# Grok 4.1 Fast Reasoning a fost detectat pe Arena

Grok 4.1 Fast Reasoning este un model de la xAI, lansat la data de 2025-11-19. Prima detectare 2026-09-11. Cataloagele indică o fereastră de context de 2.000.000 de tokeni. 14 linkuri către surse.

- Tip: Detectare
- Dezvoltator: xAI
- Grad de certitudine: Confirmat
- Prima detectare: 2026-09-11T21:39:38.120Z
- Model: [Grok 4.1 Fast](https://alexgetman.com/ro/models/xai/grok-4-1-fast/)
- Adresă canonică: https://alexgetman.com/ro/signals/2026/09/11/grok-4-1-fast-reasoning/

## Linkuri către dovezi

- [Arena · leaderboards](https://x.ai/news/grok-4-1-fast)
- [models.dev · catalogue](https://models.dev/#grok-4.1-fast)
- [models.dev · catalogue](https://models.dev/#grok-4.1-fast-non-reasoning)
- [TrueFoundry · Azure catalogue](https://github.com/truefoundry/models/blob/main/providers/azure-ai-foundry/grok-4-1-fast-reasoning.yaml)
- [TrueFoundry · Azure catalogue](https://github.com/truefoundry/models/blob/main/providers/microsoft-foundry/grok-4-1-fast-reasoning.yaml)
- [OpenCode · discovery](https://opencode.ai/data/xai/grok-4-1-fast-reasoning)
- [OpenCode · discovery](https://opencode.ai/data/xai/grok-4-1-fast)
- [Artificial Analysis · benchmarks](https://artificialanalysis.ai/models)
- [Vertex AI · Model Garden](https://console.cloud.google.com/vertex-ai/publishers/xai/model-garden/grok-4.1-fast-non-reasoning)
- [Vertex AI · Model Garden](https://console.cloud.google.com/vertex-ai/publishers/xai/model-garden/grok-4.1-fast-reasoning)
- [models.dev · catalogue](https://models.dev/#grok-4-1-fast-non-reasoning)
- [models.dev · catalogue](https://models.dev/#grok-4-1-fast-reasoning)
- [Azure Foundry · lifecycle](https://learn.microsoft.com/en-us/azure/foundry/concepts/model-lifecycle-retirement?view=azureml-api-2)
- [models.dev · catalogue](https://models.dev/#grok-4.1-fast-reasoning)