Startup & small team · Prompt 4 of 8 · September 2026

A real buyer question from the September 2026 snapshot, asked 3× to each of the three models. 9 answers recorded.

“Which product analytics tool is best for an early-stage startup?”

ChatGPT answered 3× this snapshot

…without a heavy data team Short answer For most early-stage startups, I’d recommend: PostHog if you want the best all-around startup-friendly option Mixpanel if you want polished product analytics and easy reporting Amplitude if analytics depth is the top priority and you expect to scale into more advanced analysis Plausible or Simple Analytics if you mainly need lightweight web analytics, not full product…

Named across its answers: 1. PostHog2. Mixpanel3. Amplitude4. Plausible5. Simple Analytics

Verbatim excerpt from one collected ChatGPT answer; formatting flattened, words untouched.

PostHog wins this question cleanly, appearing in all 9 answers with a 1.3 average position and leading 6 of 9 times, while Mixpanel holds second at 1.8 but never escapes PostHog's shadow. The startup framing is effectively filtering out higher-ranked category players like FullStory and Pendo entirely, confirming that AI models treat this segment as a distinct buying context.

AI-generated read of the September 2026 measurements.

Who wins this question

Owned Consensus

All three models name PostHog, Mixpanel and Amplitude on this question.

ChatGPT

Claude

Gemini mentioned · first · avg. pos

PostHog 111222111 9/9 · 6× first · #1.3

Mixpanel 222111322 9/9 · 3× first · #1.8

Amplitude 33333334 8/9 · never first · #3.1

June.so 263 3/9 · never first · #3.7

Plausible 44 2/9 · never first · #4

Google Analytics 44 2/9 · never first · #4

Heap 45 2/9 · never first · #4.5

Hotjar 54 2/9 · never first · #4.5

Simple Analytics 55 2/9 · never first · #5

Segment 55 2/9 · never first · #5

June 4 1/9 · never first · #4

Firebase Analytics 6 1/9 · never first · #6

Each square is one collected answer; the number is the brand's position in that answer. Lime = the very first recommendation. Unlinked brands were named by the models here but sit outside this category's published top 15 overall. Showing the top 12 of 13 brands named at least once. Never mentioned here: FullStory, LogRocket, Pendo, Umami, Microsoft Clarity, Adobe Analytics.