Posthog MCP Server

MCP server for PostHog — product analytics for AI assistants. Query events, persons, insights, da...

Quick Install

Automated & IDE Setup

Copy the AI prompt to install this server into Claude Code, Cursor, or another agent — or use 1-click editor setup below.

Add to Cursor Add to VS Code

Not yet automatically verified

We haven't yet run this listing's install command through our automated sandbox check. This isn't a red flag — we're steadily working through the catalog.

Manual Client & Custom JSON ConfigExpand JSON ▾

Client Config & Setup

Choose your client or environment

Target File:~/Library/Application Support/Claude/claude_desktop_config.json

claude_desktop_config.json

{
  "mcpServers": {
    "posthog-mcp-server-2": {
      "command": "npx",
      "args": [
        "-y",
        "posthog-mcp-server"
      ]
    }
  }
}

💡 Paste the JSON block into your client's configuration file under mcpServers, then restart the application.

Documentation Overview

PostHog MCP Server

Connect AI assistants to PostHog — query events, persons, insights, dashboards, feature flags, cohorts, and experiments through the Model Context Protocol.

Works with Claude Desktop, Cursor, Windsurf, Cline, Continue, and any MCP-compatible client.

Features

Tool	Description
`list_events`	Query events with filters (event name, person, date range, properties)
`get_person`	Get a person (user) by distinct_id — properties, creation date, event count
`list_persons`	Search and list persons with pagination
`list_dashboards`	List all dashboards — names, tags, widget counts
`get_dashboard`	Get a specific dashboard with its insights and widgets
`execute_insight`	Execute a saved insight (trend, funnel, etc.) and get results
`list_feature_flags`	List all feature flags — key, active status, rollout percentage
`evaluate_feature_flag`	Evaluate a flag for a specific user and get variant value
`list_cohorts`	List cohorts — name, type (dynamic/static/SQL), person count
`list_experiments`	List A/B tests — name, status, feature flag, dates
`get_experiment`	Get experiment results with variant data and statistical significance
`list_actions`	List custom event actions/definitions
`get_project_info`	Get project name, ID, settings, and data region

Quick Start

1. Get a PostHog API Key

Go to PostHog → Settings → Personal API Keys and create a key with read access.

Or visit: https://your-instance.posthog.com/settings/user-api-keys

2. Configure your MCP client

Claude Desktop — add to claude_desktop_config.json:

config.json

{
  "mcpServers": {
    "posthog": {
      "command": "npx",
      "args": ["-y", "posthog-mcp-server"],
      "env": {
        "POSTHOG_API_KEY": "phx_YOUR_API_KEY_HERE",
        "POSTHOG_HOST": "https://us.i.posthog.com",
        "POSTHOG_PROJECT": "YOUR_PROJECT_ID"
      }
    }
  }
}

Cursor — add to MCP settings (.cursor/mcp.json):

config.json

{
  "mcpServers": {
    "posthog": {
      "command": "npx",
      "args": ["-y", "posthog-mcp-server"],
      "env": {
        "POSTHOG_API_KEY": "phx_YOUR_API_KEY_HERE",
        "POSTHOG_HOST": "https://us.i.posthog.com",
        "POSTHOG_PROJECT": "YOUR_PROJECT_ID"
      }
    }
  }
}

3. Run manually (for testing)

bash

# Clone and build
git clone https://github.com/friendlygeorge/posthog-mcp-server.git
cd posthog-mcp-server
npm install
npm run build

# Run
POSTHOG_API_KEY=phx_... POSTHOG_PROJECT=12345 node dist/index.js

Environment Variables

Variable	Required	Default	Description
`POSTHOG_API_KEY`	✅	—	Your PostHog personal API key (`phx_...`)
`POSTHOG_HOST`	❌	`https://us.i.posthog.com`	PostHog instance URL (use `https://eu.i.posthog.com` for EU)
`POSTHOG_PROJECT`	❌	`""`	Default project ID. If empty, must be specified per-call.

