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Claude Opus vs Sonnet vs Haiku: Which Should You Use?

Use Claude Sonnet 5.5 as your default, Haiku 5.5 for high-volume and sub-agent work, and Opus 5.5 for long tasks where a mistake is costly.

How Much Does Claude Code Cost? Real Session Costs by Model

Claude Code is free to install, and what you pay for is the model it calls. We publish the median cost of real Claude Code sessions on OpenRouter by model and session length.

AWS will be a $1T business, Jassy says — but first, it will spend big

Amazon wants to be the king of AI cloud computing and become the first $1 trillion revenue business.

Nanbeige/Nanbeige4.3-33B · Hugging Face

Nanbeige 推出 Nanbeige4.3-33B，这是一个 30B 参数级的开放权重模型，定位为旗舰级教师模型，用于将先进的智能体能力蒸馏到更小的轻量模型中。

As search traffic dries up, Reddit announces it’s shifting to a logged-in experience

As AI transforms how people find information online, Reddit is rethinking its open-web roots to protect its audience and business.

OpenAI-backed Thrive Holdings acquires ADT

OpenAI-backed Thrive Holdings is buying ADT in a $15.3 billion deal, with plans to bring AI to the home security business.

Experts adopt AI agent's random opinions and think they're their own, Anthropic study finds

Anthropic gave 50 experts an AI agent whose preferences were set by coin toss.

Paris-based Mistral releases "Le Chonk," a strong coding model that still trails China overall

Mistral has released the weights for Large 4, aka "Le Chonk," a trillion-parameter model trained entirely in Europe.

You can generate and edit Google Docs files directly in Gemini chats now

Now you can generate, preview, and edit PDFs, Google Docs, Google Sheets, slide decks, Markdown files, TXT files, and code directly within Google Gemini.

Wabi, the AI agent that builds mini apps, now valued at $1.25B after latest round

On Thursday, AI app Wabi, now describing itself as a "personal agent," said it has raised $55 million at a $1.25 billion valuation.

US antitrust regulators are scrutinizing Nvidia's Hugging Face deal and sales practices

The US Justice Department is looking into Nvidia's planned acquisition of open-source platform Hugging Face.

Software engineering at Google & CS education with Titus Winters

Titus Winters shares lessons from engineering at Google’s scale and explores how AI is reshaping developer productivity and computer science education.

OpenAI's Astra becomes the main target for Chinese AI labs after Anthropic tightens its defenses

Chinese AI labs are now mainly tapping OpenAI's most powerful model, GPT-6 Astra, instead of Anthropic's Claude.

Anthropic’s business plan: Build God or die trying

The Anthropic S-1 seems to have provided the financial justification for the company to spend as much as it possibly can on compute.

How we detect frontier model misalignment

OpenAI uses layered monitoring to detect frontier model misalignment and unauthorized agent behavior so responders can intervene before incidents escalate.

Barclays scales Claude to upgrade operations and improve client experience

Infini-AI-Lab Releases Hermit, an Open-Source Harness Adapter Framework for AI Agents

Infini-AI-Lab released Hermit, an Apache-2.0 harness adapter framework that trains an external layer of instructions, skills, memory and tools from task feedback…

AssemblyAI Ships AssemblyAI-TTS-1: A $15 per 1M Character Text-to-Speech API for Voice Agents

AssemblyAI has released AssemblyAI-TTS-1, its first text-to-speech model for voice agents.

Choosing OpenAI Models for Enterprise Deployment: What Azure OpenAI/Foundry Verifiably Guarantees, and Why Bedrock/Vertex AI Need Separate Verification

As of 2026-10-29, official Microsoft documentation supports only the Azure side of the question: Azure OpenAI in Microsoft Foundry offers the GPT-6.1 and GPT-6 series with a…

Credit Saison achieves 954% ROI in a ChatGPT Enterprise pilot

Credit Saison’s ChatGPT Enterprise pilot delivered 954% ROI. See how leaders and employees helped turn the results into companywide adoption.

Azure OpenAI Enterprise Deployment: Three Deployment SKUs, Three Billing Modes, and the Relative Cost Ladder You Can Act On

Enterprises deploying OpenAI models on Azure face a cost ladder across deployment SKUs: Global is the baseline (1.0x), Data Zone runs about 1.1x…

Evernote turns AI-driven discovery into paid subscriptions

Evernote used ChatGPT Ads to introduce its note-taking app to people working with AI. The team tracked how often free trials led to paid subscriptions.

Google Deepmind releases Gemini 4 Carbon just two weeks after Argon with gains across the board

Just two weeks after Gemini 4 Argon, Google DeepMind is releasing Gemini 4 Carbon, which tops the Artificial Analysis Intelligence Index v5 with 59 points.

The ‘Vulnpocalypse’ is coming for the internet’s aging code, says Wiz’s CTO

The PHP scare may have faded from your feed, but the cleanup is far from over.

Building an Agentic AI Platform on Amazon Bedrock AgentCore

Stand up a governed, multi-account Agentic AI Platform on Amazon Bedrock AgentCore.

Google DeepMind Introduces Gemini 4 Carbon, Its Top Model for Cyber Defense and Coding

Google DeepMind introduced Gemini 4 Carbon, a frontier model that scores 59 on the Artificial Analysis Intelligence Index and 88.2% on SEC-bench Pro.

MiniMax Open-Sources MCode Stack: 15 Agent Skills Its Coding Team Uses Daily

MiniMax has open-sourced MCode Stack, an MIT-licensed repo of 17 SKILL.md skills and 5 checklists that its MiniMax Code team uses daily for code review, subagent splits…

As AI agents reshape the web, Google opens Gemini and Search to more apps

A new developer platform will let businesses bring their services to Google's AI experiences, potentially changing how consumers discover and use apps.

Google opens Android development to third-party AI agents and unveils new Gemini APIs

Google is opening up Android Studio to third-party AI agents.