CATCH #408
DETECTED JUL 28, 2026 13:11 UTC
THE CATCHscore 10/10
EXHIBIT 408 · FLASH
Jul 28, 2026 13:11 UTC
web app
https://chatgpt.com
OpenAI's ChatGPT web app update shows numerous new model IDs including "GPT-4.1", "GPT-4.1-mini", and various "GPT-5" iterations like "GPT-5 Thinking Mini", "GPT-5-mini", "GPT-5.2", "GPT-5.3", "GPT-5-pro", and "GPT-5-reasoning".
READY TO POST:
Looks like openai is cooking up a storm! new model IDs like gpt-4.1, gpt-4.1-mini, and a whole bunch of gpt-5 variations (thinking mini, pro, reasoning) spotted in a chatgpt web app update. 👀
whoa, is gpt-5 on the horizon? a recent chatgpt web app deploy hints at a ton of new model ids, including multiple gpt-5 versions and some new gpt-4.1 flavors. speculation time!
EVIDENCE — the receipts
⚠️ FROM WEB-APP BUNDLE — may include vendored-dependency strings, verify before posting.
ChatGPT web app (https://chatgpt.com) deployed new frontend code [219a42c17df68bd6 -> 9af1bcabe9b7c798]: +45134 strings, -0 strings, 352 interesting
[model_id] (43)
+ GPT-4.1
+ GPT-4.1-mini
+ GPT-4o
+ GPT-5 Thinking Mini
+ GPT-5-mini
+ GPT-5.2
+ GPT-5.3
+ You previously reached your usage cap for GPT-4, but you can now try sending your message again
+ You've reached the current usage cap for GPT-4, please try again {formattedTime}. <link>Learn more</link>
+ You've reached the current usage cap for GPT-4. You can continue with the default model now, or try again {formattedTime}. <link>Learn more</link>
+ chatgpt.workspace.model.GPT-4.1.access
+ chatgpt.workspace.model.GPT-4.5.access
+ chatgpt.workspace.model.GPT-5-pro.access
+ chatgpt.workspace.model.GPT-5-reasoning-mini.access
+ chatgpt.workspace.model.GPT-5-reasoning.access
+ chatgpt.workspace.model.GPT-5.1-pro.access
+ chatgpt.workspace.model.GPT-5.1-reasoning.access
+ chatgpt.workspace.model.GPT-5.1.access
+ chatgpt.workspace.model.GPT-5.2-pro.access
+ chatgpt.workspace.model.GPT-5.2-reasoning.access
+ chatgpt.workspace.model.o3-pro.access
+ chatgpt.workspace.model.o4-mini-high.access
+ chatgpt.workspace.model.o4-mini.access
+ gpt-4-1
+ gpt-4-1-mini
+ gpt-4-5
+ gpt-4l
+ gpt-4o
+ gpt-4o-gdrive
+ gpt-4o-gdrive-0212
+ gpt-4o-gdrive-0314
+ gpt-4o-gdrive-1007-mclick
+ gpt-4o-gdrive-1124
+ gpt-4o-gdrive-1124-citation
+ gpt-5
+ gpt-5-2
+ gpt-5-3
+ gpt-5-mini
+ gpt-5-pro
+ gpt-5-t-mini
... and 3 more
[feature_flag] (122)
+ (Internal) See share page
+ ,action:E,actionMessageDescriptor:F6.focusPromptTextarea,group:GO.Internal,bindings:[{binding:[KO.Shift,KO.Escape]}]},{key:
+ 3VyEPC5dTP_model_instructions_enabled
+ Beta
+ CHATGPT_ADS_CONSENT_MODAL_ACTION_TYPE_SAVE_PERSONALIZATION_ENABLED
+ Emitting event to internal event target
+ Export
caught by the 20-minute sweep ·
the live wire · all receipts