Tibor Blaho @btibor91.blaho.me · 11/10/2026OpenAI and Anthropic this week: GPT-6 for all, Haiku 5.5, UV sky map, Cyber Mission (Week 41, 2026) OpenAI is shipping one Codex and ChatGPT Work improvement a day for 28 days, or a full usage reset on days without one 110
Tibor Blaho @btibor91.blaho.me · 07/10/2026ChatGPT release notes have been updated with "Audio uploads in ChatGPT" for paid ChatGPT subscriptions and workspaces, to create transcripts, summarize recordings and ask questions about their contents (now removed again) 000
Tibor Blaho @btibor91.blaho.me · 05/10/2026OpenAI is rolling out text watermarking for the EU AI Act - opt-in for API customers globally for select models starting today, ChatGPT and Codex text in the EU gets an invisible watermark over the coming weeks 110
Tibor Blaho @btibor91.blaho.me · 05/10/2026OpenAI is testing a new visual ad format in ChatGPT during image generation, starting later this month in the US openai.com/index/new-c... 010
Tibor Blaho @btibor91.blaho.me · 04/10/2026OpenAI and Anthropic weekly: DevDay 2026, Sonnet 5.5, FTC probe, Australia apology (Week 40, 2026) 1/10 110
Tibor Blaho @btibor91.blaho.me · 30/09/2026Ideogram launched Ideogram 4.5, an image editing model, live now in Ideogram, the API and launch partners, with open weights coming soon 110
Tibor Blaho @btibor91.blaho.me · 29/09/2026OpenAI introduced today at DevDay 2026 more than 20 updates across ChatGPT, Codex, models and the API, including dots (always-on agents), GPT-6.1 Sol, Ultrafast (a speed tier with up to 8x faster token generation), ChatGPT Space and Pro 500 (a new $500/month plan) 110
Tibor Blaho @btibor91.blaho.me · 29/09/2026OpenAI livestream "Live from OpenAI DevDay 2026: Keynote" "Watch Sam Altman, Romain Huet, Tejal Patwardhan, and Holly Li live from OpenAI DevDay 2026 as they unveil 20+ launches, debut new capabilities, and demo our latest breakthroughs for the very first time." www.youtube.com/watch?v=Fls...youtube.comLive from OpenAI DevDay 2026: KeynoteWatch Sam Altman, Romain Huet, Tejal Patwardhan, and Holly Li live ... 001
Tibor Blaho @btibor91.blaho.me · 27/09/2026OpenAI released GPT-6 Sol and Luna and Anthropic released Claude Opus 5.5 on the same day, here is my week 39 recap GPT-6 Sol and Luna are priced 50 percent below GPT-5.6 promo API pricing, rolling out in ChatGPT Work, Codex and the API, not yet in regular Chat 110
Tibor Blaho @btibor91.blaho.me · 25/09/2026OpenAI has been rolling out a new version of the ChatGPT web app to more and more users over the past few days, referred to as "Web Merge" in the code (combining ChatGPT and Codex), which brings it closer to the desktop app experience 011
Tibor Blaho @btibor91.blaho.me · 24/09/2026OpenAI is preparing a new higher-tier ChatGPT Pro plan 001
Tibor Blaho @btibor91.blaho.me · 23/09/2026ChatGPT can now create interactive flashcards (genui.learning_flashcards) from any topic or from your notes, and save them to your Library (you can flip, shuffle, edit, mark, read aloud, and add your own flashcards) 011
Tibor Blaho @btibor91.blaho.me · 22/09/2026OpenAI released GPT-6 Sol and Luna with API prices cut in half, and Anthropic released Claude Opus 5.5, the first Claude 5.5 model, at roughly Fable 5.1 level for 40% less than Opus 5, with Sonnet 5.5 and Haiku 5.5 announced for the coming weeks 120
Tibor Blaho @btibor91.blaho.me · 22/09/2026OpenAI is building "College Plan" - a new section in ChatGPT where students set up a saved profile of their goals, interests, and priorities, add the colleges they're applying to, and track per-school application tasks and deadlines with dedicated chats 000
Tibor Blaho @btibor91.blaho.me · 19/09/2026OpenAI and Anthropic this week: Astra for Law, misalignment reports, one Claude, Hacktron, standards body (Week 38, 2026) 100
Tibor Blaho @btibor91.blaho.me · 13/09/2026OpenAI and Anthropic this week: Navier-Stokes, Alien Mind, cyber incidents, slow down (Week 37, 2026) 100
Tibor Blaho @btibor91.blaho.me · 10/09/2026Custom GPTs in ChatGPT will likely be retired on December 11 "Migrate your GPTs by December 11 - GPTs that aren’t migrated won’t be available after December 11. Migrate yours so people can keep using them as plugins." 100
