Corey Haines
83150fdc08
Renames: - ab-test-setup → ab-testing - analytics-tracking → analytics - competitor-alternatives → competitors - email-sequence → emails - free-tool-strategy → free-tools - launch-strategy → launch - onboarding-cro → onboarding - paywall-upgrade-cro → paywalls - popup-cro → popups - pricing-strategy → pricing - product-marketing-context → product-marketing - referral-program → referrals - schema-markup → schema - signup-flow-cro → signup - social-content → social Updates all cross-references in skills, references, tools, marketplace.json, README, AGENTS.md, and CONTRIBUTING.md. BREAKING: Users with installed skills will need to reinstall. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2.8 KiB
2.8 KiB
PostHog
Open-source product analytics with session replay and feature flags.
Capabilities
| Integration | Available | Notes |
|---|---|---|
| API | ✓ | Capture API, Query API, Feature Flags API |
| MCP | - | Not available |
| CLI | ✓ | posthog CLI for local development |
| SDK | ✓ | JavaScript, Python, Ruby, Go, etc. |
Authentication
- Type: API Key (Personal or Project)
- Header:
Authorization: Bearer {api_key} - For capture: Project API Key in payload
Common Agent Operations
Capture event
POST https://app.posthog.com/capture/
{
"api_key": "{project_api_key}",
"event": "signup_completed",
"distinct_id": "user_123",
"properties": {
"plan": "pro",
"$current_url": "https://example.com/signup"
}
}
Batch events
POST https://app.posthog.com/batch/
{
"api_key": "{project_api_key}",
"batch": [
{"event": "pageview", "distinct_id": "user_1"},
{"event": "signup", "distinct_id": "user_2"}
]
}
Get person by distinct_id
GET https://app.posthog.com/api/projects/{project_id}/persons/?distinct_id=user_123
Authorization: Bearer {api_key}
Query events (HogQL)
POST https://app.posthog.com/api/projects/{project_id}/query/
{
"query": {
"kind": "HogQLQuery",
"query": "SELECT event, count() FROM events WHERE timestamp > now() - interval 7 day GROUP BY event ORDER BY count() DESC LIMIT 10"
}
}
Get feature flag value
POST https://app.posthog.com/decide?v=3
{
"api_key": "{project_api_key}",
"distinct_id": "user_123"
}
Get insights
GET https://app.posthog.com/api/projects/{project_id}/insights/
Authorization: Bearer {api_key}
Get session recordings
GET https://app.posthog.com/api/projects/{project_id}/session_recordings/
Authorization: Bearer {api_key}
JavaScript SDK
// Initialize
posthog.init('PROJECT_API_KEY', {
api_host: 'https://app.posthog.com'
});
// Identify user
posthog.identify('user_123', {
email: 'user@example.com',
plan: 'pro'
});
// Track event
posthog.capture('signup_completed', {
method: 'email'
});
// Check feature flag
if (posthog.isFeatureEnabled('new-pricing')) {
// Show new pricing
}
Key Features
- Event tracking - Product analytics
- Session replay - Watch user sessions
- Feature flags - Control feature rollout
- A/B testing - Built-in experiments
- HogQL - SQL-like query language
- Self-hostable - Run on your infrastructure
When to Use
- Product analytics with privacy focus
- Session replay for UX insights
- Feature flag management
- Self-hosted analytics needs
- Open-source requirements
Rate Limits
- Cloud: 10,000 events/second
- Self-hosted: Unlimited
Relevant Skills
- analytics
- ab-testing
- onboarding