Discover Claude 5, the breakthrough AI model with 200K context, superior coding abilities, and unmatched performance. Try Claude free today.

Performance Breakthrough: Coding capabilities that surpass Opus 4.5 and a significant boost in mathematical reasoning. Lower Costs: Expected to be roughly 50% cheaper than Opus 4.5. New Features: The "Dev Team" multi-agent collaboration mode.

Claude is a family of state-of-the-art large language models developed by Anthropic. This guide introduces the available models and compares their performance.

Code Kit v5.0 released for CC's new Agent Teams feature. ... Who is Claude?What is Claude CodeInstallation GuideNative InstallerFirst ProjectConfiguration BasicsTerminal SetupSandboxing GuideSettings Reference

Code Kit v5.0 released for CC's new Agent Teams feature. ... Compare every Claude model Anthropic has released.

We've launched the MCP connector in public beta, a feature that allows you to connect to remote MCP servers directly from the Messages API. To increase answer quality and decrease tool errors, we've changed the default value for the top_p nucleus ...

Claude Sonnet 4.5 makes this possible. We're releasing it along with a set of major upgrades to our products. In Claude Code, we've added checkpoints—one of our most requested features—that save your progress and allow you to roll back instantly to a previous state.

Claude is Anthropic's AI, built for problem solvers. Tackle complex challenges, analyze data, write code, and think through your hardest work.

Reporting by Inc. described Haiku 4.5 as targeting smaller companies that needed a faster and cheaper assistant, highlighting its availability on the Claude website and mobile app. Anthropic released Opus 4.5 on November 24, 2025. The main improvements are in coding and workplace tasks like producing spreadsheets. Anthropic introduced a feature called "Infinite Chats" that eliminates context window limit errors.

Fixed CLAUDE_CODE_DISABLE_EXPERIMENTAL_BETAS not stripping beta tool-schema fields, causing proxy gateways to reject requests · Fixed Bash tool reporting errors for successful commands when the system temp directory path contains spaces · Fixed paste being lost when typing immediately after pasting · Fixed Ctrl+D in /feedback text input deleting forward instead of the second press exiting the session · Fixed API error when dragging a 0-byte image file into the prompt

From the following picture, it can be seen that Claude's security capabilities have been significantly improved after each iteration. This breakthrough means that AI has been able to go beyond simple script writing and dig deep into the system to discover unknown "zero-day vulnerabilities." Carlini said that if someone has malicious intentions and wants to cause damage, they don't need six months of careful planning to achieve it. This is extremely, extremely terrifying. Precisely, Mythos 5.0 is so powerful that even Anthropic itself is afraid of it.

ChatGPT 5.0 was very disappointing. ... every major lab try for 2 big releases each year, next release will probably be in 6 months from nov(opus 4.5), so expect Opus 5 to be around MAY ... Within the next couple of months, we'll get the new sonnet, which will be equal to or better than Opus 4.5. ... can't wait as well, but at the same time - i'd want next version of claude to be even better..

Claude 5 is expected Q2–Q3 2026 — a leap in reasoning, coding, and agentic capabilities.

Added /loop command to run a prompt or slash command on a recurring interval (e.g. /loop 5m check the deploy)

UI sightings. Some users report seeing “Mythos 5 (experimental)” in the Claude interface and “Larger and more intelligent” descriptions. These could be limited A/B tests, internal testing artifacts, or fabricated screenshots.

Starting with Claude Sonnet 4.5 and all future models, AWS Bedrock and Google Vertex AI offer two endpoint types: global endpoints (dynamic routing for maximum availability) and regional endpoints (guaranteed data routing through specific geographic regions).

Coverage from Geeky Gadgets suggests Sonnet 5 could cost roughly half as much as Opus 4.5, while offering faster inference and stronger agent-style capabilities, including improved context retention and multitasking. That positions the model as a direct challenger not just to Anthropic’s own lineup, but also to OpenAI's and Google’s upcoming releases. ... Claude Opus 4.5 arrives.

Model selection: Choose between Haiku 4.5 for speed, Sonnet 4.5 for complex tasks, or Opus 4.5 for maximum reasoning power—switch anytime based on what you need. ... Max plan users can now access Claude’s memory capabilities. This feature will roll out to Pro plans gradually over the next ...

Both eslint and the test runner must be installed locally in the project for these hooks to work. Each hook command includes a timeout guard to prevent a hanging process from deadlocking the Claude Code session. The --max-warnings=0 flag ensures ESLint exits with a non-zero status on warnings, not just errors.

Our newest model, Claude Opus 4.5, is available today. It’s intelligent, efficient, and the best model in the world for coding, agents, and computer use. It’s also meaningfully better at everyday tasks like deep research and working with slides and spreadsheets.