ChatGPT Model Versions and Features

<!-- SC_OFF --><div class="md"><p>I'm using a business account but on ChatGPT web or app, I'm only seeing Medium, High, and Pro, but the official doc says business plan has access

<!-- SC_OFF --><div class="md"><p>I’m on ChatGPT Pro (model 5.5) and I’m noticing something weird: prompts that used to “think” for 20, 30, 40+ minutes now seem to stop after

<!-- SC_OFF --><div class="md"><p>Hey guys,<br /> Usually all of us, using normal ChatGPT, have a limited context window in chat. From what I heard it is 256K for Plus users even

<!-- SC_OFF --><div class="md"><p>Hey, heavy Anthropic user here. Due to Anthropic cutting limits on Claude Code like 100x, I am seriously considering switching to Pro

<table> <tr><td> <a href="https://www.reddit.com/r/OpenAI/comments/1xa60rq/psa_chatgpt_intentionally_swaps_selected_model/"> <img alt="PSA: ChatGPT intentionally swaps selected

<!-- SC_OFF --><div class="md"><p>For me, when I select GPT-5.5 Thinking with Auto-switch off; standard voice generates a response labelled GPT-5.3. If I leave voice mode and use

<table> <tr><td> <a href="https://www.reddit.com/r/ChatGPT/comments/1u2tzrg/new_web_ui_update/"> <img alt="New web UI update?"

<table> <tr><td> <a href="https://www.reddit.com/r/ChatGPT/comments/1wy8ltb/codex_work_vs_chat_usage_suddenly_combined/"> <img alt="Codex / Work vs Chat usage suddenly combined?"