anthropic

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...

Input Cost
$3.00
per 1M tokens
Output Cost
$15.00
per 1M tokens
Context Window
1,000,000
tokens
Compare vs GPT-4o
Developer ID: anthropic/claude-sonnet-4.5

Related Models

anthropic
$3.00/1M

Anthropic: Claude Sonnet 4

Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, ex...

📝 200,000 ctx Compare →
anthropic
$0.25/1M

Anthropic: Claude 3 Haiku

Claude 3 Haiku is Anthropic's fastest and most compact model for near-instant responsivene...

📝 200,000 ctx Compare →
anthropic
$5.00/1M

Anthropic: Claude Opus 4.5

Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software e...

📝 200,000 ctx Compare →