the physics behind the roadster - https://roadster.pplx.app/
the physics behind the roadster - https://roadster.pplx.app/

the physics behind the roadster - https://roadster.pplx.app/
Vercel developers can now use Perplexity Decider on AI Gateway! https://twitter.com/vercel_dev/status/2111211692030152951
Simon Willison built LaTeX renderer using Claude Code (Opus 5.5 Extra), inspired by Tiny Little Office's approach to storing documents in URL fragments. The tool renders equations with MathJax and documents or prose fragments with faster-latex, offering a live preview and switches between editing and rendered views. Users can enter source, load a URL or GitHub Gist, and share readable or compressed links.
Epoch AI recorded over a thousand runs of Slay the Spire and its sequel for SpireClimb and will publish them over the coming weeks with subtitles showing models’ in-game thinking. The videos are reconstructed from model play data rather than recorded live; the archive will not include future models’ runs. Featured run: https://www.youtube.com/watch?v=IfxMBWGRzGU Playlist: https://www.youtube.com/playlist?list=PLPKlbQAkw6Tw
A Roadster game is already out at this speed. https://roadster-rush.ai.studio/ https://twitter.com/ammaar/status/2111200113095803282 @ammaar says they used Gemini 4 Argon to make a Subway Surfers-style game for the new flying Tesla Roadster, where players fly over traffic, barrel roll with thrusters, and collect power-ups. The main author reacts: “At this speed.”
Aravind Srinivas calls OpenRouter the best place to use Perplexity Decider models, quoting OpenRouter's announcement. https://twitter.com/openrouter/status/2111200007437402243 OpenRouter says the open-weights models accept text or images and return typed answers with probabilities. Decider v1.2 is a new 27B checkpoint succeeding v1.1, while Decider Flash v1.2 is 4B, faster, and half the cost. http://openrouter.ai/perplexity/pplx-decider-v1.2 http://openrouter.ai/perplexity/pplx-decider-flash-v1.2
Ali, an engineer at OpenAI, used his dot to triage an on-call incident at 3am. His dot investigated the issue and started a Codex thread, so he could steer the work from his phone in the ChatGPT app. https://t.co/xLhtGUSzsx
Automatic sound design, synced to every frame. Mirelo SFX 2.0 is now on Runway, generating full soundscapes from your video while keeping dialogue intact. Get started at the link below.
Cloud agents can now build interactive canvases. Ask for a dashboard or report while the agent works, then share the finished canvas with your team as a link. https://t.co/cLGgGLKrBT
OpenAI upgraded GPT-6 Pro in ChatGPT with faster responses and improved use of plugins and tools. Multiple agents can now tackle different parts of a task in parallel. Users can follow each agent’s progress and open completed tasks to review their work. Now available to Pro.
Why it matters: Visible progress for each parallel agent and access to completed tasks give users a way to review work divided across multiple agents.
GPT-6 Astra Pro in ChatGPT got an upgrade with faster responses and improved use of plugins and tools. Multiple agents can now tackle different parts of a task in parallel. Users can follow each agent’s progress and open completed tasks to review their work.
Why it matters: Parallel agents let users follow separate parts of a task as they progress and review completed work, making the division of work visible.
ChatGPT’s updated Chrome extension can read open tabs and act on them, and it works with all ChatGPT plans. Users can target tabs with @chrome, gather information across tabs in Chat mode, and use Work mode’s Computer Use to send messages, fill out forms, download files, or group tabs. The upgraded sidebar includes full chat history; OpenAI’s examples show product comparisons, article summaries, and comparisons of sellers’ pricing pages.
Why it matters: Access to multiple open tabs and browser actions brings information gathering and task execution into the same ChatGPT workflow, with availability across all ChatGPT plans.
With Gemini 4 Argon, you can use Canvas to turn dense PDFs into interactive, animated web apps you can explore at your own pace.
Paradigm and Beijing Ruisizhilian announced ModelSphere, a free, open-source platform combining enterprise compute management, model deployment, and runtime optimization. Released under Apache 2.0, it supports heterogeneous chip scheduling and cluster operations alongside inference engines such as vLLM and SGLang, including cache-aware routing, autoscaling, and automated performance tuning. The company-provided announcement links to the repository at https://github.com/modelsphere/modelsphere.
