All Models
Claude Opus 4.1
Claude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks. It achieves 74.5% on SWE-bench Verified and shows notable gains in multi-file code refactoring, debugging precision, and detail-oriented reasoning. The model supports extended thinking up to 64K tokens and is optimized for tasks involving research, data analysis, and tool-assisted reasoning.
Available Providers (14)
| Provider | Model ID | Input Cost | Output Cost | Context | Max Output | Docs |
|---|---|---|---|---|---|---|
 GitHub Copilot | claude-opus-41 | $0.00/MTok | $0.00/MTok | 80K | 16K | |
 Poe | anthropic/claude-opus-4.1 | $13.00/MTok | $64.00/MTok | 196.6K | 32K | |
 ZenMux | anthropic/claude-opus-4.1 | $15.00/MTok | $75.00/MTok | 200K | 64K | |
 FastRouter | anthropic/claude-opus-4.1 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 OpenCode Zen | claude-opus-4-1 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 Amazon Bedrock | anthropic.claude-opus-4-1-20250805-v1:0 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 Azure Cognitive Services | claude-opus-4-1 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 Abacus | claude-opus-4-1-20250805 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 OpenRouter | anthropic/claude-opus-4.1 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 Requesty | anthropic/claude-opus-4-1 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 Anthropic | claude-opus-4-1-20250805 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 Vertex (Anthropic) | claude-opus-4-1@20250805 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 Azure | claude-opus-4-1 | $15.00/MTok | $75.00/MTok | 200K | 32K | |
 AIHubMix | claude-opus-4-1 | $16.50/MTok | $82.50/MTok | 200K | 32K |
Capabilities
Reasoning
Tool Calling
Attachments
Open Weights
Structured Output