Self-hosted PostHog

If you run PostHog on your own infrastructure, set POSTHOG_HOST to your instance URL:

Code

POSTHOG_HOST=https://posthog.yourcompany.com

Example Queries

Once configured, ask your AI assistant:

"Show me the last 20 pageview events"
"Who are the most active users this week?"
"What's the status of our signup conversion experiment?"
"Is the new-checkout-flow feature flag enabled for user abc123?"
"Show me all active dashboards"
"Execute insight 42 and show me the trend"
"List all feature flags that are currently active"
"How many people are in the 'Power Users' cohort?"

API Reference

This server wraps the PostHog REST API (v1). Full documentation:

PostHog API docs: https://posthog.com/docs/api
MCP protocol: https://modelcontextprotocol.io
PostHog: https://posthog.com

Development

Terminal

npm install
npm run dev     # Build and run
npm run build   # Build only
npm start       # Run built output

License

MIT © Nova

Read the full README →View source on GitHub →

Related MCP Servers

View all in Developer Tools View all alternatives

Reviews

No reviews yet — be the first to share how this listing worked for you.

Frequently Asked Questions about Posthog MCP Server

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "posthog-mcp-server": { "command": "npx", "args": ["-y", "posthog-mcp-server"] } }

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Technical Specs & Signals

CategoryDeveloper Tools

25Quality signal: Emerging · 25/100How this signal is calculated ▾

Server availability0/25

Verified ownership8/20

Documentation & tools16/30

Adoption & activity1/15

Community engagement0/10

A guidance signal from public completeness & health data — not a user rating. New listings start lower and rise as they add docs, get verified, and grow adoption. Signals we can't observe for a listing are skipped, not counted against it.

★ Featured

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The official MCP server for AllMCPs.com - submit and manage tools directly from your AI. The open directory for MCP servers. Connect Claude, Cursor, Windsurf, and AI agents to databases, tools, files, and APIs. Explore 10,000+ servers. AllMCPs is the premier, open directory for discovering, evaluating, and installing Model Context Protocol (MCP) servers to equip AI agents and LLMs with real-world superpowers.

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More in 💻 Developer Tools →Best MCP servers for Developers →Alternatives to Posthog MCP Server →Install in Claude Desktop Install in Cursor Install in VS Code

Posthog MCP Server

MCP server for PostHog — product analytics for AI assistants. Query events, persons, insights, da...

Quick Install

Automated & IDE Setup

Copy the AI prompt to install this server into Claude Code, Cursor, or another agent — or use 1-click editor setup below.

Add to Cursor Add to VS Code

Not yet automatically verified

We haven't yet run this listing's install command through our automated sandbox check. This isn't a red flag — we're steadily working through the catalog.

Manual Client & Custom JSON ConfigExpand JSON ▾

Client Config & Setup

Choose your client or environment

Target File:~/Library/Application Support/Claude/claude_desktop_config.json

claude_desktop_config.json

{
  "mcpServers": {
    "posthog-mcp-server-2": {
      "command": "npx",
      "args": [
        "-y",
        "posthog-mcp-server"
      ]
    }
  }
}

💡 Paste the JSON block into your client's configuration file under mcpServers, then restart the application.

Documentation Overview

PostHog MCP Server

Connect AI assistants to PostHog — query events, persons, insights, dashboards, feature flags, cohorts, and experiments through the Model Context Protocol.

Works with Claude Desktop, Cursor, Windsurf, Cline, Continue, and any MCP-compatible client.

Features

Tool	Description
`list_events`	Query events with filters (event name, person, date range, properties)
`get_person`	Get a person (user) by distinct_id — properties, creation date, event count
`list_persons`	Search and list persons with pagination
`list_dashboards`	List all dashboards — names, tags, widget counts
`get_dashboard`	Get a specific dashboard with its insights and widgets
`execute_insight`	Execute a saved insight (trend, funnel, etc.) and get results
`list_feature_flags`	List all feature flags — key, active status, rollout percentage
`evaluate_feature_flag`	Evaluate a flag for a specific user and get variant value
`list_cohorts`	List cohorts — name, type (dynamic/static/SQL), person count
`list_experiments`	List A/B tests — name, status, feature flag, dates
`get_experiment`	Get experiment results with variant data and statistical significance
`list_actions`	List custom event actions/definitions
`get_project_info`	Get project name, ID, settings, and data region

Quick Start

1. Get a PostHog API Key

Go to PostHog → Settings → Personal API Keys and create a key with read access.

