Source-linked AI model

Anthropic: Claude Sonnet 4.5

Anthropic: Claude Sonnet 4.5 is an AI model from anthropic with a 1,000,000-token context window, priced at $3 per 1M tokens for input. Review its sourced specs below; unavailable fields remain unavailable.

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...

Provider

anthropic

Context window

1,000,000 tokens

Input price

$3 per 1M tokens

Output price

$15 per 1M tokens

Source

OpenRouter

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