Anthropic

Anthropic's fast, low-cost Claude Haiku for high-volume work, succeeding Claude Haiku 4.5.

Anthropic's Sonnet-class model for well-scoped everyday work, a direct upgrade over Claude Sonnet 5.

Anthropic's new flagship for demanding reasoning, coding, and long-horizon agentic work, succeeding Claude Opus 5.

Anthropic's upgraded Mythos-class flagship, with the biggest gains in agentic coding, long-running agentic workflows, and knowledge work.

Anthropic's flagship for demanding reasoning, coding, and long-horizon agentic work.

Anthropic's fifth-generation Sonnet — near-Opus intelligence at Sonnet speed and price.

Anthropic's Mythos-class flagship for ambitious, long-running professional work.

Anthropic's most capable Opus yet, built for long-horizon autonomous agents and frontier coding.

Anthropic's next-generation Opus, built for long-running, asynchronous agents.

Anthropic's previous-generation Sonnet, with strong performance across coding, agents, and professional work.

Anthropic's previous flagship for complex coding and professional work.

Anthropic's frontier reasoning model for complex software engineering and agentic workflows.

Fast and efficient with near-frontier intelligence.

High-performance model for real-world agents and coding.

High-capability model for complex reasoning and coding.

Significantly enhanced over Sonnet 3.7 in coding and reasoning tasks.

World-class coding model with sustained performance on complex agentic tasks.

Claude 3.7 Sonnet with always-on extended thinking mode.

Claude 3.5 Sonnet — better-than-Opus capabilities at Sonnet speeds.

Fast and accurate with enhanced coding and tool use capabilities.

Anthropic's original fast and compact model.