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PopNx MCPMCP servers for people who use AI · explained in plain words

KrystalView Analytics

by KrystalViewversion 0.1.6i★ –iComputer or cloud
Registry nameio.github.KrystalView/krystalview

Install

Overview

Description from the maker (original English)

Read-only MCP access to sessions, funnels, campaigns, errors, live visitors, and anomalies.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Computer or cloud
  • Transport: stdio, Streamable HTTP
  • Category: Marketing & social media
  • You need to fill in: KRYSTALVIEW_API_KEY

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on the maker’s server: what you ask it goes through their server.
  • You fill in yourself: KRYSTALVIEW_API_KEY, KRYSTALVIEW_BASE_URL

Values marked secret are keys to your account. Never share them or paste them into a chat.

You need

  • Runs in the cloudNothing to install; it connects over the internet
  • PyPIPython’s uv installed (for the uvx command)

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Works in Claude on the web, desktop and mobile:

  1. Open Settings → Connectors
  2. Press Add custom connector
  3. Paste the address below and press Add
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Add2https://…3
https://krystalview.com/mcp

Or run it on your computer

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "krystalview": {
      "command": "uvx",
      "args": [
        "krystalview-mcp"
      ],
      "env": {
        "KRYSTALVIEW_API_KEY": "your-value",
        "KRYSTALVIEW_BASE_URL": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add --transport http krystalview https://krystalview.com/mcp

Or run it on your computer

claude mcp add krystalview --env KRYSTALVIEW_API_KEY=your-value --env KRYSTALVIEW_BASE_URL=your-value -- uvx krystalview-mcp

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "krystalview": {
      "url": "https://krystalview.com/mcp"
    }
  }
}

Or run it on your computer

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "krystalview": {
      "command": "uvx",
      "args": [
        "krystalview-mcp"
      ],
      "env": {
        "KRYSTALVIEW_API_KEY": "your-value",
        "KRYSTALVIEW_BASE_URL": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "krystalview": {
      "type": "http",
      "url": "https://krystalview.com/mcp"
    }
  }
}

Or run it on your computer

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "krystalview": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "krystalview-mcp"
      ],
      "env": {
        "KRYSTALVIEW_API_KEY": "your-value",
        "KRYSTALVIEW_BASE_URL": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

ChatGPT connects only to servers on the internet:

  1. Open ChatGPT on the web → Settings → Connectors (Apps)
  2. Press Create or Add (some plans need Developer mode under Advanced first)
  3. Paste the address below, give it a name and save
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Create2https://…3
https://krystalview.com/mcp

Menu names can differ slightly by plan and over time.

Your choice stays on this device in a cookie; no account needed.

Values you fill in

  • KRYSTALVIEW_API_KEY secret required env
    Your KrystalView API key (generate in console under Settings > API Keys)
  • KRYSTALVIEW_BASE_URL env
    API base URL (default: https://krystalview.com/api)

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

We have not read this server’s tool list yet; we check endpoints in rotation.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account KrystalView, which owns the repo

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • … Not checked yet

    Endpoint responds

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    Sign-in with OAuth

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    No hidden instructions in tool descriptions

    Not checked yet; we read the tool list when we check the endpoint

Compared with others in Marketing & social mediai

  • More stars than 0% of the other 2954 servers in this category
  • Published to the registry more recently than 12% of the other 2954 servers in this category
  • Basic checks equal to or better than 100% of the other 2954 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is KrystalView Analytics safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

You need to fill in: KRYSTALVIEW_API_KEY

Does it run on my computer or in the cloud?

Either way works: install it on your computer or connect to the cloud version.

Is it still maintained?

The GitHub repo last changed –, and the latest version (0.1.6) reached the registry 5 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.

What can I use instead?

In the same category: MCP YouTube Transcript, Google Analytics MCP, BibiGPT YouTube Video Summarizer

Alternatives

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README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

KrystalView MCP Server

Give your AI agents direct access to website analytics. Query visitor sessions, investigate UX friction, analyze conversion funnels, review campaigns and errors, and get anomaly alerts — all from Claude, Cursor, or any MCP-compatible client.

