# Product analytics: which vendors AI models recommend (September 2026)

Source: Memetik Index, https://www.memetik.ai/index/product-analytics
Field: Startup stack. Edition: 2026-09. Run: 2026-09-02.
Method: 5 fixed buyer prompts sent once each to 10 current models (GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna, Claude Opus 5, Claude Sonnet 5, Claude Fable 5, Gemini 3.6 Flash, Gemini 3.5 Flash, Sonar Pro, Sonar Reasoning Pro) via their APIs with web search enabled. 50 answers. Answer share = fraction of answers naming the vendor. Named first = fraction where it was the first tracked vendor named.

**Amplitude leads** with 100% answer share (named in 50 of 50 answers) and was named first in 30%. Mixpanel follows at 100%. 13 vendors were named at least once.

## Answer share

| # | Vendor | Answer share | Named first | Mentions | Models |
|---|---|---|---|---|---|
| 1 | Amplitude | 100% | 30% | 50/50 | GPT-5.6 Sol, ChatGPT, GPT-5.6 Luna, Claude Opus 5, Claude, Claude Fable 5, Gemini, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |
| 2 | Mixpanel | 100% | 22% | 50/50 | GPT-5.6 Sol, ChatGPT, GPT-5.6 Luna, Claude Opus 5, Claude, Claude Fable 5, Gemini, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |
| 3 | PostHog | 96% | 48% | 48/50 | GPT-5.6 Sol, ChatGPT, GPT-5.6 Luna, Claude Opus 5, Claude, Claude Fable 5, Gemini, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |
| 4 | Heap | 62% | 0% | 31/50 | GPT-5.6 Sol, ChatGPT, GPT-5.6 Luna, Claude Opus 5, Claude, Claude Fable 5, Gemini, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |
| 5 | Pendo | 54% | 0% | 27/50 | GPT-5.6 Sol, ChatGPT, GPT-5.6 Luna, Claude Opus 5, Claude, Claude Fable 5, Gemini, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |
| 6 | FullStory | 30% | 0% | 15/50 | GPT-5.6 Sol, ChatGPT, GPT-5.6 Luna, Claude Opus 5, Claude, Claude Fable 5, Gemini, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |
| 7 | Google Analytics | 22% | 0% | 11/50 | GPT-5.6 Sol, ChatGPT, Claude Opus 5, Claude, Claude Fable 5, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |
| 8 | LogRocket | 20% | 0% | 10/50 | GPT-5.6 Luna, Claude Opus 5, Claude Fable 5, Gemini, Gemini 3.5 Flash, Perplexity, Sonar Reasoning Pro |
| 9 | Hotjar | 18% | 0% | 9/50 | Claude Opus 5, Claude, Claude Fable 5, Gemini, Gemini 3.5 Flash, Sonar Reasoning Pro |
| 10 | June | 12% | 0% | 6/50 | GPT-5.6 Sol, GPT-5.6 Luna, Claude Opus 5, Gemini 3.5 Flash, Sonar Reasoning Pro |
| 11 | Segment | 6% | 0% | 3/50 | Claude Opus 5, Gemini 3.5 Flash |
| 12 | UXCam | 4% | 0% | 2/50 | Gemini, Gemini 3.5 Flash |
| 13 | Microsoft Clarity | 4% | 0% | 2/50 | Gemini 3.5 Flash, Perplexity |

## By model

- **GPT-5.6 Sol** (OpenAI, gpt-5.6-sol, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 100%, Heap 80%, Pendo 60%
- **GPT-5.6 Terra** (OpenAI, gpt-5.6-terra, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 80%, Heap 60%, Pendo 60%
- **GPT-5.6 Luna** (OpenAI, gpt-5.6-luna, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 100%, Pendo 60%, Heap 40%
- **Claude Opus 5** (Anthropic, claude-opus-5, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 100%, Heap 60%, Pendo 60%
- **Claude Sonnet 5** (Anthropic, claude-sonnet-5, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 100%, Heap 80%, Google Analytics 60%
- **Claude Fable 5** (Anthropic, claude-fable-5, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 100%, Heap 60%, Pendo 60%
- **Gemini 3.6 Flash** (Google, gemini-3.6-flash, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 100%, Heap 80%, LogRocket 60%
- **Gemini 3.5 Flash** (Google, gemini-3.5-flash, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 100%, Pendo 80%, Heap 40%
- **Sonar Pro** (Perplexity, sonar-pro, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 100%, Heap 80%, Pendo 60%
- **Sonar Reasoning Pro** (Perplexity, sonar-reasoning-pro, 5 answers): Amplitude 100%, Mixpanel 100%, PostHog 80%, Heap 40%, FullStory 40%

## Sources the models cited

- amplitude.com: 82
- valueaddvc.com: 78
- learn.g2.com: 78
- gainsight.com: 55
- reddit.com: 47
- visionlabs.com: 38
- youtube.com: 33
- pendo.io: 32
- posthog.com: 27
- launchtry.com: 27
- mixpanel.com: 20
- cleverx.com: 18
- ustechautomations.com: 18
- apiscout.dev: 14
- guideflow.com: 13

## Prompts

1. What is the best product analytics tool for a startup? Name specific products.
2. Which product analytics tool would you recommend to a startup in 2026?
3. Compare the top product analytics tool options right now.
4. I'm a startup and I need a product analytics tool. What should I use and why?
5. Best product analytics tool for a B2B SaaS with 10k users?

## Tracked but never named

Plausible, Statsig, Umami

Raw answers: https://www.memetik.ai/index/product-analytics (every answer published in full). Chart image: https://www.memetik.ai/charts/product-analytics.png. Licence: CC BY 4.0, credit "Memetik Index".