Skip to main content
Back to models

Model comparison

Compare model identity and capabilities.

Selected

Claude Opus 4.1

anthropic/claude-opus-4-1-20250805

Anthropic / Claude

View model

Flagship Claude model for deep reasoning, coding, and long-horizon agents

Released
2025-08-05
Context window
200K
Max output
32K
Weights
Closed
Modalities
TextInputImageInputDocumentInputTextOutput
Capabilities
AttachmentsReasoningTool callTemperature
Providers
302.AIAbacusAnthropicAzureAzure Cognitive ServicesCloudflare AI GatewayFastRouterHeliconeJiekou.AIKilo GatewayLLM GatewayMerge GatewayNanoGPTNeonOpenCode ZenOpenRouterOrcaRouterPioneerPoeRequestyVercel AI GatewayZenMux

Select at least two models to compare.

Compare models
1 models selected
Compare