All Models

Anthropic: Claude Opus 4.5

Reasoning Tool Calling Attachments

Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...

Providers 2
Released Nov 24, 2025
Input Modalities image, pdf, text
Output Modalities text
Tarsk Use coding

Benchmarks

43.1
Intelligence Index
42.9
Coding Index
62.7
Math Index

Available Providers (2)

Provider Model ID Input Cost Output Cost Context Max Output Docs
Kilo Gateway anthropic/claude-opus-4.5 $5.00/MTok $25.00/MTok 200K 64K
Helicone claude-4.5-opus $5.00/MTok $25.00/MTok 200K 64K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output