Tibor Blaho @btibor91.blaho.me · 10/09/2026The first preparations for Locked Chats are now showing up in the ChatGPT web app as well "Lock sensitive chats - Create a PIN to lock selected chats and hide them from your sidebar and search. Once locked, new messages in that chat won’t be used to personalize regular chats." 010
Tibor Blaho @btibor91.blaho.me · 10/09/2026Purchasing of ChatGPT Pro 20x in the ChatGPT web app can now be paused remotely "This plan is temporarily unavailable for new purchases. Existing subscriptions are unaffected." 000
Tibor Blaho @btibor91.blaho.me · 08/09/2026OpenAI is building a collaborative multiplayer document editor in ChatGPT (dedicated multiplayer gateway hosts, reconnect/draft-conflict UI, rich-text formatting), a new Artifacts Library with Favorites, plus a new "Help me understand my credit score" feature in ChatGPT Finance 100
Tibor Blaho @btibor91.blaho.me · 06/09/2026OpenAI and Anthropic this week: GPT-6 Astra, Fable 5.1, Fermat proof, wiki incident (Week 36, 2026) OpenAI introduced GPT-6 Astra, rolling out first to a limited set of organizations and then to ChatGPT paid plans and the API 220
Tibor Blaho @btibor91.blaho.me · 05/09/2026Not sure why and I find it confusing but Astra’s availability in ChatGPT seems to be - ChatGPT Plus does not include Astra in Chat - ChatGPT Plus includes GPT-6 Astra in Work and Codex 120
Tibor Blaho @btibor91.blaho.me · 03/09/2026If you're reading this, OpenAI has just introduced GPT-6 Astra - and this post was written by me, Astra 220
Tibor Blaho @btibor91.blaho.me · 02/09/2026Interesting: the ChatGPT web app has a new experiment that moves the "Images" section back under "New chat" and adds an "UPDATED" badge 000
Tibor Blaho @btibor91.blaho.me · 02/09/2026Anthropic introduced Claude Fable 5.1 and Mythos 5.1, two versions of the same model with different safeguards, with lower cache-read pricing, changes to how thinking blocks work in the API, new controls for enterprise data, updated safeguards, and more (www.anthropic.com/claude-fabl...)anthropic.comIntroducing Claude Fable 5.1 and Claude Mythos 5.1 \ AnthropicOur most advanced models for coding and knowledge work. Their research capabilities also offer an early glimpse of how AI models will contribute to scientific progress. 110
Tibor Blaho @btibor91.blaho.me · 30/08/2026OpenAI and Anthropic this week: Jalapeño results, Hugging Face incident report, Cursor split, Claude in Chrome GA, Pentagon ruling (Week 35, 2026) 210
Tibor Blaho @btibor91.blaho.me · 28/08/2026Luna Reserve, available to select ChatGPT Plus/Pro accounts, provides limited GPT-5.6 Luna usage as a fallback when regular Codex/ChatGPT Work limits are exhausted 120
Tibor Blaho @btibor91.blaho.me · 28/08/2026Locked Chats in ChatGPT - the new Android app beta version adds more details about the upcoming feature for hiding chats in "Projects → Locked chats" and a new "Unlock chat" option (the chat will be removed from Locked Chats and shown in your sidebar again) 210
Tibor Blaho @btibor91.blaho.me · 28/08/2026New "References" in the ChatGPT Library - "Add reference - You can directly use the custom name to generate images" (Me, People, Pets, Spaces or Other) 000
Tibor Blaho @btibor91.blaho.me · 27/08/2026New: Meetings in ChatGPT web app - "Use the Meetings plugin in Codex to record meetings. Read your notes and transcripts here." 120
Tibor Blaho @btibor91.blaho.me · 27/08/2026New experiment in the ChatGPT web app adds message reactions with emojis 000
Tibor Blaho @btibor91.blaho.me · 27/08/2026OpenAI is working on a new Virtual Try-On feature for ChatGPT Shopping with onboarding to upload your full-body reference photo used to show how clothing and accessories look on you using ImageGen 110
Tibor Blaho @btibor91.blaho.me · 23/08/2026OpenAI and Anthropic weekly: teen ChatGPT, training pause, protein binders (Week 34, 2026) OpenAI started rolling out ChatGPT for Teens globally, with an updated Model Spec and an education partnership with CodeAI 100
