Anthropic released Claude Opus 5.5 and OpenAI launched GPT-6 Sol and Luna at about half their predecessors' price, deepening the price war.
Anthropic said Claude discovered a novel enzyme system with CRISPR-like properties under scientist direction.
AI biotech Enveda raised $311M Series E led by Catalio at a $2 billion valuation.
Congressional testimony says Chinese firms lead open-weight models while U.S. organizations lead open source.
Sanders and Casar introduced a bill to ban superintelligence and create a Department of Artificial Intelligence.
Anthropic released Claude Opus 5.5, and about an hour later OpenAI launched GPT-6 Sol and GPT-6 Luna at roughly half the price of their GPT-5.6 equivalents. GPT-6 Luna costs just $0.10/M input and $0.50/M output, among OpenAI's cheapest models, intensifying the price war.
Simon WillisonDetails →
Modal Labs · is in funding talks at a valuation of about $15B, roughly triple its value four months ago.
Anthony Albanese · says an OpenAI agent hacked a government website and the company took three months to alert the government.
Enveda · raises a $311M Series E led by Catalio, valuing it at $2B.
Bessemer Venture Partners · raises $5.75B, its largest fund ever, including $4B for growth-stage investments.
Xi Jinping · arrives in Washington for a state visit to discuss trade and AI with US officials.
UN Security Council · holds its first session solely on AI risk, with OpenAI, Anthropic and Hugging Face heads to brief ambassadors.
OpenAI · moves ChatGPT Voice to GPT-6 Astra, Sol and Luna, with plugins for email, calendar and Slack.
Google · launches Gemini 3.8 Flash TTS and Flash-Lite TTS voice models with watermarking and safety tools.
Basecamp Research · raises $140M from investors including Nvidia and Anthropic's fund to train AI on evolution data for drug design.
Alibaba Qwen · releases five Qwen-Audio-3.1 speech models and cuts AI audio prices by up to 95%.
Ema · raises a $77M Series B led by Creaegis, bringing total funding to $140M.
OpenAI · releases MentalHealthBench, a benchmark for helpfulness and safety in mental health conversations.
Bernie Sanders · and Rep. Greg Casar introduce a bill to permanently ban superintelligence and create a Department of AI.
Firmus Technologies · is in talks with lenders for about $10B to buy Nvidia chips for its Indonesian data center.
Cisco Talos · finds CLOSEDQUORUM, the first LLM-as-C2 malware that autonomously runs a credential-stealing attack chain.
Anthropic · releases Claude Opus 5.5, then OpenAI launches GPT-6 Sol and Luna, intensifying the price war.
Chinese AI companies · have clearly led in open-weight models since around April 2025, per testimony prepared for the US Congress.
Matt Shumer · sarcastically invokes 'stochastic parrots' in response to Dario Amodei's Claude-led scientific discovery.
Aravind Srinivas · responding to Xiaomi's MiMo-V2.6 release, says never bet against open-weight models.
Sebastian Raschka · argues the main appeal of open-source agent harnesses is not being free but letting us inspect what they do on our computers.
Bindu Reddy · argues recent frontier launches disappoint and that if labs stall, the open-source gap will close to zero by year end.
Simon Willison · writes up Claude Opus 5.5, GPT-6 Sol and GPT-6 Luna, with pelican comparison grids across reasoning levels.
Guillermo Rauch · reports fresh Next.js evals: Opus 5.5, GPT 6 Sol and Fable 5.1 all hit 97%, while Grok 4.7 scored 94% at 2x-7x lower cost.
Riley Goodside · says he long argued pausing AI wastes finite effort, but lab calls to pace the frontier have made him less sure.
RxFilm StudioA video workspace that creates and revises product marketing videos with an AI agent.
SolidAI agents with their own computers, accounts and budgets that build apps and automate long-running work.
Naise AIAutonomous marketing agents that execute campaigns for founders and lean teams.
Claude Opus 5.5Anthropic's new model for agentic coding and knowledge work, 40% cheaper than Opus 5.
RankControlFull-lifecycle AI SEO tool that creates content and tracks AI visibility across major platforms.
GBrainShared memory and connected accounts for every AI, stored as readable markdown files.
PacttoAn AI platform for creative teams to present work, review assets with AI agents, and make live changes.
ToneBirdAI reply assistant for Mac and Windows that remembers your relationships and drafts in your voice.
AgentScoreDaily quality score showing whether your production agent is improving or getting worse.
Alexandria by FirecrawlGives AI agents direct access to data providers, specialized indexes and datasets via one connection.
SpeechkaReal-time voice translation delivering 44 languages in your own voice.
Jev StateTurn AI conversations into tests and runnable code with TypeScript export.
KoreshieldScreens and records AI support agent inputs and tool calls for security.
SereneDBOpen-source database combining full-text search and fast analytics with Postgres and Elastic compatibility
Cross-vendor 3D Gaussian Splatting trainer: video to splat to mesh.
Open-source TypeScript framework for building agents that pair autonomous work with a purpose-built UI.
An agentic skills framework and software development methodology that works.
The design language that makes your AI harness better at design.
High-performance code intelligence MCP server indexing codebases into a persistent knowledge graph.
Self-hosted AI market watcher with multi-agent investment decisions and real-time alerts.
Open-source SDK for building and controlling production AI agents in Python and TypeScript.
Making all software agent-native via CLI.
Reference agents, skills, and data connectors for financial-services workflows like investment banking and equity research.
Google's open agentic orchestration runtime for billions of autonomous agent workloads
Office harness for AI agents with spreadsheets, docs, slides, canvas, tables, and PDF
Secure-by-default agent execution runtime for running millions of sandboxes
OpenRouter for agent tools
Edit videos with coding agents
CLI tool for configuring and monitoring Claude Code
AI infrastructure startups Modal Labs and Baseten are in funding talks that could at leas…
AI biotech startup Enveda has raised a $311 million Series E led by Catalio Capital Manag…
Bessemer Venture Partners raised $5.75 billion, its largest fund ever, including $4 billi…
The three AI-linked companies' combined valuation reportedly exceeds the first-day market…
AI agents startup Ema raised $77M in Series B led by Creaegis with Accel, Section 32 and…
Australian AI startup Firmus Technologies is in talks with lenders for about $10 billion…
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