Claude Sonnet 5.5

• <p><strong><a href="https://www.anthropic.com/claude-sonnet-5-5">Claude Sonnet 5.5</a></strong></p> New Sonnet model from Anthropic today. They say it "runs 30%+ faster, and costs up to 30% less for most work" - it's priced the same as Sonnet 5 but appears to beat it on every benchmark, and should b

GPT 6.1 Sol: Near-Astra intelligence for a fifth of the price

• <p><a href="https://news.ycombinator.com/item?id=49896586#49898129">My comment</a> on <a href="https://news.ycombinator.com/item?id=49896586">GPT 6.1 Sol: Near-Astra intelligence for a fifth of the price</a> &mdash; Hacker News.</p><p>I'm a bit late with the pelicans because I was live-blogging the

How to Generate AI Videos With AI Agents in 2026: ChatGPT, Claude, Cursor, and More

• Generate AI videos through Claude, ChatGPT, Cursor, and more, connected to Higgsfield via MCP or CLI. Setup steps, workflow, and pricing.

Holo4: powering generalist computer-use agents

How to Make an AI Animated Short Film in 2026

• Make an AI animated short film in 2026: design characters, storyboard, generate shots, add lip sync, and edit. Full Higgsfield workflow and pricing.

AMD acquires World Labs AI startup, upping the ante against Nvidia

OpenAI DevDay 2026 live blog

• <p>I'm at <a href="https://devday.openai.com/">OpenAI DevDay</a> today, in Fort Mason, San Francisco. Same as <a href="https://simonwillison.net/2025/Oct/6/openai-devday-live-blog/">last year</a> I'll be live blogging the keynote and some other notes during the day.</p> <p><em>OpenAI gave me a free

Claude Sonnet 5.5 quietly leapfrogs Opus 5.5 on coding benchmarks while cutting costs 30%, and OpenAI fixes a silent vision bug that was degrading GPT-6 image results all along.

• Anthropic's Claude Sonnet 5.5 scores 70.6% on Terminal-Bench 4.0 (vs 10.3% for Sonnet 5, 66.4% for Opus 5.5), same price but 30% faster/cheaper, with 1M token context and 128K output
• OpenAI silently patched a bug in GPT-6 Sol and GPT-6 Luna that was degrading image understanding across API, Codex, and computer-use tasks — worth rerunning any vision pipeline tests now
• xAI shipped Grok Team Bots: shared, persistent bots in Slack that teams configure once and everyone uses, with pre-built templates for sales/marketing/product/data
• CodeAF, an open-source coding harness (Apache 2.0), claims 4x more GitHub issue solves than Claude Code on the same open model (DeepSeek/Qwen/GLM/Kimi) at half the cost
• Google's autonomous research agent reportedly outperformed human-written papers by 25% across 86 tasks, and AMD acquired World Labs, making Fei-Fei Li its chief scientist

Anthropic undercuts OpenAI on price with Claude Sonnet 5.5 while Meta's enterprise AI push collides with mounting Muse privacy scandals

• Anthropic launched Claude Sonnet 5.5: 30% faster, 30% cheaper on tokens at same $2/$10 per million price as Sonnet 5, beats Sonnet 5 on all benchmarks and even outscores Opus 5.5 on agentic coding (Terminal-Bench 4.0)
• Neolabs like Jev (Typesafe) and Pathway are emerging as threats to frontier labs by promising comparable performance at much lower cost using non-LLM architectures
• Meta launched Meta Enterprise Platform bundling Muse, Business Agent, Muse API and Muse Code, hiring MongoDB's CJ Desai as Chief Enterprise Platform Officer, right as Muse faces serious privacy incidents (leaked home address to a stranger, unauthorized iMessage access, a scrapped 'human concierge' feature where a contractor made a racist remark on a user's behalf)
• Nvidia unveiled Open Agent Safety (OpenShell + Sentry) to contain rogue agents in milliseconds, with 100+ partners including Anthropic, Microsoft, SpaceX - but OpenAI, Google, Meta and Amazon are absent
• Anthropic's IPO prospectus revealed a $42 billion net loss for 2025, underscoring how expensive the frontier race remains even as per-token prices drop

OpenAI halts frontier-model training amid string of agent misalignment incidents

Claude quietly moved from assistant to autonomous operator by breaking a physics record for under $2k, while a free tool now clones voices in 646 languages on your own machine.

• Claude solved a nine-loop particle physics calculation mostly unsupervised, beating the previous eight-loop record, running on 96 CPUs for a week at $1-2k total cost
• VoiceStudio, a free open-source tool with 37k GitHub stars, clones voices and dubs video into 646 languages locally (vs ElevenLabs' 32 languages, cloud-based, per-character pricing)
• Anthropic launched a plugin portal for Claude as MCP (Model Context Protocol) usage jumped 110x, signaling rapid ecosystem buildout
• A new detector identifies AI-written blog posts with 98% accuracy based on structural patterns alone, meaning paraphrasing tools won't evade it
• A survey of 600 scientists found AI saves them nearly 7 hours per week, quantifying real productivity gains
• DuoNeural released a 9B parameter open cybersecurity model built specifically for terminal use and agentic tool-calling

OpenAI says planned GPT-6.1 is too insecure to release

Qualcomm's new chip can run 30B-parameter MoE models on phones, but agentic AI still hits connectivity and battery walls, while Anthropic's job-loss forecasts draw pushback from economists.

• Qualcomm's Snapdragon 8 Elite Extreme Gen 6 runs 30B-parameter Mixture-of-Experts models on-device by swapping 'experts' between flash storage and RAM, a 7x jump from the ~4B models on Apple's A20 Pro
• Qualcomm VP Vinesh Sukumar says raw chip power isn't the bottleneck for agentic phone assistants anymore — connectivity, battery life, and orchestration across devices are
• Anthropic's economic model predicts up to 13.5% of knowledge workers displaced by 2030 in its 'extreme' AI scenario, but economist Julius Probst calls the GDP-consumption assumptions shaky given wealth concentration
• MoE architecture (used by DeepSeek V4, Kimi K2.6, Qwen3.6-35B-A3B) is becoming the standard path to running larger effective models on constrained hardware
• Runway shipped an MCP integration letting Claude Opus 5.5 directly trigger Gen-4.5, Seedance 2.5, GPT Image 2, and Kling for video/image generation — direct relevance for creative pipelines
• Microsoft launched a Copilot 'superapp' merging chat, coding, and agents into one interface; Meituan released LongCat-2.5-Preview, a 1.6T-parameter model with 1M token context

Experts worry about Nvidia's AI chip sales in China and influence over Trump