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Updated 1 hour ago

xAI is an AI company founded with the mission of advancing scientific discovery and gaining deeper understanding of our universe. Their flagship model Grok features both text and vision support, with full function calling capabilities that make it excellent for agentic applications. The xAI provider offers an OpenAI-compatible API interface for easier integration, and is particularly noted for customer support applications, deep research tasks, and real-world agentic use cases. Grok models are also available through multiple platforms including OpenRouter and support voice, video, and physical AI agents.

Browse 25 LLM models available from xAI. Compare prices and features.

Models (25)

Organization Model Name Original Model Input Output Free
xAI
xAI Grok-4 grok-4 $3.00 $15.00
xAI
xAI Grok 4 Fast grok-4-fast $0.20 $0.50
xAI
xAI Grok-3 grok-3 $3.00 $15.00
xAI
xAI Grok-3 Mini grok-3-mini $0.30 $0.50
xAI
xAI Grok-2 grok-2 $2.00 $10.00
xAI
xAI Grok-4 Fast Non-Reasoning grok-4-fast-non-reasoning $0.20 $0.50
xAI
xAI Grok 3 Fast grok-3-fast $5.00 $25.00
xAI
xAI Grok 2 Vision grok-2-vision $2.00 $10.00
xAI
xAI Grok Code Fast 1 grok-code-fast-1 $0.20 $1.50
xAI
xAI Grok 3 Mini Fast Latest grok-3-mini-fast-latest $0.60 $4.00
xAI
xAI Grok 2 Vision (1212) grok-2-vision-1212 $2.00 $10.00
xAI
xAI Grok 2 Latest grok-2-latest $2.00 $10.00
xAI
xAI Grok 4.1 Fast grok-4-1-fast $0.20 $0.50
xAI
xAI Grok 2 (1212) grok-2-1212 $2.00 $10.00
xAI
xAI Grok 3 Fast Latest grok-3-fast-latest $5.00 $25.00
xAI
xAI Grok 3 Latest grok-3-latest $3.00 $15.00
xAI
xAI Grok 2 Vision Latest grok-2-vision-latest $2.00 $10.00
xAI
xAI Grok Vision Beta grok-vision-beta $5.00 $15.00
xAI
xAI Grok Beta grok-beta $5.00 $15.00
xAI
xAI Grok 3 Mini Latest grok-3-mini-latest $0.30 $0.50
xAI
xAI Grok-4.1 Fast Non-Reasoning grok-4-1-fast-non-reasoning $0.20 $0.50
xAI
xAI Grok 3 Mini Fast grok-3-mini-fast $0.60 $4.00
xAI
xAI Grok 4.20 Beta (Non-Reasoning) grok-4.20-beta-latest-non-reasoning $2.00 $6.00
xAI
xAI Grok 4.20 Multi-Agent Beta grok-4.20-multi-agent-beta-latest $2.00 $6.00
xAI
xAI Grok 4.20 Beta (Reasoning) grok-4.20-beta-latest-reasoning $2.00 $6.00