All Models
Claude Sonnet 4
Balanced Claude model for coding, analysis, agent workflows, and cost control
Available Providers (13)
| Provider | Model ID | Input Cost | Output Cost | Context | Max Output | Docs |
|---|---|---|---|---|---|---|
 Poe | anthropic/claude-sonnet-4 | $2.60/MTok | $13/MTok | 983.0K | 64K | |
 Vertex | claude-sonnet-4@20250514 | $3/MTok | $15/MTok | 200K | 64K | |
 OpenRouter | anthropic/claude-sonnet-4 | $3/MTok | $15/MTok | 1M | 64K | |
 Vertex (Anthropic) | claude-sonnet-4@20250514 | $3/MTok | $15/MTok | 200K | 64K | |
 Merge Gateway | anthropic/claude-sonnet-4-20250514 | $3/MTok | $15/MTok | 200K | 64K | |
 DigitalOcean | anthropic-claude-sonnet-4 | $3/MTok | $15/MTok | 1M | 64K | |
 FastRouter | anthropic/claude-sonnet-4 | $3/MTok | $15/MTok | 200K | 64K | |
 ZenMux | anthropic/claude-sonnet-4 | $3/MTok | $15/MTok | 1M | 64K | |
 Helicone | claude-sonnet-4 | $3/MTok | $15/MTok | 200K | 64K | |
 OpenCode Zen | claude-sonnet-4 | $3/MTok | $15/MTok | 1M | 64K | |
 Vercel AI Gateway | anthropic/claude-sonnet-4 | $3/MTok | $15/MTok | 1M | 8.2K | |
 Kilo Gateway | anthropic/claude-sonnet-4 | $3/MTok | $15/MTok | 200K | 64K | |
 Abacus | claude-sonnet-4-20250514 | $3/MTok | $15/MTok | 200K | 64K |
Capabilities
Reasoning
Tool Calling
Attachments
Open Weights
Structured Output