# Cartpole Growth Score report

Lazyweb publishes a public search API over its indexed pages; the guide is at https://www.lazyweb.com/agent-access.

Source: https://www.lazyweb.com/yc-p25/cartpole
Source observed: 2026-10-15T20:22:49.340Z
Last checked: 2026-10-20T06:55:50.49+00:00
Indexed: 2026-10-15T23:59:38.995+00:00

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# Cartpole Growth Score report

We provide a Growth Score assessment of Cartpole’s landing page at [cartpole.com](https://cartpole.com/) as part of YC P25. The report evaluates how clearly the landing page communicates Cartpole’s RL environments, establishes trust, drives contact, organizes information, and works on mobile.

## Overall result

Cartpole’s overall Growth Score is **54 of 100**, updated **September 22, 2026**. The weakest category is **Value props**, scored **32**.

| Category | Score | Assessment |
| --- | ---: | --- |
| Value props | 32 | Poor |
| Trust | 38 | Poor |
| CTA | 58 | Fair |
| Information hierarchy | 68 | Fair |
| Mobile web | 76 | Fair |

[Fix Value props](https://www.lazyweb.com/plans/checkout?plan=individual&source=growth_score_feature_build_fixes)

## How Cartpole ranks

| Rank | Company or product | Growth Score |
| ---: | --- | ---: |
| 1 | [Prime Intellect (Environments Hub)](https://www.lazyweb.com/growth-score/site/primeintellect.ai) | 74 |
| 2 | [Halluminate](https://www.lazyweb.com/growth-score/site/halluminate.ai) | 65 |
| 3 | [Mechanize](https://www.lazyweb.com/growth-score/site/mechanize.work) | 56 |
| 4 | Cartpole | 54 |
| 5 | [Fleet](https://www.lazyweb.com/growth-score/site/fleetai.com) | 51 |
| 6 | [Veris AI](https://www.lazyweb.com/growth-score/site/verisai.com) | 28 |

## Score over time

- **September 22, 2026 — 54:** Live report; overall score increased by 6, Information hierarchy by 10, and Mobile web by 10.
- **May 14, 2026 — 48:** Overall score increased by 3, CTA by 6, and Trust by 4. [View report](https://www.lazyweb.com/growth-score/history/2026-05-14)
- **April 15, 2026 — 45:** First tracked report; strongest category was Mobile web at 66 and weakest was Value props at 22. [View report](https://www.lazyweb.com/growth-score/history/2026-04-15)

## Value props — 32, Poor

We evaluate whether the title, subtitle, and hero sell the product’s true value.

Cartpole’s visible headline is **“cartpole”**, with the subtitle **“RL environments.”**

### Working

- Names the category instantly for RL insiders.
- Uses no jargon or abstraction-stack fluff.
- The YC badge adds a credibility signal.

### Could improve

- No outcome or benefit is stated anywhere.
- No numbers, proof points, or specifics are provided.
- The hero art is decorative and does not show the product.

### Value-prop ranking

1. Prime Intellect (Environments Hub) — 68
2. Halluminate — 68
3. Mechanize — 62
4. Fleet — 58
5. Cartpole — 32
6. Veris AI — 28

## Trust — 38, Poor

We evaluate proof that the product is real, competent, and safe to try.

![Cartpole trust screenshot](https://zlfyzdmohcskkucuunmk.supabase.co/storage/v1/object/public/sites/growth-score/site/cartpole.com.jpg?v=2026-09-22T20%3A28%3A18.661%2B00%3A00)

The trust comparison records these visible signals:

| Company or product | Trust read |
| --- | --- |
| Cartpole | “Backed by Y Combinator” badge |
| Prime Intellect (Environments Hub) | Customer logo grid with CASE STUDY links for ramp, NVIDIA, Zapier, character.ai, Goodfire, Arcee, and Browserbase |
| Mechanize | GBA Eval benchmark screenshots labeled “Claude Opus 4.8,” “Diff,” and “Reference” |
| Fleet | “We are supported by Sequoia Capital, Menlo Ventures, and SV Angel.” |
| Veris AI | No visible trust signal identified |
| Halluminate | “Backed by Y” (Y Combinator) badge above the hero headline |

### Trust ranking

1. Prime Intellect (Environments Hub) — 78
2. Mechanize — 58
3. Fleet — 58
4. Halluminate — 48
5. Cartpole — 38
6. Veris AI — 12

We offer a [proof section builder](https://www.lazyweb.com/backlog?site=cartpole.com#opt-trust-signals) to choose proof signals and generate copy and placement for a stronger trust section.