Connection Options

Hosted Remote MCP

Use this when your client supports remote MCP servers or connector-style OAuth. No local package install is required.

FieldValue
Endpointhttps://krystalview.com/mcp
Transportstreamable-http
AuthenticationOAuth authorization code + PKCE
OAuth metadatahttps://krystalview.com/.well-known/oauth-authorization-server
Protected resource metadatahttps://krystalview.com/.well-known/oauth-protected-resource

During OAuth, KrystalView asks the signed-in user to choose the site the MCP client can read. The issued token is read-only and scoped to that site. The hosted OAuth server supports dynamic client registration, authorization code + PKCE, resource indicators, refresh-token rotation, and token revocation.

For clients that support custom headers instead of OAuth, the hosted endpoint also accepts a KrystalView read API key as either:

Authorization: Bearer kv_live_...

or:

X-API-Key: kv_live_...
Local stdio MCP Package

Use this when your MCP client runs local stdio servers, such as Claude Desktop, Claude Code, Cursor, or similar developer tools.

Install
pip install krystalview-mcp
Configure

Generate an API key in your KrystalView console under Settings > API Keys.

Claude Desktop

Add to your claude_desktop_config.json:

{

"mcpServers": { "krystalview": { "command": "krystalview-mcp", "env": { "KRYSTALVIEW_API_KEY": "your-api-key-here" } } } }

Claude Code
claude mcp add krystalview -- krystalview-mcp

Then set your API key:

export KRYSTALVIEW_API_KEY="your-api-key-here"

Cursor

Add to your MCP settings:

{

"krystalview": { "command": "krystalview-mcp", "env": { "KRYSTALVIEW_API_KEY": "your-api-key-here" } } }

Available Tools

ToolDescription
get_sessionsList/search visitor sessions with filters (device, location, friction, rage clicks)
get_session_detailDeep dive into a specific session — full timeline, events, navigation path
get_site_statsAggregate performance metrics — sessions, friction, devices, top pages
get_scroll_depthScroll-depth buckets for a specific page path
get_live_visitorsCurrently active visitor count and recent live sessions
get_anomaliesAI-detected anomalies with explanations (traffic spikes/drops, friction surges)
get_funnelsList defined conversion funnels
get_funnel_analysisStep-by-step funnel conversion rates and drop-off analysis
get_campaign_summaryUTM campaign attribution summary
get_campaign_sessionsVisitor sessions from a specific campaign
get_campaign_roasPaid campaign spend, conversions, and ROAS where connected
get_errorsAggregated client-side browser errors
get_notificationsRecent KrystalView notifications and insights

Example Prompts

Once connected, try asking your AI assistant:

  • *"How's my site performing this week?"*
  • *"Show me frustrated mobile users from the last 24 hours"*
  • *"Why did our traffic drop yesterday?"*
  • *"Where are users dropping off in the checkout funnel?"*
  • *"Find sessions with rage clicks on the pricing page"*
  • *"Which campaigns are driving the most high-friction sessions?"*
  • *"Show me unresolved browser errors with sample session IDs"*
  • *"Are there any anomalies I should know about?"*

Environment Variables

VariableRequiredDefaultDescription
KRYSTALVIEW_API_KEYYes—Your KrystalView API key
KRYSTALVIEW_BASE_URLNohttps://krystalview.com/apiAPI base URL
KRYSTALVIEW_TIMEOUTNo15Request timeout in seconds

Rate Limits

API keys have configurable rate limits (default: 60 requests per minute). Rate limit headers are included in every response. If you hit the limit, the server returns a clear error with retry timing.

Security

  • API keys are scoped to a single site — agents can only access data for the site the key was created for
  • OAuth tokens issued by the hosted MCP endpoint are read-only and scoped to the selected site
  • Hosted OAuth supports refresh-token rotation and token revocation
  • Browser-originating MCP/OAuth requests are checked against explicit trusted origins
  • Tools are read-only
  • All requests use HTTPS
  • Keys can be rotated or revoked in the KrystalView console
  • The local stdio package stores no data — it proxies directly to the KrystalView API

License

MIT

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