xAI (Grok) (11 models) vs NVIDIA (9 models) - compared across composite scores, pricing, capabilities, and context windows.
| Capability | xAI (Grok) | NVIDIA | Leader |
|---|---|---|---|
Vision | 6/11 | 2/9 | xAI (Grok) |
Reasoning | 9/11 | 9/9 | Tie |
Function Calling | 10/11 | 9/9 | xAI (Grok) |
JSON Mode | 11/11 | 6/9 | xAI (Grok) |
Web Search | 11/11 | 0/9 | xAI (Grok) |
Streaming | 11/11 | 9/9 | xAI (Grok) |
Image Output | 0/11 | 0/9 | Tie |
| Metric | xAI (Grok) | NVIDIA |
|---|---|---|
| Cheapest Input (per 1M tokens) | $0.200 Grok 4.1 Fast | $0.040 Nemotron Nano 9B V2 |
| Cheapest Output (per 1M tokens) | $0.500 | $0.160 |
| Most Expensive Input (per 1M tokens) | $3.00 Grok 4 | $0.100 Nemotron 3 Super |
| Most Expensive Output (per 1M tokens) | $15.00 | $0.450 |
| Free Models | 0 | 5 |
| Max Context Window | 2.0M | 262K |
| Model | Score | Input $/M | Output $/M |
|---|---|---|---|
| Grok 4.20 | 89 | $1.25 | $2.50 |
| Grok 4 | 88 | $3.00 | $15.00 |
| Grok 4.20 Multi-Agent | 88 | $2.00 | $6.00 |
| Grok 4.1 Fast | 78 | $0.200 | $0.500 |
| Grok 4.3 | 76 | $1.25 | $2.50 |
| Grok 3 | 74 | $3.00 | $15.00 |
| Grok 3 Beta | 74 | $3.00 | $15.00 |
| Grok 4 Fast | 73 | $0.200 | $0.500 |
| Grok 3 Mini Beta | 63 | $0.300 | $0.500 |
| Grok 3 Mini | 51 | $0.300 | $0.500 |
| Grok Code Fast 1 | 40 | $0.200 | $1.50 |
| Model | Score | Input $/M | Output $/M |
|---|---|---|---|
| Llama 3.3 Nemotron Super 49B V1.5 | 61 | $0.100 | $0.400 |
| Nemotron 3 Nano Omni (free) | 40 | Free | Free |
| Nemotron 3 Super (free) | 40 | Free | Free |
| Nemotron 3 Super | 40 | $0.090 | $0.450 |
| Nemotron 3 Nano 30B A3B (free) | 40 | Free | Free |
| Nemotron 3 Nano 30B A3B | 40 | $0.050 | $0.200 |
| Nemotron Nano 12B 2 VL (free) | 40 | Free | Free |
| Nemotron Nano 9B V2 (free) | 40 | Free | Free |
| Nemotron Nano 9B V2 | 40 | $0.040 | $0.160 |
Compare any two AI providers side-by-side.
xAI focuses on premium performance with web search capability (10/10) built into all 10 models, while NVIDIA's 11 models prioritize accessibility with 0/11 web search support. The 30-point performance gap reflects xAI's closed-source optimization versus NVIDIA's commitment to open source across all 11 models, trading raw benchmark scores for transparency and customizability.
NVIDIA's pricing strategy targets cost-conscious developers with 4 free models and output pricing starting at $0.160/M versus xAI's $0.500/M minimum. With 10/11 models supporting reasoning capabilities and 9/11 offering function calling, NVIDIA provides enterprise-grade features at 3x lower entry cost despite the performance tradeoff.
xAI's 2M context window enables document-heavy workflows and complex multi-turn conversations that NVIDIA's 262K limit cannot handle, justifying the 9-30x higher pricing. However, NVIDIA's smaller context aligns with their edge deployment focus - all 11 models are open source and optimized for on-premise GPU clusters where memory constraints matter more than cloud API limits.
xAI dominates agent development with 10/10 web search capability across all models and 9/10 function calling support, while NVIDIA offers 0/11 web search despite strong function calling (9/11 models). For $15.00/M output tokens, xAI's premium models deliver integrated web access that NVIDIA users must implement separately, making xAI the clear choice for information-aware agents.
Both providers treat vision as a secondary feature with xAI supporting it in 50% of models versus NVIDIA's 18%, but neither excels here compared to their text strengths. xAI's higher vision coverage at $0.500-$15.00/M targets multimodal applications, while NVIDIA's limited vision support reflects their focus on text-heavy enterprise workloads where their $0.160/M pricing and open-source flexibility matter more.