Archive position — measured, not model output
0 likes on Devpost
2,263 of the 7,850 archived projects have more likes, and 5,587 share exactly 0 — so this project's #5,967 place in the like-ranked listing is a tie-break inside that group, not a ranking.
Projects (log scale)
Likes on Devpost. ▲ marks this project's group.
Show the figures
| Likes | Projects | Share of archive |
|---|---|---|
| 0 | 5,587 | 71.2% |
| 1 | 1,758 | 22.4% |
| 2 | 284 | 3.6% |
| 3–4 | 132 | 1.7% |
| 5–9 | 75 | 1.0% |
| 10+ | 14 | 0.2% |
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Executive Summary
Project: Planet Review
Self-reported basis: The description is entirely self-reported by the author, Jethro Moore, and unverified. No third-party corroboration, revenue, customer data, or traction evidence is present.
What it appears to be: A software tool for astronomy learners and reviewers that organizes transit-signal evidence into cautious, reproducible reviews using a deterministic offline benchmark workflow. It includes a Streamlit UI, CLI, JSON/Markdown reporting, automated tests, and GitHub Actions CI.
What changed: The project was submitted as part of the OpenAI 2026 hackathon. It is described as a proof-of-concept demonstration with no live data or paid service.
Single most important open question: Is there any evidence that this tool has been adopted, used, or tested beyond the author’s own development and submission?
What The Product Actually Is
- The description states that Planet Review is a transit-signal review tool for astronomy learning and technical reviewing.
- It organizes evidence into cautious, reproducible reviews instead of rewarding exciting interpretations.
- It includes:
- A deterministic offline Kepler-265 benchmark workflow
- Recognition of known harmonics (e.g., 34.057671-day peak as part of Kepler-265 c's harmonic family)
- Retirement of inconclusive residuals under stricter requirements
- A synthetic software-test fixture not presented as telescope evidence
- A Streamlit interface, command-line workflow, Markdown and JSON reporting
- Automated tests and GitHub Actions CI
- The tool is built with Python, astropy, codex, GPT-5.6, matplotlib, numpy, pandas, pytest, and streamlit.
- It does not confirm planets, calculate validated probabilities, or replace professional vetting.
Inference: The product is a software prototype for educational and early-review use in astronomy, designed to promote cautious interpretation of transit signals.
Positioning & Claim Evolution
- The description states that Planet Review is an “evidence-first” tool for transit-signal review.
- It positions itself as a way to separate evidence, limitations, and follow-up recommendations instead of rewarding the most exciting interpretations.
- It is described as a tool for astronomy students, educators, citizen-science learners, and technical reviewers.
- The author claims that GPT-5.6 helped shape architecture, define scientific claim controls, and identify circular or overstated interpretations.
- Codex was used to implement modules, tests, CI workflow, and documentation.
Inference: The positioning is educational and cautious, aiming to reduce false positives in early-stage transit signal reviews by promoting reproducibility and transparency.
Target Customer & ICP
- The description states that the tool is designed for:
- Astronomy students
- Educators
- Citizen-science learners
- Technical reviewers who want a transparent example of how to separate evidence, limitations, and follow-up recommendations
Inference: The target customer is likely a niche group within astronomy education or citizen science, with no evidence of broader commercial adoption.
Business Model & Pricing Evidence
- Not evidenced.
- No pricing, monetization, or business model information is provided in the description.
Technical & Delivery Signals
- Built with Python 3.11 and uses:
- astropy, codex, GPT-5.6, matplotlib, numpy, pandas, pytest, python, streamlit
- Includes:
- A deterministic offline Kepler-265 benchmark workflow
- Streamlit UI, CLI, Markdown/JSON reporting
- Automated tests (46 passing)
- GitHub Actions CI
- Command-line setup instructions
- The same typed pipeline is shared across UI, reports, JSON export, CLI, and tests.
- Includes conservative classification guardrails, harmonic-family checks, preserved historical dispositions, explicit limitations.
Inference: The tool is built for reproducibility and transparency, with a focus on software quality and scientific rigor. It does not appear to require live data or external services.
Traction & Maturity Signals
- Not evidenced.
- No evidence of revenue, customers, usage metrics, or adoption beyond the author’s own development.
- The project is described as a hackathon submission with no indication of further deployment or use in practice.
Competitive Context
- Not evidenced.
- No information about competitors or market context is provided in the description.
Open Questions & Risks
- The tool is described as a hackathon submission, not a commercial product.
- It does not confirm planets or replace professional astronomical vetting — this may limit its utility for real-world applications.
- The only evidence of use is the author’s own development and submission.
- No external validation, user feedback, or third-party integration is mentioned.
- The tool is offline and deterministic; it does not appear to scale beyond a single benchmark.
Questions the description leaves open
- Has this tool been used by others beyond the author's own development?
- Are there any plans for broader deployment or integration with live astronomical data sources?
- What is the intended path from this prototype to a product that could be adopted by educators or citizen scientists?
- How does the team plan to validate or improve the tool’s scientific claim controls over time?
- Is there any feedback from users in astronomy education or citizen science?
Overall Assessment
- Not evidenced.
- No information is provided about funding, valuation, or investment interest.
- The project appears to be a prototype submitted for a hackathon with no commercial traction or evidence of adoption.
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Source
Submitted to the OpenAI 2026 hackathon on Devpost. Project home on Devpost. Back to the full gallery on Devpost.
This competitive analysis was produced byGenerated by a language model from this project's public Devpost page — its tagline, the author's own write-up and any built-with tags listed there — as captured in August 2026. Short quotations are the author's words. It is an opinion on the idea as a business, not on the people behind it, and it reflects the description as published then. If the project has moved on, request a correction below. The analysis is not independent research and contains no verified traction, revenue or customer data.
An independent guide by KFG International LLC — not affiliated with, endorsed by, or connected to Devpost or OpenAI.

