Anthropic has unveiled Claude Opus 4 and Sonnet 4, its most advanced AI models to date, setting new benchmarks in coding, reasoning, and autonomous agent workflows.

Opus 4, hailed as the world’s best coding model, delivers sustained performance on complex, long-duration tasks. Sonnet 4 offers major improvements in instruction following, memory, and multi-agent collaboration. Both models support extended thinking with tool use, parallel tool execution, and enhanced memory capabilities.

Available via the Anthropic API, Amazon Bedrock, and Google Vertex AI, these models are powering next-gen developer workflows with tools like Claude Code and integrations for VS Code, JetBrains, and GitHub.