All Models
Claude Sonnet 5
Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...
Benchmarks
Available Providers (12)
| Provider | Model ID | Input Cost | Output Cost | Context | Max Output | Docs |
|---|---|---|---|---|---|---|
 Vercel AI Gateway | anthropic/claude-sonnet-5 | $2/MTok | $10/MTok | 1M | 128K | |
 Cloudflare AI Gateway | anthropic/claude-sonnet-5 | $2/MTok | $10/MTok | 1M | 128K | |
 Vertex (Anthropic) | claude-sonnet-5@default | $2/MTok | $10/MTok | 1M | 128K | |
 Azure | claude-sonnet-5 | $2/MTok | $10/MTok | 1M | 128K | |
 Anthropic | claude-sonnet-5 | $2/MTok | $10/MTok | 1M | 128K | |
 OpenCode Zen | claude-sonnet-5 | $2/MTok | $10/MTok | 1M | 128K | |
 Amazon Bedrock | anthropic.claude-sonnet-5 | $2/MTok | $10/MTok | 1M | 128K | |
 OpenRouter | anthropic/claude-sonnet-5 | $2/MTok | $10/MTok | 1M | 128K | |
 Vertex | claude-sonnet-5@default | $2/MTok | $10/MTok | 1M | 128K | |
 GitHub Copilot | claude-sonnet-5 | $2/MTok | $10/MTok | 1M | 128K | |
 Venice AI | claude-sonnet-5 | $3/MTok | $15/MTok | 1M | 64K | |
 LLM Gateway | claude-sonnet-5 | $3/MTok | $15/MTok | 1M | 1M |
Capabilities
Reasoning
Tool Calling
Attachments
Open Weights
Structured Output