Context
200K
Input
text, image
Output
text
Tool calling
Supported
About this model
Claude Opus 4.1 is a highly capable model in the Claude 4 family, offering strong performance for complex reasoning and analysis tasks. Part of the earlier Claude 4 generation alongside Claude Opus 4.
Input modalities
text
Accepted as model input
image
Accepted as model input
Providers
Available routing options for this model through OneInfer.
Available
Routing
OneInfer optimized
Pricing
Current OneInfer pricing for this model.
| Usage | Price |
|---|
Performance
Published evaluation results associated with this model.
No benchmark data is listed for this model.
API example
curl https://api.oneinfer.ai/v1/ula/chat/completions \
-H "Authorization: Bearer $ONEINFER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "claude-opus-4-1-20250805",
"messages": [
{ "role": "user", "content": "Hello!" }
]
}'