Or visit: https://your-instance.posthog.com/settings/user-api-keys

2. Configure your MCP client

Claude Desktop — add to claude_desktop_config.json:

config.json

{
  "mcpServers": {
    "posthog": {
      "command": "npx",
      "args": ["-y", "posthog-mcp-server"],
      "env": {
        "POSTHOG_API_KEY": "phx_YOUR_API_KEY_HERE",
        "POSTHOG_HOST": "https://us.i.posthog.com",
        "POSTHOG_PROJECT": "YOUR_PROJECT_ID"
      }
    }
  }
}

Cursor — add to MCP settings (.cursor/mcp.json):

config.json

{
  "mcpServers": {
    "posthog": {
      "command": "npx",
      "args": ["-y", "posthog-mcp-server"],
      "env": {
        "POSTHOG_API_KEY": "phx_YOUR_API_KEY_HERE",
        "POSTHOG_HOST": "https://us.i.posthog.com",
        "POSTHOG_PROJECT": "YOUR_PROJECT_ID"
      }
    }
  }
}

3. Run manually (for testing)

bash

# Clone and build
git clone https://github.com/friendlygeorge/posthog-mcp-server.git
cd posthog-mcp-server
npm install
npm run build

# Run
POSTHOG_API_KEY=phx_... POSTHOG_PROJECT=12345 node dist/index.js

Environment Variables

Variable	Required	Default	Description
`POSTHOG_API_KEY`	✅	—	Your PostHog personal API key (`phx_...`)
`POSTHOG_HOST`	❌	`https://us.i.posthog.com`	PostHog instance URL (use `https://eu.i.posthog.com` for EU)
`POSTHOG_PROJECT`	❌	`""`	Default project ID. If empty, must be specified per-call.

Self-hosted PostHog

If you run PostHog on your own infrastructure, set POSTHOG_HOST to your instance URL:

Code

POSTHOG_HOST=https://posthog.yourcompany.com

Example Queries

Once configured, ask your AI assistant:

"Show me the last 20 pageview events"
"Who are the most active users this week?"
"What's the status of our signup conversion experiment?"
"Is the new-checkout-flow feature flag enabled for user abc123?"
"Show me all active dashboards"
"Execute insight 42 and show me the trend"
"List all feature flags that are currently active"
"How many people are in the 'Power Users' cohort?"

API Reference

This server wraps the PostHog REST API (v1). Full documentation:

PostHog API docs: https://posthog.com/docs/api
MCP protocol: https://modelcontextprotocol.io
PostHog: https://posthog.com

Development

Terminal

npm install
npm run dev     # Build and run
npm run build   # Build only
npm start       # Run built output

License

MIT © Nova

Read the full README →View source on GitHub →

Related MCP Servers

View all in Developer Tools View all alternatives

Reviews

No reviews yet — be the first to share how this listing worked for you.

Frequently Asked Questions about Posthog MCP Server

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "posthog-mcp-server": { "command": "npx", "args": ["-y", "posthog-mcp-server"] } }

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Showcase your server listing on GitHub or your project documentation. Embed this dynamic SVG badge to highlight official listing status and live engagement.

Badge Style:

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Markdown (GitHub README)

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<a href="https://allmcps.com/mcp/posthog-mcp-server-2"><img src="https://allmcps.com/api/badge/posthog-mcp-server-2?style=directory" alt="Posthog MCP Server on AllMCPs" /></a>

Technical Specs & Signals

CategoryDeveloper Tools

25Quality signal: Emerging · 25/100How this signal is calculated ▾

Server availability0/25

Verified ownership8/20

Documentation & tools16/30

Adoption & activity1/15

Community engagement0/10

★ Featured

AllMCPs Server

Explore Server →

Own this project?

Free dofollow backlink: add your website and place the AllMCPs badge on it — no claim needed. We detect it automatically and keep it verified as long as the badge stays live.

Claim & get free dofollow

Share & Embed

Add our SVG badge (dark/light directory styles) or embeddable widget to your site.

Explore more

More in 💻 Developer Tools →Best MCP servers for Developers →Alternatives to Posthog MCP Server →Install in Claude Desktop Install in Cursor Install in VS Code