Anthropic launches Claude Sonnet 4.5, claims it’s the world’s best coding model September 29, 2025 by admin Tweet Anthropic has released Claude Sonnet 4.5, a new large language model that excels at coding tasks and outperforms competitors' coding benchmarks. Read more… Neowin Related Posts:Anthropic unveils Claude 3.5 Sonnet, claiming it…Anthropic launches updated Claude 3.5 Sonnet model…Anthropic launches Claude Opus 4.5, claiming it's…Anthropic releases Claude 3.7 Sonnet, its new AI…Anthropic announces Claude Opus 4.7 beating OpenAI…