Using Claude Sonnet 4.5 on Snowflake Cortex

Implementation guide · Claude 4.5 · Anthropic

Serverless

Snowflake Cortex exposes Claude Sonnet 4.5 through model ID claude-sonnet-4-5. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-07-26. Next refresh: weekly.

Quick Start

  1. 1
    Create an account at Snowflake Cortex and generate an API key.
  2. 2
    Use the Snowflake Cortex SDK or REST API to call claude-sonnet-4-5 — see the documentation for request format.
API PortalDocumentationPricing

Code Examples

See Snowflake Cortex documentation for integration details.

Pricing on Snowflake Cortex

Capabilities

VisionMultimodalReasoningJSON / Tool useStructured Outputs

About Claude Sonnet 4.5

Claude Sonnet 4.5 is Anthropic's Claude 4.5 model with multimodal text and image input and an optional reasoning mode. It offers a 200K-token context window and scores 86 on MMLU PRO.

Full model details →

Model Specs

Released2025-09-29
Context200k
ArchitectureDecoder Only
Knowledge cutoff2025-12

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Also available on(7)

Microsoft Foundry$3.00/1MAnthropic$3.00/1MGCP Vertex AI$3.00/1M
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Provider

Snowflake Cortex

Snowflake

Bozeman, Montana, United States