Anthropic upgrades Claude Sonnet 4 to a 1M token context window and adds memory, enabling full codebase analysis, long ...

AI startup Anthropic has upgraded its Claude 4 Sonnet model to support a 1 million token context window, a five-fold increase ...

The company today revealed that Claude Sonnet 4 now supports up to 1 million tokens of context in the Anthropic API — a five-fold increase over the previous limit.

(Reuters) -Amazon.com-backed Anthropic said on Tuesday it will offer its Claude AI model to the U.S. government for $1, ...