UpdateClaude Mythos 5 and Fable 5 access unavailable Jun 12, 2026 We are suspending access to Claude Fable 5 and Claude Mythos 5. We apologize for this disruption to our customers and are working to restore access as soon as possible. Read more Today we’re launching Claude Fable 5: a Mythos-class1 model that we’ve made safe for general use. Fable 5’s capabilities exceed those of any model we’ve ev
Our latest model, Claude Opus 4.7, is now generally available. Opus 4.7 is a notable improvement on Opus 4.6 in advanced software engineering, with particular gains on the most difficult tasks. Users report being able to hand off their hardest coding work—the kind that previously needed close supervision—to Opus 4.7 with confidence. Opus 4.7 handles complex, long-running tasks with rigor and consi
Claude Sonnet 4.6 is our most capable Sonnet model yet. It’s a full upgrade of the model’s skills across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. Sonnet 4.6 also features a 1M token context window in beta. For those on our Free and Pro plans, Claude Sonnet 4.6 is now the default model in claude.ai and Claude Cowork. Pricing remains the same as Sonne
Claude Opus 4.6 is now generally available for GitHub Copilot Claude Opus 4.6, Anthropic’s latest model, is now rolling out in GitHub Copilot. In early testing, Claude Opus 4.6 excels in agentic coding, with specialization on especially hard tasks requiring planning and tool calling. Availability in GitHub Copilot Claude Opus 4.6 will be available to Copilot Pro, Pro+, Business, and Enterprise use
Introducing Claude Sonnet 4.5 in Amazon Bedrock: Anthropic’s most intelligent model, best for coding and complex agents | Amazon Web Services
AWS News Blog Introducing Claude Sonnet 4.5 in Amazon Bedrock: Anthropic’s most intelligent model, best for coding and complex agents Today, we’re excited to announce that Claude Sonnet 4.5, powered by Anthropic, is now available in Amazon Bedrock, a fully managed service that offers a choice of high- performing foundation models from leading AI companies. This new model builds upon Claude 4’s fou
We’re introducing several upgrades to Claude Code: a native VS Code extension, version 2.0 of our terminal interface, and checkpoints for autonomous operation. Powered by Sonnet 4.5, Claude Code now handles longer, more complex development tasks in your terminal and IDE. Claude Code on more surfaces VS Code extension We’re introducing a native VS Code extension in beta that brings Claude Code dire
Update: Now available on Google Cloud's Vertex AI (Aug 26, 2025) Claude Sonnet 4 now supports up to 1 million tokens of context on the Anthropic API—a 5x increase that lets you process entire codebases with over 75,000 lines of code or dozens of research papers in a single request. Long context support for Sonnet 4 is now in public beta on the Claude Developer Platform natively, and in Amazon Bedr
Anthropic Claude Opus 4.1 is now in public preview in GitHub Copilot Anthropic’s latest model, Claude Opus 4.1, is now available in GitHub Copilot. Claude Opus 4.1 is the successor to Claude Opus 4. As Anthropic’s most capable model, it supports extended thinking with tool use and logical summaries. Availability in GitHub Copilot Claude Opus 4.1 will be available to Copilot Enterprise and Pro+ pla
Today, we’re announcing Claude 3.7 Sonnet1, our most intelligent model to date and the first hybrid reasoning model on the market. Claude 3.7 Sonnet can produce near-instant responses or extended, step-by-step thinking that is made visible to the user. API users also have fine-grained control over how long the model can think for. Claude 3.7 Sonnet shows particularly strong improvements in coding
Update: Now available in Amazon Bedrock. (June 30, 2025) Today, we're launching Citations, a new API feature that lets Claude ground its answers in source documents. Claude can now provide detailed references to the exact sentences and passages it uses to generate responses, leading to more verifiable, trustworthy outputs. Citations is generally available on the Anthropic API and Google Cloud’s Ve
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