OpenAI 2026 hackathon

Nothing More

Turn personal AI work, subscriptions, and API choices into an explainable budget plan

Solo project by ParkBomJun ParkBumJun · 0 likes · 0 comments

Archive position — measured, not model output

0 likes on Devpost

2,264 of the 7,856 archived projects have more likes, and 5,592 share exactly 0 — so this project's #5,604 place in the like-ranked listing is a tie-break inside that group, not a ranking.

Projects (log scale)

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Likes on Devpost. ▲ marks this project's group.

Show the figures
LikesProjectsShare of archive
05,59271.2%
11,75822.4%
22853.6%
3–41321.7%
5–9751.0%
10+140.2%
Devpost like counts for all 7,856 archived projects, captured when this archive was built.

Executive Summary

What the company appears to be

Nothing More is a self-reported personal budgeting tool aimed at individuals who use AI subscriptions and APIs, with a focus on helping users understand and control their spending. The project was built by one person (ParkBomJun ParkBumJun) as part of an OpenAI 2026 hackathon submission.

What changed

The author reports that the initial version had usability issues and complex language, but after iterative development involving AI and human input, it became simpler and more user-friendly. The final version emphasizes clarity in UI/UX and privacy handling.

Single most important open question

Is there any evidence of actual user adoption or revenue generation beyond the author’s own use case?

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What The Product Actually Is

The description states that Nothing More is a tool designed to help users manage personal AI work, subscriptions, and API choices by turning them into an explainable budget plan. It targets ordinary people, office workers who code, and those with side-hustle coding activities.

It was built using technologies such as Codex, GPT-5.6, Next.js, Node.js, React, TailwindCSS, TypeScript, Vercel, Vitest, Zod, and OpenAI Responses API.

The author claims the app uses everyday language to make it easy for anyone to understand how to use it right away.

Inference The product appears to be a web-based personal finance dashboard or tool that aggregates and visualizes AI-related expenses, possibly through integration with various APIs or subscription services.

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Positioning & Claim Evolution

The author states that the inspiration came from their own experience of paying for unused AI subscriptions. They describe the goal as helping users avoid wasting money on unnecessary services.

They also mention that the UI/UX was simplified to be more accessible, and that they prioritized privacy by ensuring API keys never go to the browser.

Inference The positioning evolved from a personal solution to a broader tool for managing AI-related spending. However, there is no evidence of how this evolved into a commercial offering or whether it has moved beyond a prototype.

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Target Customer & ICP

The description states that the target users are:

  • Ordinary people
  • Office workers who code
  • People who already pay for AI subscriptions
  • People who do vibe coding as a side hustle or hobby

Inference The ICP seems to be individuals with some technical knowledge but not necessarily deep expertise in finance or subscription management. It is unclear whether this includes enterprise customers or if the tool is strictly personal.

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Business Model & Pricing Evidence

There is no mention of pricing, monetization strategy, or business model in the provided description.

Not evidenced.

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Technical & Delivery Signals

The project was built using:

  • Codex
  • GPT-5.6
  • Next.js
  • Node.js
  • React
  • TailwindCSS
  • TypeScript
  • Vercel
  • Vitest
  • Zod
  • OpenAI Responses API

The author reports that they used AI to assist in building the app, but also emphasized human involvement in refining design and functionality.

Privacy was a key concern, with decisions made to keep API keys local and only send necessary information to OpenAI.

Inference The technical stack suggests a modern frontend/backend architecture with AI integration. However, there is no evidence of scalability, performance metrics, or production deployment beyond the hackathon prototype.

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Traction & Maturity Signals

The author mentions that the app was built over three full days during a hackathon and that early versions had usability issues.

They note improvements made in UI/UX and privacy handling, but there is no evidence of:

  • User base
  • Revenue
  • Customer feedback
  • Product usage data
  • Market traction

Not evidenced.

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Competitive Context

No mention of competitors or market positioning in the description.

Not evidenced.

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Key Risks & Red Flags

  1. Lack of commercial evidence: No revenue, customers, or adoption data.
  2. Single-person team: The entire project was built by one individual; no indication of team expansion or support structure.
  3. Prototype nature: Built for a hackathon, not intended for production use.
  4. Unverified claims: All statements are self-reported and unverified.
  5. No pricing model: No indication of how the product would monetize.
  6. AI dependency risk: Heavy reliance on AI tools raises questions about long-term viability and control.

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Diligence Questions To Ask The Founders

  1. How did you validate that users actually need this tool?
  2. What is your plan for scaling beyond a single-person development model?
  3. Are there any existing users or early adopters?
  4. What are the technical limitations of integrating with various AI and API services?
  5. How do you intend to monetize the product?
  6. What are the risks associated with relying heavily on AI tools like Codex and GPT-5.6?

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Investment/Partnership Verdict

Not evidenced.

The description provides no evidence of traction, revenue, or customer adoption. It is a self-reported hackathon project built by one person without any indication of commercial viability or scalability.

This is a pre-product concept with no demonstrated market need or business model. Any investment or partnership would require further validation and proof of concept beyond the author's own experience.

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Source

Submitted to the OpenAI 2026 hackathon on Devpost. Project home on DevPost.

The analysis above was generated by a language model from the project's own one-line description. It is not independent research and contains no verified traction, revenue or customer data.