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Agents tracked: 302 Downloads (7d): 239M down 5.7% GitHub stars: 6.4M VS Code installs: 151M Releases (7d): 342 Agent status: 5 with issues Updated Oct 9, 2026

PostHog by PostHog

Product analytics, session replay, feature flags, error tracking, and surveys platform.

Error tracking and analytics

Price
Free plan
list price
Free tier
Yes
1M events, 5K session replays, 1M feature flag requests,...
SDK downloads
—
npm posthog-js · PyPI posthog
Status
—
no public status page

Pricing

Free tier1M events, 5K session replays, 1M feature flag requests, 100K exceptions, 1500 survey responses per month
Cheapest paid plan—
Usage priceUsage-based pricing per product (events, replays, requests, exceptions, responses, etc.)
Good to knowAdded automatically: its SDK is in 90 public agent repos we sampled. Prices read from the official pricing page.

From the official pricing page, checked Oct 9, 2026. Prices change: confirm before you buy.

Use it from an agent

MCP serverNone found
npmnpm install posthog-js
PyPIpip install posthog

Alternatives to PostHog

All error tracking and analytics

APIFreePrice SDK downloads / wkGitHub starsMCP
Sentry
Application monitoring platform for error tracking, tracing, and session replay.
5,000 errors/month, 5GB logs, 5GB metrics,... Free plan · paid from $26/mo — —
Mixpanel
Product intelligence platform with analytics, session replay, experiments, and feature flags.
Up to 1M events/month, 10K session... Free plan · paid from $120/mo — —
GrowthBook
Feature flagging, A/B testing, and experimentation platform for product teams.
Up to 3 users, 1 project, unlimited feature... Free plan · paid from $40/mo — —
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