Claude 4

Timeline for release please.

Availability and pricing

For business users and consumers who want to collaborate with Claude Sonnet 4 using a powerful chat experience, Claude Sonnet 4 is available on Claude for all users across the web, iOS, and Android.

For developers interested in building custom AI solutions with Claude Sonnet 4, it is available on the Anthropic API, Amazon Bedrock, and Google Cloud's Vertex AI.

Pricing for Claude Sonnet 4 starts at $3 per million input tokens and $15 per million output tokens, with up to 90% cost savings with prompt caching and 50% cost savings with batch processing. To learn more, check out our pricing page.