysis — Access trending signals by category to understand sector-wide movements
Relationship Mapping — Graph connections between entities to discover hidden networks and dependencies
Source Transparency — Audit the data sources providing information for your research

Simple Integration

1. Get your KnowFirst API Key from your dashboard
2. Configure the key in this MCP server
3. Start extracting data intelligence using natural language commands

The KnowFirst MCP Server exposes 10 tools through the Vinkius. Connect it to Claude Desktop in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect KnowFirst to Claude Desktop via MCP

Follow these steps to integrate the KnowFirst MCP Server with Claude Desktop.

Open Claude Desktop Settings

Go to Settings → Developer → Edit Config to open claude_desktop_config.json

Add the MCP Server

Paste the configuration above into the mcpServers section

Restart Claude Desktop

Close and reopen Claude Desktop to load the new server

Start using KnowFirst

Look for the 🔌 icon in the chat. your 10 tools are now available

Why Use Claude Desktop with the KnowFirst MCP Server

Claude Desktop by Anthropic provides unique advantages when paired with KnowFirst through the Model Context Protocol.

Claude Desktop is the reference MCP client. it was designed alongside the protocol itself, ensuring the most complete and stable MCP implementation available

Zero-code configuration: add a server URL to a JSON file and Claude instantly discovers and exposes all available tools in the chat interface

Claude's extended thinking capability lets it reason through multi-step tool usage, chaining multiple API calls to answer complex questions

Enterprise-grade security with local config storage. your tokens never leave your machine, and connections go directly to Vinkius Edge network

KnowFirst + Claude Desktop Use Cases

Practical scenarios where Claude Desktop combined with the KnowFirst MCP Server delivers measurable value.

Interactive data exploration: ask Claude to query DNS records, look up WHOIS data, and cross-reference results in a single conversation

Ad-hoc security audits: type a domain name and let Claude enumerate subdomains, check DNS history, and flag configuration anomalies. all through natural language

Executive briefings: generate comprehensive domain intelligence reports by asking Claude to compile findings into a formatted summary

Learning and training: new team members can explore API capabilities conversationally without needing to read documentation

KnowFirst MCP Tools for Claude Desktop (10)

These 10 tools become available when you connect KnowFirst to Claude Desktop via MCP:

audit_entity_changes

Audit historical changes for an entity

check_knowfirst_api_status

Check the status of the KnowFirst API

get_entity_connections

Graph the connections of an entity

get_entity_profile

Get complete intelligence profile for an entity

get_market_intelligence_trends

g., Tech, Finance). Get current market trends by category

list_entity_data_points

List raw data points for an entity

list_intelligence_sources

g., Public Records, Social Signals, News). List all data sources used by KnowFirst

query_custom_intelligence

Provide the query parameters as a JSON string. Execute a custom intelligence query

search_data_sources

Search for specific data sources

search_intelligence_entities

Returns unique entity IDs. Search for specific entities in the intelligence database

Example Prompts for KnowFirst in Claude Desktop

Ready-to-use prompts you can give your Claude Desktop agent to start working with KnowFirst immediately.

"Research Acme Corp in KnowFirst"

"Show me the connections for entity 'ent_123'"

"What are the trending signals in the 'Fintech' category?"

Troubleshooting KnowFirst MCP Server with Claude Desktop

Common issues when connecting KnowFirst to Claude Desktop through the Vinkius, and how to resolve them.

Server not appearing after restart

Ensure the JSON is valid (no trailing commas). Check the file path: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\\Claude\\ (Windows).

Authentication error

Verify your Vinkius token is correct. Go to cloud.vinkius.com to regenerate it if needed.

Tools not showing in chat

Click the 🔌 icon at the bottom of the chat input. If it shows 0 tools, the server may still be connecting. wait a few seconds.

KnowFirst + Claude Desktop FAQ

Common questions about integrating KnowFirst MCP Server with Claude Desktop.

How does Claude Desktop discover MCP tools?

When Claude Desktop starts, it reads the claude_desktop_config.json file and connects to each configured MCP server. It calls the tools/list endpoint to fetch the schema for every available tool, then surfaces them as clickable options in the chat interface via the 🔌 icon.

What happens if the MCP server is temporarily unavailable?

Claude Desktop handles disconnections gracefully. if the server is unreachable at startup, the tools simply won't appear. Once the server becomes available again, restarting Claude Desktop will re-establish the connection. There is no timeout penalty or error loop.

Can I connect multiple MCP servers simultaneously?

Yes. You can add as many servers as you need in the mcpServers section of the config file. Each server appears as a separate tool provider, and Claude can use tools from multiple servers in a single conversation turn.

Is there a limit on the number of tools per server?

Claude Desktop can handle hundreds of tools per server. However, for optimal LLM performance, Vinkius servers are designed to expose focused, well-documented tool sets rather than overwhelming the model with too many options.

Does Claude Desktop support Streamable HTTP transport?

Yes. Claude Desktop supports both SSE (Server-Sent Events) and the newer Streamable HTTP transport that Vinkius uses. Simply provide the server URL. Claude auto-negotiates the transport protocol.