xAI's general-purpose model with 256K context. excellent intelligence (91/100). Best for general knowledge tasks.
LMArena human preference ranking
Maximum input token capacity
Cost per 1M input tokens
Cost per 1M output tokens
Organization that created the model
Model weights publicly available
Code generation, understanding, and debugging
Mathematical reasoning and problem solving
Multi-step logical reasoning
Overall reasoning and task completion ability
| Dimension | Score |
|---|---|
| Intelligence | 91.0 |
| Reasoning | 90.0 |
| Math | 89.0 |
| Code | 90.0 |
| Overall | 90 |
xAI's Grok has emerged as a significant consumer AI player, growing from zero to 9.5M DAU and 38M MAU by December 2025. Animated Companions and integrated X app features driving adoption.
OpenAI announced a significant 40% price reduction for GPT-4o API access, with input tokens now at $2.50/1M and output tokens at $10.00/1M, intensifying price competition in the LLM market.
Microsoft and OpenAI announced an expanded partnership bringing GPT-5 and o1 models exclusively to Azure for enterprise customers, with dedicated capacity guarantees.