NetEase Youdao’s AI voice Agent NetEase Bageshu launched a user co-creation program offering 100,000 yuan in total rewards for product suggestions, with 11 spots and a top individual award of 50,000 yuan. There are no education or professional-background requirements. Selected contributors also receive a co-creator certificate, a NetEase commemorative ID card, and direct interview access.
With our latest update, it is now easier than ever to create and run custom benchmarks in Optima. This allows you to evaluate models on evals tailored to your use cases With Optima you can: ➤ Go from idea to personalized benchmark in 3 steps ➤ Compare model intelligence, https://t.co/xQ4U35CCml
We are open-sourcing V1.0 of our agentic robotics framework, ASPIRE, with full real robot skill discovery and self-improvement capabilities! On the day Astra arrived, our lab switched the backend model and saturated all the benchmarks to ~99% overnight. And the frontier is https://t.co/OGwborKIse
Aravind Srinivas announced that Computer has integrated @morluto’s Reverse-Engineer-Anything skill and is offering up to 10000 credits for anyone to reverse-engineer an app of their choice. The quoted @AskPerplexity post says Computer inspects apps without their source code and builds working versions, with /reverse-engineer tasks free through October 31, up to 10,000 credits per user. https://twitter.com/askperplexity/status/2111120664543596957
Reflection-Beam-1.0 from @reflection_ai has Day-0 support in vLLM. 501B total parameters, 23B active per token, and a 1M-token context window. Beam combines hybrid attention with Harmony-format reasoning and tool use. Beam also has Day-0 RL support in SkyRL (@NovaSkyAI): https://t.co/3SjWJKKgpH https://t.co/EkmA1L6B3H
Why it matters: Day-0 support in vLLM and SkyRL connects Beam’s release to inference and RL workflows, providing concrete context for developers considering how to run or train with the model.
Gemini 4 Argon sets a new record on WANDR. It is now available in Perplexity for Pro and Max subscribers. https://t.co/n1TyI9RhBX
OpenAI is launching the Rosalind Academic Plan for research labs at US universities, offering up to 30 free Business Standard seats for up to twelve months without API access. The plan centers on GPT-Rosalind, a life sciences model that connects to specialized tools through Rosalind Workbench. OpenAI screens institutions, lead researchers, and planned uses before approval, monitors subsequent use, and applies safeguards to sensitive research; the company says it does not train on research data by default.
Reflection-Beam-1.0 has Day-0 support in vLLM, with 501B total parameters, 23B active per token, and a 1M-token context window. Beam combines hybrid attention with Harmony-format reasoning and tool use, and has Day-0 RL support in SkyRL through LoRA, BF16 full fine-tuning and MXFP8 RL, with vLLM rollouts. vLLM worked with Reflection and Inferact on the serving path, from fused kernels to DFlash.
Ollama is a day 0 partner for Reflection AI’s first open-weight model, Beam, offering it free for a limited time on Ollama’s Cloud with US hosting and full ZDR. Beam has a 1M token context window and is designed for software engineering, reasoning, and long-running agentic tasks. ollama run beam Claude Code ollama launch claude --model beam:cloud Codex ollama launch codex --model beam:cloud OpenCode ollama launch opencode --model beam:cloud Reflection AI says Beam’s weights are available under Apache 2.0 at https://huggingface.co/reflection.
Why it matters: The temporary free offering provides a way to try Beam through several coding tools, with US hosting and full ZDR stated alongside its software engineering and agentic focus.
Tencent released Hy Memory 2.0 with an open-source model, framework, and MemHub, described as a private memory steward. The framework handles chat, work, and code memories. Tencent reports #1 open-source performance on 4 benchmarks and says Hy-Memory-30B-A3B beats Opus 5 across major frameworks. MemHub (CLI + Mac) syncs across 10+ AI tools. SDK & MemHub: https://github.com/Tencent-Hunyuan/Hy-Memory Model: https://huggingface.co/tencent/Hy-Memory-30B-A3B
Why it matters: The reported benchmark results and cross-framework comparison offer context for assessing Hy-Memory-30B-A3B alongside MemHub’s stated coverage across more than 10 AI tools.