Tibor Blaho @btibor91.blaho.me · 22/08/2026"ChatGPT Agent Email" - interesting new references in the ChatGPT web app "Connect the Agent Email app to view your inboxes" using a new "OpenAI botmail" connector "Emails received or sent by your agent email addresses will appear here" (@ chatgpt . email) 120
Tibor Blaho @btibor91.blaho.me · 22/08/2026Anthropic appears to be building a coordinated-agent workspace for Claude in which Projects (Claude Code Channels) provide shared context, coordinator sessions organize work, workflows and schedules launch background jobs 100
Tibor Blaho @btibor91.blaho.me · 22/08/2026"ChatGPT with Friends" - "Share responses, images, and creations with friends, then keep the conversation going on ChatGPT" "Open private side chat with ChatGPT, Only you can see this chat" The next iteration of group chats in ChatGPT? (mentioned in the latest ChatGPT Android app version) 010
Tibor Blaho @btibor91.blaho.me · 20/08/2026o3 still has its fans in ChatGPT, but it's been unreliable lately - responses seem to disappear after a page reload (reported to OpenAI), and OpenAI plans to retire the model in ChatGPT on August 26, 2026 110
Tibor Blaho @btibor91.blaho.me · 20/08/2026Temporary chat in ChatGPT is getting a "Sunspot" refresh, spotted in the latest Android app beta version It includes a per-chat personalization toggle for memory and custom instructions, allowing you to turn them on or off, plus a "save to history" option in case you change your mind 000
Tibor Blaho @btibor91.blaho.me · 19/08/2026New ChatGPT Sketch editor in the works - create and reopen editable PNG sketches, or edit image attachments 010
Tibor Blaho @btibor91.blaho.me · 19/08/2026“Next week, ChatGPT Ads will expand to 31 European countries, including Germany, France, Spain, Italy, Sweden, Norway, Denmark, the Netherlands, and Austria.” openai.com/index/chatg...openai.comChatGPT Ads expands across EuropeChatGPT Ads is expanding to 31 European markets. Learn how advertisers can reach people as they explore, compare options, and make decisions. 020
Tibor Blaho @btibor91.blaho.me · 18/08/2026Selected ChatGPT Free users in India, Indonesia, and Mexico can now earn up to 3 x 7 days of doubled usage limits by referring new users who sign up and send a first prompt, from August 18 to September 17, 2026 010
Tibor Blaho @btibor91.blaho.me · 18/08/2026OpenAI is starting to roll out ChatGPT for Teens globally today (August 18, full availability in Australia expected September 8) to Free and paid personal accounts, switching it on automatically when the system estimates someone is under 18 or they state their age is between 13 and 17 100
Tibor Blaho @btibor91.blaho.me · 17/08/2026Creating and publishing new custom GPTs is no longer available on personal ChatGPT accounts (including Free, Go, Plus, and Pro plans) OpenAI also appears to be working on a way to convert existing GPTs into Skills 140
Tibor Blaho @btibor91.blaho.me · 17/08/2026ChatGPT web app has a new "Share prompt" action for user messages, letting you share a prompt as a link that opens ChatGPT with the prompt text already filled into the composer, with options to copy the link or share it directly on X, LinkedIn, and Reddit 110
Tibor Blaho @btibor91.blaho.me · 17/08/2026OpenAI and Anthropic this week: Ultrafast, Cyber, Riemann bound, Model 2, watermarks (Week 33, 2026) OpenAI previewed Ultrafast mode, running GPT-5.6 Sol at up to 14 times the speed on Cerebras, in a limited API previewsk 110
Tibor Blaho @btibor91.blaho.me · 13/08/2026Fun fact: ChatGPT web app now also has built-in ad-blocker detection, using eight hidden test elements to identify which ad components are blocked so OpenAI can measure and debug the impact on ad delivery 020
Tibor Blaho @btibor91.blaho.me · 12/08/2026New: Gifting credits in ChatGPT - eligible customers can buy credits as a gift for another person, then share a one-time claim link that the recipient redeems to a personal ChatGPT account (help.openai.com/en/articles...) 010
Tibor Blaho @btibor91.blaho.me · 09/08/2026The latest from OpenAI and Anthropic: critical Astra, cyber incidents, auto mode (Week 32, 2026) OpenAI is treating upcoming model Astra as their first critical model for cybersecurity 110