yynxxxxx/gpt_sub_analysis

Security analysis of the ChatGPT iOS subscription / entitlement flow (internal draft, coordinated disclosure WIP)

Security

6.6 Early signal Magnitude out of 10. Star growth looks organic. Data as of September 18, 2026.

About the project

A guide to analyzing the ChatGPT iOS subscription flow: it describes intercepting the buyProduct request via Reqable and SSL Kill Switch 3 and rewriting the offerName and salableAdamId fields to obtain the Pro 20x plan. An internal research draft for coordinated disclosure.

Useful for

Set up Reqable and Clash to intercept HTTPS traffic from an iPhone
Study the buyProduct request structure and App Store subscription fields
Test client resistance to purchase parameter tampering

README summarized by DeepSeek V4.1 Flash. Details may be inaccurate.

Why it’s trending

104 stars so far today, about 157 expected by the end of the day.
The spike has held for 2 days in a row — not a one-off blip.
The repository is 1 day old and already has 508 stars.
Top new repositories this week: #21.
About 62 forks a day — people are taking the code.

Stars per day

Bars are daily stars, the line is the usual pace. Red marks spike days.

Numbers

Total stars: 508
Stars in a day: 157
Forks: 283
Issues and pull requests: 10
Watchers: 0
Created: September 17, 2026
Last push: September 18, 2026

Star trust

Growth looks organic: forks and discussion are in line with active projects, and stars arrive unevenly, the way people give them.

These are heuristics, not a verdict: we judge by the repository’s behavior, not by a list of stargazers.

Spotted in

September 18, 2026Top new repositories this week: #21
September 17, 2026Top new repositories this week: #53

README badge

Paste it into your README — the badge shows the current magnitude and links to this page.

[![Seismograph](https://gitnova.dev/badge/yynxxxxx/gpt_sub_analysis.svg?lang=en)](https://gitnova.dev/en/r/yynxxxxx/gpt_sub_analysis)

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