claude-sonnet-4-5

claude-sonnet-4-5

Claude Sonnet 4.5 is Anthropic's most capable model for complex agents and an industry leader for coding and computer use.
Anthropic
Version: 20250929
These models constitute the vast majority of the Azure AI Foundry Models and are provided by trusted third-party organizations, partners, research labs, and community contributors. These models offer specialized and diverse AI capabilities, covering a wide array of scenarios, industries, and innovations. An example of models from Partners and community are the family of large language models developed by Anthropic. Anthropic includes Claude family of state-of-the-art large language models that support text and image input, text output, multilingual capabilities, and vision. See Anthropic's privacy policy to know more about privacy. Learn how to deploy Anthropic models . Characteristics of Models from Partners and Community:
  • Developed and supported by external partners and community contributors.
  • Diverse range of specialized models catering to niche or broad use cases.
  • Typically validated by providers themselves, with integration guidelines provided by Azure.
  • Community-driven innovation and rapid availability of cutting-edge models.
  • Standard Azure AI integration, with support and maintenance managed by the respective providers.
Models from Partners and Community are deployable as Managed Compute or serverless API deployment options. The model provider selects how the models are deployable.

About this model

Claude Sonnet 4.5 is Anthropic's most capable model to date for building real-world agents and handling complex, long-horizon tasks, balancing the right speed and cost for high-volume use cases.

Key model capabilities

  • Extended thinking: Extended thinking gives Claude enhanced reasoning capabilities for complex tasks.
  • Image & text input: With strong vision capabilities, Claude Sonnet 4.5 can process images and return text outputs to analyze and understand charts, graphs, technical diagrams, reports, and other visual assets.
  • Computer use: Claude Sonnet 4.5 is Anthropic's most accurate model for computer use, enabling developers to direct Claude to use computers the way people do.

Quick facts

Model providerAnthropic
TypeMessages
LifecycleGenerally available (GA)
Input typetext, image, code
Output typetext
Context window200k
Token limits64000 output
PricingView pricing

Quick Start

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