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.

Claude Sonnet 4 can now support up to one million tokens of context, marking a fivefold increase from the prior 200,000, ...

Anthropic’s developers recently upgraded the AI model Claude Sonnet 4 to support up to 1 million tokens of context, thereby ...

To account for the extra computing power required for large requests, Anthropic will increase the cost for Claude Sonnet 4 ...

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

Anthropic has expanded the capabilities of its Claude Sonnet 4 AI model to handle up to one million tokens of context, five ...

Anthropic AI has increased the context window for their Claude Sonnet 4 model to 1 million tokens, which is 5 times more than ...

Dan Shipperin Vibe CheckWas this newsletter forwarded to you? Sign up to get it in your inbox.Today, Anthropic is releasing a version of Claude Sonnet 4 that has a 1-million token context window. That ...

Claude Sonnet 4 has impressed companies like GitHub, Manus, iGent, Sourcegraph, and Augment Code with its impressive capabilities. It excels in following complex instructions, autonomous app ...

Anthropic says Claude Opus 4 and Sonnet 4 outperform rivals like OpenAI's o3 and Gemini 2.5 Pro on key benchmarks for agentic coding tasks like SWE-bench and Terminal-bench. It's worth noting ...

Claude 4, especially in its Sonnet form, stands out for its natural, thoughtful tone. It often feels more like a helpful assistant offering clear explanations, thoughtful suggestions and a calm ...