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anthropic
Anthropic: Claude Sonnet 4.5
anthropic/claude-sonnet-4.5
Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...
specs & pricing
- Type
- text
- Provider
- anthropic
- Model ID
- anthropic/claude-sonnet-4.5
- Capabilities
- vision, tools, reasoning
- Context window
- 1M tokens
- Input price
- $3.30 / 1M tokens
- Output price
- $16.50 / 1M tokens
Cloud price is billed from prepaid credits when a request fails over to the cloud. Open-weight models run free on GPUs you own — the gateway routes to your nodes first.