Model intelligence.
Follow the changes. Understand what comes next.
Tibo says paid Codex users are getting another weekly usage reset
Tibo, who leads Codex and ChatGPT, posted on X that another reset is being sent to all paid accounts in the coming hours. In this context, reset means a weekly usage reset for paid Codex users, so people can use up their current quota before the new free reset lands.
Latest stories09
Latest updatesTibo says paid Codex users are getting another weekly usage reset
Tibo, who leads Codex and ChatGPT, posted on X that another reset is being sent to all paid accounts in the coming hours. In this context, reset means a weekly usage reset for paid Codex users, so people can use up their current quota before the new free reset lands.
Anthropic launches Claude Haiku 5.5, a cheaper and more capable small model
Anthropic has released Claude Haiku 5.5, the newest version of its smallest and lowest-cost Claude model. The company says it is faster and more capable than Haiku 4.5, while cutting average running costs by about 75%, with the biggest savings on requests under 100,000 tokens.
Tibo, Head of Codex & ChatGPT, completes Codex usage reset: prior updates earned praise, reset followed community vote
Tibo, Head of Codex and ChatGPT, has completed a Codex usage reset. Previously, he had shipped four widely well-regarded features and math proof capabilities; after calibrating, he noted the current rules favor a reset for users, so he followed the community vote to execute it.
Anthropic Offers Startups a Free Year of Claude Team Service and $1,000 in Credits
Anthropic is rolling out a support program for early-stage startups, which gives participating companies a full year of free access to Claude Team along with $1,000 in model usage credits, according to a TechCrunch report. The company says it built the program because it believes the benefits of AI will reach most people through companies that build products on top of models, rather than through the models themselves.
Tibo’s 28-Day Codex Plan Day 2: Auto-review is now free
Day 2 of Tibo’s 28-day Codex improvement plan brings a concrete change: Auto-review is now free for all users signed in with a ChatGPT account. The feature uses a second agent to review actions taken by the primary agent, reducing approval fatigue from the default sandbox mode while aiming to block high-risk or off-intent actions, with no usage drawn from the user’s plan.
Claude Language Settings Menu Re-Adds Simplified and Traditional Chinese
A shared interface screenshot shows Claude's language selection menu now includes both Simplified Chinese and Traditional Chinese options; American English remains the default selected language, and the screenshot does not state a specific release date or model version.
Tibo’s Day 1 update: GPT-6 Astra and GPT-6.1 Sol get about 50% faster by default
Tibo shared what he called Day 1 of his 28-day improvement push on X: default speed for GPT-6 Astra and GPT-6.1 Sol has been optimized to be about 50% faster across subscription access, including OpenAI products and partners using Sign in With ChatGPT. He said no user action is needed and the change should be felt within two hours.
OpenAI is adding invisible watermarks to eligible ChatGPT and Codex text in the EU
OpenAI has outlined its response to EU AI Act text provenance rules: over the coming weeks, it will add invisible watermarks to eligible ChatGPT and Codex text outputs in the European Union. Global API customers can also opt in to text watermarking for select models, though it stays off by default. The system is called textGrain, but detection remains limited with shorter text, math-heavy content, and edits all reducing reliability.
Tibo announces 28-day plan: daily practical Codex improvements or a full reset
Tibo announced on social media that over the next 28 days, the team will either ship a clear, useful improvement for most Codex/Work users every day, or carry out a full reset; he also noted the team is only focusing on simplification, efficiency gains, breakthrough features, or new models. Three user comments in the screenshot complain about repeated cross-chat authorization loops for Codex, criticize the limited user scope of improvements, and state the user no longer wants to renew their GPT subscription.