Developers are getting a huge boost from the larger 1 million token context window. Early testers of Claude Code reported that Sonnet 4.6 is capable of reading context before modifying code, ...

Opus AI performance for coding, computer use, and agents at Sonnet pricing ($3/$15 per million tokens), reshaping enterprise automation economics with a 1M-token context window and stronger ...

Anthropic has launched Claude Sonnet 4.6 as new default for claude.ai users, achieving 79.6% on SWE-bench with flagship-level performance at Sonnet pricing.

Anthropic has released a new version of its mid-size Sonnet model, keeping pace with the company's four-month update cycle.