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.
Ultraplan hands the planning phase of a coding task off to a Claude Code on the web session running in plan mode, then lets you review it in the browser and decide where to execute. Here's what it actually changes about your workflow, what it costs, and where the sharp edges are.
Learn about configuring Claude Code through Amazon Bedrock, including setup, IAM configuration, and troubleshooting.
Claude token limits aren't a cap — they're context rot. Here's the math, the research, and the exact tactics I use to cut session costs and keep accuracy high.
Learn about configuring Claude Code through Google Vertex AI, including setup, IAM configuration, and troubleshooting.
Field notes on picking a coding agent: what works, what to avoid, and how to decide based on your primary use case.
Hybrid reasoning model that pushes the frontier for coding and AI agents, featuring a 1M context window
Software engineers routinely juggle multiple AI models. Other disciplines will be encountering this soon.
Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.
Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.
Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.
Complete reference for environment variables that control Claude Code behavior.
Learn about the Claude Code model configuration, including model aliases like opusplan
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.
Hybrid reasoning model with superior intelligence for agents, featuring a 1M context window
Claude Sonnet 4.6 is a full upgrade of the model’s skills across coding, computer use, long-reasoning, agent planning, knowledge work, and design.
Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.
We’re upgrading our smartest model. Across agentic coding, computer use, tool use, search, and finance, Opus 4.6 is an industry-leading model, often by wide margin.
AI/LLMs are changing careers; how can early stage staff write better prompts so they still gain valuable experience?