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Anthropic today announced that its Claude Sonnet 4 model, the company’s mainstream model that sits below its flagship Claude Opus 4 model, will now support a 1 million token context window. This long context support is now in public beta and available through the Anthropic API and on Amazon Bedrock, with support on Google’s Vertex AI coming soon.
A million tokens is the rough equivalent of 750,000 words, allowing the model to reason over a large amount of data without the developers having to resort to more complex techniques like…