Great work from the Meta team! vLLM powered RL inference during Muse Spark Open’s training, and now supports its open release from day one. https://t.co/pkhr0rQ9vq https://t.co/VjcbSXPQaY
NVIDIA Nemotron 3.5 Bolt 74B-A9B 24GB is now on Ollama. This vision-language model (VLM) is designed to run everyday agentic tasks locally, using native 2-bit quantization to fit in 24GB of memory and run alongside other applications. ollama run nemotron-3.5-bolt
Why it matters: The stated memory footprint provides a concrete deployment consideration for running local agentic workloads alongside other applications on the same machine.
Sullivan & Cromwell developed Agreement Analyzer in collaboration with OpenAI. The AI tool identifies issues in a draft agreement.
Antigravity announced that Gemini 4 Argon is rolling out today to paid Google AI Pro subscribers, excluding Pro trials, free users, and Google AI Plus subscribers. Access is available through the Antigravity desktop app, CLI, and IDE extensions, but not yet within Antigravity IDE; users are advised to update to the latest version. Argon has a separate weekly quota that does not consume the Gemini 3.8 Flash allowance or refresh every 5 hours; the weekly amount and reset day are unspecified. Official model documentation: https://antigravity.google/docs/models
Why it matters: The separate weekly Argon quota lets eligible Pro subscribers use Argon without reducing their 3.8 Flash allowance, providing a concrete basis for planning usage across the two models.
Muse Wonder from Meta Superintelligence Labs is now available in Cursor! It scores 46.1% on CursorBench at default effort, the highest of any Muse model. Priced at $4/M input and $20/M output tokens. https://t.co/NGEnvB43LN
OpenAI updated ChatGPT’s Google Chrome extension so ChatGPT can view open browser tabs when users tag Chrome in its web or desktop app. The updated sidebar provides conversation history from Chat or Work without leaving the current page. ChatGPT Work can also control Chrome tabs for tasks such as sending messages, filling out forms, downloading files, and organizing or grouping tabs.
Perplexity API adoption is expanding. Now available inside Lovable apps. https://t.co/bqOkhxzvqB
Muse Spark Open is now rolled out to Pro, Max, Pay-as-you-go, and Teams plans on Ollama. https://t.co/OmAFXzZyjm
Why it matters: The rollout expands access beyond the previously announced Max and Teams plans, making plan eligibility the practical change for users considering Muse Spark Open on Ollama.
You can just build things with Codex We built a site for you to explore hardware projects from the community and share your own.
OpenAI is introducing the Rosalind Academic Plan, offering eligible academic labs sponsored access to GPT-Rosalind and tools to advance life sciences research.
Anthropic has ended research preview and removed the waitlist for Opus 5.5 fast mode on the Claude Platform, offering the same model at up to 2.5x faster speeds. API pricing is $8 per million input tokens and $40 per million output tokens, twice the standard rate; Claude Code fast mode still uses separately billed extra usage credits. Fast mode is also available in Microsoft Foundry, with Google Cloud coming soon.
We're expanding access to GPT-Rosalind for academic research. The new Rosalind Academic Plan helps scientific labs bring AI into the work of understanding biology, exploring ideas, and deciding what to test next—with sponsored access for eligible labs at U.S. universities. Academic research starts with questions whose impact may take years to impact human health.
Muse Spark Open is now on Ollama. @Meta's open-weight model for coding and tool use, with a 1M-token context window. Run it on Ollama’s cloud: ollama run muse-spark-open:cloud Use with Claude Code: ollama launch claude muse-spark-open:cloud Now available to Max and Teams
Sites is now generally available for Enterprise, with US and EU data residency for new Sites in eligible workspaces. Build team apps with databases and authentication. @kagigz shows how to schedule updates and let teammates use their own connected data with Plugins in Sites: https://t.co/jYxRh5Pi2U
Bluesky’s Attie AI tool, initially launched earlier this year for building feeds, now lets users prompt it to create small social apps such as games, polls, and dashboards, shared as standalone websites. Jay Peters reports that his Pokémon Red and Pokémon Blue poll took a few minutes to generate. Featured examples include a Flappy Bird clone and a drum machine, with custom links on attie.site and creator attribution.
NVIDIA’s Nemotron 3.5 Super VL is now available in Perplexity for Pro and Max subscribers and in Agent API, according to @perplexity_ai. Aravind Srinivas calls Nemotron one of America’s leading open-weight multimodal models and encourages users to try it. https://twitter.com/perplexity_ai/status/2110793639727358422