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Grok family — real-time, reasoning-focused AI models built for research, coding, and conversational intelligence.
Available models
7
Starting rate
150.8 RODI / 1M
Max context
500K
Grok 4.3 via Microsoft Foundry on Azure (xAI). Multimodal chat with text and image inputs, advanced reasoning and multi-agent capabilities. Direct from Azure deployment. Fallback xAI direct: xai/grok-4.3.
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Grok 4.20 Reasoning via Microsoft Foundry on Azure (xAI). Multimodal chat (text + image in, text out) with strong reasoning, instruction following, and enterprise calibration. Azure deployment name grok-4-20-reasoning; Holori alias azure_ai/grok-4-fast-reasoning.
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Grok 4.20 Non-Reasoning via Microsoft Foundry on Azure (xAI). Multimodal instant chat completion (text + image in, text out) optimized for lower-latency workloads without extended reasoning. Azure deployment grok-4-20-non-reasoning; Holori alias azure_ai/grok-4-fast-non-reasoning.
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Grok 4.1 Fast Reasoning via Microsoft Foundry on Azure (xAI). Multimodal fast chat (text + image in, text out) with reasoning. Azure azure_ai/grok-4-1-fast-reasoning.
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Grok 4.1 Fast Non-Reasoning via Microsoft Foundry on Azure (xAI). Multimodal fast instant completion (text + image in, text out). Azure azure_ai/grok-4-1-fast-non-reasoning.
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Grok 4.7 is xAI's frontier model for coding, agents, and knowledge work. Text and image inputs, a 500K context window, reasoning effort from low through xhigh, function calling, streaming, and prompt caching.
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Grok 4.6 is xAI's frontier model for coding, agents, and knowledge work. Text and image inputs, a 500K context window, and configurable reasoning effort.
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