## CTA — 58, Fair

We evaluate the primary call to action by its copy, size, verb, and perceived cost.

The Cartpole CTA is **“Contact Us.”** The comparison screenshots show Prime Intellect using **“START TRAINING”** and Halluminate using **“Contact us →.”**

### Problems

- “Contact Us” feels costly.
- The click promises a form, not value.
- No payoff is hinted at anywhere on the page.
- There is only one action on the whole fold.

### CTA ranking

1. Prime Intellect (Environments Hub) — 76
2. Halluminate — 64
3. Cartpole — 58
4. Mechanize — 45
5. Fleet — 32
6. Veris AI — 15

We offer a [CTA rewrite studio](https://www.lazyweb.com/backlog?site=cartpole.com#opt-cta-writing) to generate primary and secondary CTA options grounded in Cartpole’s offer and visitor objections.

## Information hierarchy — 68, Fair

We evaluate whether the design helps or inhibits what the landing page is trying to communicate.

![Information hierarchy annotations on the desktop capture](https://zlfyzdmohcskkucuunmk.supabase.co/storage/v1/object/public/sites/growth-score/site/cartpole.com.jpg?v=2026-09-22T20%3A28%3A18.661%2B00%3A00)

1. **RL environments subtitle:** This vague category label carries the entire value proposition, while the layout gives the dot animation no supporting copy to anchor to.
2. **Dot-matrix animation:** The abstract dot pattern has high visual weight between the headline and CTA but communicates nothing about what a Cartpole environment does.
3. **Contact Us button:** The thin-outline, low-contrast styling makes the only conversion action visually weaker than the decorative dots above it.

We offer a [layout priority plan](https://www.lazyweb.com/backlog?site=cartpole.com#opt-information-hierarchy) to turn these callouts into a sequenced page plan: keep, move, merge, or remove.

## Mobile web — 76, Fair

We evaluate the phone experience as a first-class experience.

![Mobile web annotations on the mobile capture](https://zlfyzdmohcskkucuunmk.supabase.co/storage/v1/object/public/sites/growth-score/site/cartpole.com-mobile.jpg?v=2026-09-22T20%3A28%3A18.661%2B00%3A00)

1. **Contact Us button:** The desktop-proportioned outline button occupies approximately 45% of the column width and has weak tap affordance instead of using a full-bleed mobile bar.
2. **RL environments subhead:** The two-word tagline gives no concrete value statement to motivate the contact tap.

We offer a [mobile fix plan](https://www.lazyweb.com/backlog?site=cartpole.com#opt-mobile-web) to convert these findings into a prioritized implementation checklist.

## Competitors

These competitors are inferred from product, audience, and value proposition.

1. [Prime Intellect (Environments Hub) — primeintellect.ai — 74](https://www.lazyweb.com/growth-score/site/primeintellect.ai)
2. [Halluminate — halluminate.ai — 65](https://www.lazyweb.com/growth-score/site/halluminate.ai)
3. [Mechanize — mechanize.work — 56](https://www.lazyweb.com/growth-score/site/mechanize.work)
4. Cartpole — 54
5. [Fleet — fleetai.com — 51](https://www.lazyweb.com/growth-score/site/fleetai.com)
6. [Veris AI — verisai.com — 28](https://www.lazyweb.com/growth-score/site/verisai.com)

## Related Lazyweb actions

- [Back to YC P25](https://www.lazyweb.com/yc-p25)
- [Build proof section](https://www.lazyweb.com/backlog?site=cartpole.com#opt-trust-signals)
- [Rewrite this CTA](https://www.lazyweb.com/backlog?site=cartpole.com#opt-cta-writing)
- [View layout plan](https://www.lazyweb.com/backlog?site=cartpole.com#opt-information-hierarchy)
- [View mobile fixes](https://www.lazyweb.com/backlog?site=cartpole.com#opt-mobile-web)

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