Open-Source AI Models launch history

GPT-5.5 Instant is rolling out over the next two days as the default model to all ChatGPT users, and as ‘gpt-5.5-chat-latest’ in the API. Personalization improvements are rolling out to Plus and Pro users on the web, and soon on mobile. Memory sources are rolling out across all

Git 2.55 is here with a new incremental repacking strategy, more flexible ways to edit history, and much more. Check out our highlights from the latest release ✨ https://t.co/lDyyGZDqH4

Have you visited Git City yet? This open source project turns your GitHub profile into a pixel art city. Your commits, repos, and stars build the skyline. 🌃 https://t.co/Gi8E3jK4wt https://t.co/k5wxG9XlOR

To support other researchers getting hands-on experience with NLAs, we’ve partnered with Neuronpedia to release NLAs on open models. Try them out here: https://t.co/8duHfPR1Jy

Ideogram just released their latest and best v4 image model open weights State of the art and open weights go well together 🤗 Model: https://t.co/DUcL7BBH7D Demo: https://t.co/fIc26kF6Ky https://t.co/aw1S88Vx00 https://t.co/iD0FWyIgVs

Introducing Project Luxo: a new initiative exploring how AI-generated video has crossed the uncanny valley. Over the past few weeks, we’ve shared a series of short films with Hollywood executives, producers, directors, writers, actors and reporters. The response has been https://t.co/47TOMqzK4r

To truly understand AI’s economic impact, we’ll need to collect much more qualitative data like this. That’s why we’re launching the Anthropic Economic Index Survey. Each month, we’ll ask Claude users how AI is changing their work. For more details, see: https://t.co/kRdvr5Ohe4

We’re excited to announce our $1.5B Series F. Baseten exists to help companies own their intelligence and run AI products in production with speed, reliability, and control. As we enter this next chapter, three things are clear: 1. Customers like Abridge, Clay, Cursor, Decagon, https://t.co/At1I40iDNc https://t.co/96xCJBjYAh

Kimi K2.6, the new state-of-the-art open-weight model from Moonshot, is now available for Pro and Max subscribers. https://t.co/Cn2mRh8525

CEO Jensen Huang took the stage at GTC Taipei and redefined the future of AI. He unveiled AI infrastructure running the world's AI factories, autonomous agents that actually do things, physical AI and robotics stepping into the real world, and a brand-new generation of personal https://t.co/x9skzpyN8P

introducing Node Agent. describe what you want, and watch our agent build and refine creative workflows to make it happen. completely free for Pro, Max, and Business in krea . ai / nodes https://t.co/oe0kzn7kIJ

We heard you loud and clear. ChatGPT Voice can now: - Use plugins like your email, calendar, and Slack. - Be powered by GPT-6 Astra, Sol, and Luna. - Be used in ChatGPT Work on web and mobile, so you can create docs, decks, sites, and spreadsheets or tackle complex tasks in https://t.co/wLUiOt1wNJ

introducing prompt-to-workflow. now you can create entire node workflows from text instructions. try it now in Krea Nodes. https://t.co/T50nNFQTsL

🚀 Introducing FlashQLA: high-performance linear attention kernels built on TileLang. ⚡ 2–3× forward speedup. 2× backward speedup. 💻 Purpose-built for agentic AI on your personal devices. 💡Key insights: 1. Gate-driven automatic intra-card CP. 2. Hardware-friendly algebraic https://t.co/4Vhyyw5RuB

3️⃣ Goal mode is now available in the Codex app, IDE extension, and CLI. Goal mode makes Codex more hands-off, letting you set a goal that it can work towards for hours or even days. https://t.co/OZ18P1YxBf

At #MSBuild, @Microsoft and NVIDIA unveiled an end-to-end stack for developers scaling agentic AI, from Windows devices to cloud to local. One unified stack. Every layer accelerated. Highlights include: 💻 RTX Spark: Windows PCs purpose-built for personal agents 💡 NVIDIA https://t.co/qX8tXHmWnD

At #Knowledge26, our CEO Jensen Huang and @ServiceNow Chairman and CEO Bill McDermott unveiled the next chapter of enterprise AI. Through Project Arc and Vibe Coding, we are integrating the NVIDIA AI Factory into the ServiceNow platform to turn complex intent into seamless https://t.co/pY6OZfvMuN

Welcome to Open Source AI: Run Your Own Models Locally https://t.co/XtkDdgeBOP

Pull requests are easier to open than ever, but every review still takes human effort. Introducing pull request limits: maintainers can cap how many open PRs contributors without write access can have and set a bypass list for trusted contributors. More signal, less queue https://t.co/LmxtwmKLPz

Introducing Qwen3.6-Plus from @Alibaba_Qwen, a 1M-context model built for real-world agents, agentic coding, and multimodal reasoning. AI natives can now use Qwen3.6-Plus on Together AI and benefit from reliable inference for production-scale agent workflows. https://t.co/s4Ysm1ZsKt

Physical AI needs to understand the world before it can act in it. Introducing Cosmos 3, the open world foundation model and the first omni-model for physical AI. It understands and generates across text, image, video, sound and action - thanks to a new breakthrough https://t.co/K5RyHTY7gW

Introducing Runway Media Router. The first preference-optimized router for generative media. Instead of hand-picking a model for every request, you define what "best" means once, for cost, quality, or latency, and the router selects the right video, image, or audio model https://t.co/yeZdJAjHVj

Our CEO Jensen Huang took the stage earlier this week with @Dell CEO @MichaelDell to unveil a major update to the Dell AI Factory with NVIDIA, the full-stack platform powering the next wave of autonomous AI agents in the enterprise. From deskside workstations to massive data https://t.co/2JzEb5XV7v

Introducing the Cosmos Coalition A new global initiative with NVIDIA and leading AI labs to build and open-source frontier world models for physical AI. Runway joins as a founding member, working alongside NVIDIA and a set of leading AI labs to build, share and accelerate world https://t.co/zWYwJuhS79

Small: 30 billion parameters, 3B active. Efficient: Benchmarks to 33.4 on the Artificial Analysis Coding Index, competitive among similar sized models. Open Source: Apache 2.0 license so developers can experiment, test, and build their way. Learn more: https://t.co/2xIxJR3xcr

Introducing, Runway Characters. Real-time intelligent avatars that turn the internet into a conversation. Deployable anywhere via the Runway API, Runway Characters can be customized in any way across every style. All with the ability to embed bespoke knowledge banks, custom https://t.co/rZgLUPg6te

Introducing value-prop ads in Claude We made a skill /goose-video that teaches Claude to one-shot the cleanest ad format there is: your product, your value props, one at a time. Great marketing is easy to understand. This format is nothing but the reasons to buy — each one https://t.co/3xZotpHGAd

We released North Mini Code, our first open-source coding model, just two days ago. We’re already seeing developers using it to build amazing things ⬇️

At CES, our CEO Jensen Huang unveiled how physical AI is coming to life in factories, robots and the next wave of autonomous vehicles with Rubin, GR00T, Alpamayo and more. Watch the keynote: https://t.co/yUHiDMBXSg Read the announcements: https://t.co/16BG6MDmD5 https://t.co/1qo9SIqTha

introducing Krea 2 Turbo. generate high-quality images in just 2s; compatible with style references, moodboards, and LoRAs. try it for free at krea . ai https://t.co/cG5wymDdmh