OpenAI 2026 hackathon

WhatIfGPT

Don't just read AI reasoning — fork it. Edit any step in an AI's chain-of-thought, branch it, and see how the answer changes. Built for OpenAI Build Week with Codex & GPT-5.6.

Team of 4 · 1 likes · 0 comments

Archive position — measured, not model output

1 like on Devpost

506 of the 7,856 archived projects have more likes, and 1,758 share exactly 1 — so this project's #2,222 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

WhatIfGPT is a self-reported tool that visualizes AI reasoning as an interactive tree structure, allowing users to edit assumptions mid-reasoning and explore alternate outcomes. It was built for the OpenAI 2026 hackathon.

What changed

The project description does not indicate any prior version or evolution; it is presented as a new submission.

Single most important open question

Is there evidence of user adoption, revenue, or customer traction beyond the hackathon submission?

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What The Product Actually Is

The description states that WhatIfGPT:

  • Turns AI reasoning into an interactive, explorable tree instead of text
  • Allows users to ask questions or make decisions (e.g., "Should I launch this product in Q1 or Q2?")
  • Renders the AI’s reasoning as connected step-by-step nodes
  • Enables clicking any node, editing the assumption it's based on, and forking a new branch while keeping the original intact
  • Provides AI-suggested next steps to explore alternate paths automatically
  • Allows comparing two branches side by side with an AI-generated explanation of divergence
  • Exports final synthesized answers as clean, formatted reports

Inference The tool appears to be built around a chain-of-thought visualization and editing workflow using LLMs.

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Positioning & Claim Evolution

The description states:

  • The product aims to solve the problem that "AI chatbots give you one answer based on one hidden assumption"
  • It introduces an alternative where users can "open up the model's reasoning, change one assumption, and watch the answer update live"
  • It positions itself as a tool for inspecting and editing AI decision-making processes

Inference The positioning is focused on transparency and control over AI reasoning, not general-purpose chatbot replacement.

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Target Customer & ICP

The description does not state:

  • Who the target customer is
  • Whether it targets individuals or enterprises
  • What specific use cases or industries it addresses

Not evidenced.

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Business Model & Pricing Evidence

The description states:

  • The tool was built for a hackathon
  • No mention of pricing, monetization, or business model

Not evidenced.

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Technical & Delivery Signals

The description states:

  • Built with: React + Vite + Tailwind CSS + React Flow (frontend)
  • Backend: FastAPI (Python)
  • LLMs accessed via Groq API, with Codex and GPT-5.6 explored
  • Deployment on Render (backend) and Vercel/Render (frontend)
  • UI styled with glassmorphism design elements

Inference The tool uses modern web stack and integrates with LLM APIs for reasoning.

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Traction & Maturity Signals

The description states:

  • Submitted to the OpenAI 2026 hackathon
  • Built by a team of four members
  • No mention of users, customers, revenue, or product usage metrics

Not evidenced.

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Competitive Context

The description does not state:

  • Who the competitors are
  • How WhatIfGPT compares to existing tools in AI reasoning visualization or editing
  • Whether similar products exist in the market

Not evidenced.

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Key Risks & Red Flags

  • The project is described as a hackathon submission with no evidence of traction, revenue, or customer adoption.
  • No indication of scalability beyond prototype-level functionality.
  • No mention of data privacy, model governance, or enterprise readiness.
  • The tool appears to be experimental and not yet production-ready.

Inference The lack of any commercial or user-facing signals raises concerns about viability as a product or business.

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Diligence Questions To Ask The Founders

  1. What is the intended target market for this tool?
  2. Are there any users or early adopters beyond the hackathon?
  3. How does the team plan to monetize or scale this product?
  4. What are the technical limitations of current LLM integration and how might they be addressed?
  5. Is there a roadmap for moving from prototype to production-ready version?

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Investment/Partnership Verdict

The description states:

  • This is a hackathon submission
  • No evidence of revenue, customers, or traction
  • No indication of a business model or monetization strategy

Not evidenced.

Given the self-reported nature and lack of external validation, this project does not demonstrate commercial viability or traction beyond its initial development phase.

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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.