Grok 4.1 Fast Reasoning by xAI adds extended thinking to a 2M context window for complex multi-step logic.
Available on
Pricing from$0.20/ 1M input$0.50/ 1M output2Mcontext
Privacy
- ZDR
- Training
- No
- Region
- Multi
Run Kilo Code on Grok 4.1 Fast Reasoning
Kilo Code is an open-source AI coding agent for VS Code. It combines autonomous editing, planning and architect modes, and an OpenAI-compatible provider so you can bring the model of your choice. Add Opper as that provider with a base URL and key, and you can run it on any of 700+ models on one gateway, with a choice of region.
Run
Kilo Codeonin
Kilo CodeoninConnect Kilo Code to Grok 4.1 Fast Reasoning
Set up with agents
Paste this into your coding agent (Claude Code, Cursor, Codex, and more) and it will set up and build with Opper for you.
Where you can run it
Grok 4.1 Fast Reasoning runs on the routes below. Route only to EU providers when your data has to stay in Europe.
| Provider | Region | Zero data retention | Training | Input | Output |
|---|---|---|---|---|---|
| Google Cloud | Multi | No | $0.20 | $0.50 |
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