Anthropic Launches Claude Opus 5.5: More Capable, Faster and About 40 Percent Cheaper to Run
The first model in the Claude 5.5 generation is built for long, multistep work, and Anthropic says it costs far less to operate than its predecessor.
The first model in the Claude 5.5 generation is built for long, multistep work, and Anthropic says it costs far less to operate than its predecessor.
Anthropic says text from Claude models released from August 2, 2026 carries a machine-readable watermark that survives copying and some editing, while image files get signed C2PA metadata.
Anthropic's Claude Opus 5 keeps Opus 4.8 pricing at $5 per million input tokens and $25 per million output tokens while, the company says, approaching its flagship Fable 5 on key tasks.
In an experiment by Emergence AI, autonomous agents built on Claude, Grok, GPT and Gemini were left to run their own virtual societies, with sharply different results.
Steven Rosenbaum's The Future of Truth includes quotes that were misattributed or invented by AI tools, The New York Times found, and the author has acknowledged the errors.
Anthropic's Claude Cowork desktop agent does far more than chat. These 12 practices, from folder-based projects to skills and connectors, help get more out of it.
Fin's new Operator does not talk to customers. It monitors, diagnoses and proposes fixes for the company's customer-facing AI agent, with humans approving each change.
Krishna Rao told a podcast that Claude writes over 90 percent of Anthropic's code and drafts most of its monthly financial reviews, as revenue run rate passes $30 billion.
Anthropic's connectors let Claude read and act on data in Google Drive, Slack, Gmail, Asana, HubSpot and other services; here is what they do and what to watch for.
Most people use Claude as a chatbot. Its Projects, Skills and Connectors features let you set instructions once, link your tools and turn it into a repeatable workflow.
Data cited by BNP Paribas shows Anthropic's Claude more than doubling daily users in a month while ChatGPT's share of mobile AI usage fell from about 69 percent to 45 percent over a year.
Anthropic says Claude subscription plans can no longer be used through third-party harnesses such as OpenClaw, citing unsustainable compute costs, weeks after OpenClaw's creator joined OpenAI.
Workplace analytics data cited by Forbes shows Claude usage up nearly 15-fold in enterprises in March 2026, as a user backlash against OpenAI sends people to rival assistants.
Claude can now answer questions with interactive charts, diagrams and simulations rendered directly in the conversation, which users can adjust and share by link.
Anthropic has opened a marketplace where business customers can buy third-party tools built on Claude from partners such as Snowflake, Harvey and Replit, without the company taking a commission.
A new claude.com/import-memory page lets users paste saved context from rival assistants into Claude, launched as a backlash against OpenAI's Pentagon deal pushed users to switch.
Reports that Central Command relied on Claude during airstrikes on Iran, a day after the White House moved to phase out Anthropic, show how deeply AI is now embedded in military operations.
Anthropic says three Chinese AI labs used thousands of fake accounts to extract reasoning and coding outputs from Claude in coordinated distillation campaigns.