PostHog JS Engineering Benchmarks

PostHog Analytics · Updated June 3, 2026

PostHog JS delivery benchmarks are based on 103 merged pull requests in the last 30 days (752 all-time), with 9.8 hours median cycle time, 0.1 hours median review time, and 24 active contributors. AI-related signals appear on 6.8% of recent work. PR volume is up 66% compared to the prior period.

Posthog Js merged 53 PRs in the past 30 days with 0% showing AI-related signals. Median cycle time is 2.57 hours.
Median Cycle Time
9.8h
PR open to merge
Median Review Time
0.1h
first review to approval
AI-Related Signals
6.8%
directional signal across recent PRs
Best Signal Fast Delivery
9.8h
Median cycle time of 9.8h

Repo vs PostHog Analytics Average

-12.7pp
AI Signals
+4.1h
Cycle Time
0.0h
Review Time

Delivery Trend and AI Signals

PR Backlog (Humans)

Excludes AI agents and automation accounts.

PR Backlog (AI Agents)

AI coding agents only.

Cycle Time by AI-Related Signals

41.8h
with signals
28.5h
baseline
46.9%
difference

PR Breakdown

23 with signals / 104 total PRs

Top AI Tools

claude 9
posthog code 3
chatgpt 3
cursor 3
greptile 2

PR Type Breakdown

bugfix 49
feature 23
chore 14
ci 13
test 2
unknown 1

Methodology

Metrics are computed from merged pull request data synced daily from GitHub. AI-related metrics are directional signals inferred from pull request activity patterns and heuristics. Summary metrics use a 30-day rolling window; trends use a 90-day window. Last updated 17 hours, 34 minutes ago.

Updated daily from public GitHub pull requests.

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