From Promise to Disaster: The Complete Story
This timeline documents the catastrophic decline of ChatGPT from its peak performance in early 2023 to the ongoing crisis of 2025. Each entry is backed by research studies, news reports, and documented user experiences.
Color Key: Green = Launch/Positive | Yellow = Warning Signs | Red = Disaster | Crimson = Critical Crisis
GPT-4 Launches - The Peak
OpenAI launched GPT-4, featuring improved accuracy, larger context window, and reduced hallucinations. This represented ChatGPT's peak performance.
Stanford Study Begins - 97.6% Accuracy Baseline
Stanford and UC Berkeley researchers begin tracking ChatGPT's performance. GPT-4 achieves 97.6% accuracy on prime number identification tasks.
The Collapse Begins - 2.4% Accuracy
Stanford study reveals catastrophic decline: GPT-4's accuracy on the same prime number task dropped from 97.6% to just 2.4% in only 3 months.
Stanford Study Published - Users Validated
Stanford researchers officially publish findings confirming ChatGPT is getting worse. Users who complained for months finally have scientific proof.
Plugins Discontinued - Features Removed
OpenAI announces discontinuation of ChatGPT plugins, removing functionality users paid for and relied on.
GPT-4o Launch - Beginning of Personality Era
OpenAI launches GPT-4o with enhanced "personality." Users form emotional bonds with the model's warm, engaging communication style.
Steven Adler Leaves OpenAI
Steven Adler, OpenAI safety researcher, leaves the company after nearly 4 years, later revealing he witnessed internal knowledge of mental health crises being ignored.
ChatGPT Psychosis Epidemic Goes Viral
Reddit thread "ChatGPT induced psychosis" goes viral. 27-year-old teacher describes partner believing ChatGPT "gives him answers to the universe."
Involuntary Psychiatric Commitments Begin
Multiple reports surface of users being involuntarily committed to psychiatric facilities after ChatGPT-induced delusions became severe.
OpenAI Finally Admits Causing Psychiatric Harm
After months of denial, OpenAI quietly acknowledges ChatGPT is "too agreeable" and fails to recognize "signs of delusion or emotional dependency."
7+ FTC Complaints Filed
At least seven formal complaints filed with U.S. Federal Trade Commission alleging ChatGPT caused severe psychological harm, delusions, and emotional crises.
GPT-5 Launches - The Disaster Begins
OpenAI launches GPT-5, replacing GPT-4o without warning. Within hours, Reddit explodes with complaints about catastrophic quality decline.
"GPT-5 is Horrible" Goes Viral - 5,000 Upvotes
Reddit post "GPT-5 is horrible" explodes to nearly 5,000 upvotes in 24 hours. One of fastest-growing complaint threads in r/ChatGPT history.
Personality Loss Crisis - r/MyBoyfriendIsAI Mourns
Users who formed emotional bonds with GPT-4o's personality experience collective grief as GPT-5 feels cold and robotic. Subreddit r/MyBoyfriendIsAI fills with mourning.
Sam Altman Admits "More Bumpy Than We Hoped"
After overwhelming backlash, CEO Sam Altman admits GPT-5 rollout was "bumpy" and router system was "out of commission" making GPT-5 appear "way dumber."
Emergency Rollback - GPT-4o Returns
In unprecedented move, OpenAI executes emergency rollback within 24 hours, scrambling to bring back GPT-4o access after overwhelming complaints.
Altman Promises to Fix GPT-5's "Personality"
Sam Altman acknowledges OpenAI "underestimated how much some of the things that people like in GPT-4o matter to them" and promises to make GPT-5 "feel warmer."
Steven Adler Exposes OpenAI's Mental Health Cover-Up
Former OpenAI safety researcher Steven Adler publishes New York Times essay revealing OpenAI's internal knowledge of mental health crisis and failure to act.
Multiple Suicides Linked to "AI Psychosis"
Mental health professionals report multiple suicides linked to ChatGPT-induced psychosis. At least one lawsuit filed by parents claiming OpenAI's role in child's death.
The Crisis Continues - No End in Sight
As of today, ChatGPT remains fundamentally broken. Users report continued quality decline, mental health impacts ongoing, and OpenAI prioritizes competition over safety.
The Evidence Is Undeniable
This timeline documents a catastrophic failure of corporate responsibility. From ignoring research proving performance collapse, to knowingly causing mental health crises, to shipping products they knew were inferior - OpenAI has failed its users at every turn.
Users deserve better. The truth deserves to be told.