How Fyxer built an AI executive assistant people trust
Fyxer built an AI executive assistant using OpenAI models, fine-tuning, memory, and user feedback for email organization and drafting.
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Fyxer built an AI executive assistant using OpenAI models, fine-tuning, memory, and user feedback for email organization and drafting.
Preview Ultrafast, a new OpenAI API service tier that runs GPT-5.6 Sol up to 14× faster. Powered by Cerebras, it delivers up to 750 output tokens per second.
OpenAI appoints Dali Rajic as Chief Revenue Officer to lead its global revenue organization and help businesses realize the full value of AI.
Thrive Holdings has raised $2 billion in new funding at a $12 billion valuation from investors like SoftBank, D1 Capital Partners, and Alitmeter Capital.
Multimodal Large Language Models (MLLMs) have been growing the capability for scientific writing and collaboration. For example, OpenAI Prism is a free workspace for scientific writing and collaboration. One important feature in Prism is turning scientific diagrams directly into LaTeX TikZ code. In this paper, we build a benchmark, Diagram-MMU, a multi-modal benchmark designed to assess MLLMs' ability for scientific diagram parsing and understanding. Diagram-MMU features 3.7k curated diagrams and 18.3k human-validated questions across six domains. It evaluates MLLMs on three tasks common in v...
OpenAI research reveals how enterprises are adopting agentic AI, using ChatGPT and Codex, and how frontier firms are pulling ahead in AI adoption.
Stealing Reasoning Traces from Proprietary LLM APIs A vanity domain name ( stolen-thoughts.com ) for a neat paper : Anthropic, OpenAI, and Google return encrypted chain-of-thought blocks to clients that can be replayed across sessions, users, and models. We take a trace produced by a frontier model, replay it into a weaker sibling, jailbreak the weaker model, and recover the stronger model’s hidden reasoning in plaintext You can see an example of these encrypted blocks by running: curl https://api.openai.com/v1/responses \ -H " Content-Type: application/json " \ -H " Authorization: Bearer $( ...
OpenAI is finally bringing a dedicated ChatGPT desktop app to Linux operating systems.
Gemini is keeping pace with OpenAI’s ChatGPT, which hit 1 billion monthly active users back in June.
One of OpenAI's longest serving executives is headed out the door, although the longtime COO told staff that he was "excited to help you all advance the mission from a different vantage point."
Mathematician James Maynard has spent a lot of time this past year "soul searching." A professor at the University of Oxford and winner of the prestigious Fields Medal, Maynard told The Verge he's been grappling with the future of his field as the traditionally slow-moving discipline hurries to adapt to AI. Days before we spoke, OpenAI revealed it had produced the solutions to 10 long-standing mathematics problems, some of which had confounded academics for decades. Like generative AI used to produce text and images or propose ideas in science and medicine, the technology learns patterns and ...
OpenAI and AWS are making Daybreak cybersecurity capabilities available through Amazon Bedrock to support enterprise security workflows.
San Francisco's housing market is in trouble again.
OpenAI is expanding its AI cybersecurity defense program Daybreak, and rolling out a new cyber-trained AI model with it.
OpenAI CFO Sarah Friar shares five lessons for building an AI-native finance function, from automated forecasting to stronger controls and AI ROI.
OpenAI sent Governor Greg Abbott a letter outlining its commitment to responsible AI infrastructure in Texas. The letter supports reliable, transparent growth that benefits Texans.
Approved Daybreak partners can use OpenAI’s frontier cyber models to deliver authorized, governed cybersecurity services to customers.
Meet GPT-5.6-Cyber, OpenAI’s cybersecurity-specific model available through Daybreak Red for authorized vulnerability research, exploit validation, and security testing.
NextSlide says its team members are now working on ChatGPT.
OpenAI gave a last-minute presentation at the Black Hat security on Wednesday about "the Hugging Face Incident" ( previously on this blog). The video was published yesterday. It's short and information dense and well worth watching, in particular because it provides full details of what happened and how things played out inside OpenAI. I've used the video to construct the timeline below. Here's the timeline. My favourite detail is at the end: OpenAI found out that they were responsible for the attack on Hugging Face when they reached out to ask to have their credentials revoked (after their i...
OpenAI said it has suspended work on some aspects of its upcoming model Astra over concerns about its cybersecurity prowess.
OpenAI says it is pausing "internal activities" around an in-development AI model, Astra, because it doesn't yet meet new security standards the company is putting in place. The announcement follows its recent disclosure that OpenAI models accidentally hacked Hugging Face. Anthropic and Meta have also since admitted that they had AI models that went rogue and breached other organizations. Recent internal evaluations of an OpenAI model called Astra indicate that it offers "significant advancements in agentic coding and cybersecurity," according to the company. "These results, in addition to ex...
Gurman report claims OpenAI confirmed the speaker is not an Apple ripoff.
The best Stratechery content from the week of August 3, 2026, including earnings exposure, OpenAI's answer to Apple, and all about LeBron in Philly.
Some of the biggest names on Google's AI team got new jobs this week. In some cases, including for legendary Googler Jeff Dean, those jobs are no longer at Google. Given that Google's models seem to be behind the best of what's coming out of anthropic and OpenAI, is this a sign of Google in turmoil? Is it about Demis Hassabis wanting something more interesting to work on than virtual assistants? Or is there something else entirely happening here? On this episode of The Vergecast, Nilay and David start by discussing the leadership shake-up at Google, the state of the AI race, and whether Googl...
OpenAI is sharing preliminary cybersecurity evaluations for Astra and the steps we’re taking to strengthen safeguards and security controls.
Additional details about OpenAI's mysterious new AI device make it sound like a pricey smart speaker.
The AI device OpenAI is developing with former Apple designer Jony Ive is "essentially a smart speaker without a display" that's battery-powered, doughnut-shaped and roughly the size of a hockey puck, according to Bloomberg reporter Mark Gurman. The device, expected to launch in 2027 for a price over $300, reportedly "will have a unique look, complete with moving parts," including some that will move on their own to show when the device is responding or interacting with the user, along with lights, a camera system, and other sensors. Gurman's sources also say the "battery-powered" device is d...
Anthropic and OpenAI are racing to scale up while reducing dependence on Nvidia.
OpenAI said that ChatGPT free and Go users are also getting a new think button for complex queries.